Guide To The 21 Best IoT Operating Systems Of 2025
10 Best IoT Operating Systems Shortlist
Here's my pick of the 10 best software from the 21 tools reviewed.
Navigating the world of IoT operating systems can be a challenge, especially when you're trying to find the right fit for your team's needs. In my experience, IoT solutions can simplify complex tasks and improve connectivity across devices, easing some of the common headaches tech experts face.
You'll find that I've tested and reviewed various options to bring you an unbiased look at the best IoT operating systems available. I aim to provide insights into each solution's unique features and benefits.
As you read on, expect a straightforward guide that highlights the strengths and weaknesses of each option. Whether you're looking for scalability, industry-specific features, or compliance capabilities, this article will help you make an informed decision.
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Best IoT Operating Systems Summary
| Tool | Best For | Trial Info | Price | ||
|---|---|---|---|---|---|
| 1 | Best for accessing comprehensive resources and expert insights | Free | Open source project and available for free | Website | |
| 2 | Best for developers seeking a real-time, modular operating system | Free | Open source project and Available for free | Website | |
| 3 | Best for consumer electronics and large-scale device interoperability | Free | Open source project and Available for free | Website | |
| 4 | Best for rapid, effective IoT hardware development | Not available | Customized price upon request | Website | |
| 5 | Best for critical infrastructure and mission-critical applications | Not available | Customized price upon request | Website | |
| 6 | Best for users seeking cloud integration with their IoT devices | Not available | From $0.08 per million messages sent | Website | |
| 7 | Best for wireless sensor network applications | Not available | Open source project and Available for free | Website | |
| 8 | Best for small, low-power, networked IoT devices | Free | Open source project and Available for free | Website | |
| 9 | Best for businesses requiring secure, robust, and scalable IoT solutions | Not available | From $0.01/device/day (around $0.3/user/month) | Website | |
| 10 | Best for embedded systems with tight memory constraints | Not available | Customized price upon request | Website |
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Best IoT Operating Systems Reviews
Insights Hub is a dynamic platform offered by Siemens, packed with resources and expert insights about the world of product lifecycle management (PLM). It brings together a wide array of information beneficial to anyone seeking comprehensive knowledge, which is why it's best for accessing resources and expert insights.
Why I Picked Insights Hub:
I selected Insights Hub because it focuses on delivering valuable, comprehensive content about PLM. As an industry leader, Siemens has demonstrated a keen ability to provide insights and resources that help businesses make informed decisions. Insights Hub stands apart as it aggregates expertise and knowledge from various domain experts, providing an excellent starting point for anyone seeking to deepen their understanding of PLM and related areas. This makes it best for accessing in-depth resources and insights from industry experts.
Standout Features and Integrations:
Insights Hub features many resources, including white papers, case studies, articles, and webinars that offer a deep dive into various aspects of PLM. One of its main strengths is its access to expert opinion pieces, which provide perspectives and insights you can't find elsewhere. The platform integrates with other Siemens PLM tools, offering contextual insights and demonstrating practical applications.
Pros and cons
Pros:
- Integrated with other Siemens PLM tools
- Access to expert opinions and insights
- Wide range of resources for a comprehensive learning
Cons:
- It doesn’t offer user interaction or discussion features.
- It might not provide specific product tutorials.
- Limited in scope to Siemens products and perspectives
Apache Mynewt is an elegant and efficient operating system built for high-performance applications on IoT devices. Thanks to its real-time capabilities and modular approach, it's designed to work seamlessly on devices with minimal memory. Apache Mynewt stands out in the crowded IoT market because of its impressive runtime, ability to run in constrained environments, and license-friendly approach.
Why I Picked Apache Mynewt:
I chose Apache Mynewt due to its unique feature set that caters to developers seeking a real-time, modular operating system. Its modularity offers a clean separation of responsibilities among the kernel, drivers, file system, shell, and other system utilities. This architecture allows developers to include only the components needed, reducing system overhead, a critical factor for IoT devices with constrained resources.
Standout Features and Integrations:
Apache Mynewt's core feature is its real-time capabilities, making it ideal for time-sensitive applications. Its robust bootloader, "Newt,” can manage multiple firmware images on the device, a critical feature for safe over-the-air updates. Moreover, Apache Mynewt boasts a strong hardware abstraction layer for integrations, enabling developers to write applications that run on a broad range of hardware without modifications.
Pros and cons
Pros:
- Strong hardware abstraction layer for broad compatibility
- Modular and flexible, enabling lean deployments
- Exceptional real-time capabilities
Cons:
- Some developers may find the lack of a graphical user interface challenging.
- It may require considerable expertise to deploy effectively.
- Limited support and documentation compared to commercial offerings
Tizen is an open-source, Linux-based operating system designed by Samsung for various devices, including smartphones, TVs, wearables, and in-vehicle infotainment systems. It is a top choice for consumer electronics and large-scale device interoperability due to its flexibility and broad compatibility range.
Why I Picked Tizen:
I picked Tizen because it offers an open-source environment that encourages flexibility and broad device compatibility. Its unique selling point lies in its support for many device types, making it stand out among other real-time operating systems. Therefore, I believe Tizen is best suited for projects involving consumer electronics and situations that demand large-scale device interoperability.
Standout Features and Integrations:
Tizen's standout features include its high compatibility with various devices, HTML5 support, and the ability to run native apps using JavaScript and CSS. Furthermore, it provides a robust security framework that ensures its applications’ safety. Tizen also integrates with Samsung's ecosystem, which includes a variety of consumer electronics devices, providing a seamless experience for developers and end-users.
Pros and cons
Pros:
- Robust security framework
- An open-source environment promotes flexibility.
- Broad device compatibility
Cons:
- Dependent on Samsung's ecosystem
- Higher learning curve due to less common programming languages
- Limited developer community compared to mainstream operating systems.
Breadware is a renowned IoT solution that specializes in hardware development. It provides a comprehensive platform for designing, prototyping, and bringing IoT hardware products to market, which explains why it's best for rapid and effective IoT hardware development.
Why I Picked Breadware:
In my quest to find the best IoT tools, I found Breadware compelling due to its robust hardware development offerings. Its unique position as a go-to platform for IoT hardware development sets it apart from others on this list. Breadware is best for rapid and effective IoT hardware development because it combines many resources and tools into one platform, allowing developers to streamline the development process.
Standout Features and Integrations:
Breadware's core features revolve around IoT hardware development, including design tools, a prototyping platform, and a marketplace to connect with professional services. Furthermore, Breadware supports integrations with various CAD tools and hardware component manufacturers, allowing developers to construct and analyze their designs seamlessly.
Pros and cons
Pros:
- Offers a marketplace for additional professional services
- Supports a wide range of integrations
- Focused on IoT hardware development
Cons:
- It might be complex for beginners.
- It was primarily focused on hardware, less on the software side.
- Pricing details are not transparent.
Best for critical infrastructure and mission-critical applications
Wind River VxWorks is a leading real-time operating system (RTOS) recognized for its reliability and robustness in mission-critical applications. Its determinism, safety, security, and reliability features make it a top choice for critical infrastructure and mission-critical applications.
Why I Picked Wind River VxWorks:
I selected Wind River VxWorks for its proven track record in mission-critical environments. Its robustness, reliability, and real-time performance distinguish it from other options. These characteristics and its security features make it an ideal choice for critical infrastructure and mission-critical applications.
Standout Features and Integrations:
Wind River VxWorks provides a range of features for real-time performance and secure operation. It boasts a deterministic process and multitasking capabilities, enabling precise, reliable control in time-sensitive applications. Its security features, such as secure boot and data encryption, are vital in mission-critical use cases. VxWorks supports various hardware platforms and integrates with Wind River's suite of software tools and many third-party development tools, facilitating a comprehensive development environment.
Pros and cons
Pros:
- Robust security features such as secure boot and data encryption
- Wide-ranging hardware support and integrations
- Robust and reliable performance, suitable for mission-critical applications
Cons:
- The features and capabilities may need more balance for more straightforward applications.
- It may require significant technical expertise for setup and maintenance.
- Pricing information is private.
Amazon FreeRTOS is an open-source, microcontroller operating system that makes small, low-power edge devices easy to program, deploy, secure, connect, and manage. Due to its close integration with AWS, it is precious for users seeking strong cloud integration for their IoT devices.
Why I Picked Amazon FreeRTOS:
Amazon FreeRTOS stood out in my selection process due to its seamless integration with AWS cloud services, providing an efficient and secure IoT development environment. In addition, it offers a robust selection of libraries that simplify the programming process. Given these characteristics, Amazon FreeRTOS is an ideal tool for users seeking to integrate their IoT devices with the cloud.
Standout Features and Integrations:
Amazon FreeRTOS provides several essential features, such as local networking capabilities, security protocols, and real-time multitasking. It also integrates effectively with AWS IoT Core, allowing users to collect data from and control their devices in the field. Other key integrations include AWS IoT Device Defender, which offers security metrics for consistent monitoring, and AWS IoT Device Management for remote management.
Pros and cons
Pros:
- Real-time multitasking capabilities
- Strong security protocols
- Deep integration with AWS IoT services
Cons:
- Requires understanding of the AWS ecosystem
- It might be overly complex for simple projects.
- Pricing can be complex due to dependence on AWS services.
TinyOS is an open-source operating system purpose-built for low-power wireless devices, such as those found in sensor networks. Its low memory footprint and energy efficiency make it especially suitable for wireless sensor network applications.
Why I Picked TinyOS:
In the realm of wireless sensor networks, TinyOS is a uniquely fitting choice. Its core attributes, lightweight nature, energy efficiency, and modular design set it apart. Its focus on low-power wireless devices makes it best suited for wireless sensor network applications, considering the standard requirements for resource efficiency and scalability in such scenarios.
Standout Features and Integrations:
TinyOS features a component-based architecture, which promotes modularity and code reusability. Its event-driven execution model contributes to power efficiency—a crucial trait for battery-operated wireless sensor devices. Additionally, TinyOS integrates well with NesC, a programming language specifically designed for embedded systems, and it provides support for a wide range of hardware platforms commonly used in sensor networks.
Pros and cons
Pros:
- Supports a wide range of hardware platforms used in sensor networks
- Component-based architecture promotes code reusability.
- Lightweight and power-efficient, suitable for sensor networks
Cons:
- Limited to the capabilities of the NesC programming language
- It might require significant technical expertise for setup and maintenance.
- Lacks the extensive support and service network of some commercial alternatives
Contiki is an open-source operating system designed specifically for IoT devices. Its ability to enable networking on small, low-power devices makes it a fitting choice for those working with resource-constrained IoT devices.
Why I Picked Contiki:
I chose Contiki for its tailored design aimed at IoT devices that operate on limited resources. It's light and efficient, allowing these small, low-power devices to become part of more extensive, connected networks. In the realm of IoT operating systems, Contiki is distinct for its focus on microcontrollers, demonstrating that power is not always a prerequisite for connectivity, thus making it the best for small, low-power, networked IoT devices.
Standout Features and Integrations:
Contiki offers IPv6 and IPv4 networking support, low-power wireless communication, and a set of shell commands for interactive operations. One of its key features is the Protothreads programming abstraction, which combines the low memory overhead of event-driven systems with the logical structure of multi-threaded systems. Contiki can also be integrated with a broad range of hardware, from small 8-bit microcontrollers to 32-bit processors.
Pros and cons
Pros:
- Open-source and free to use
- Supports network connectivity for small, low-power devices
- Lightweight, making it ideal for resource-constrained devices
Cons:
- It needs a graphical user interface, which could challenge some users.
- It may offer a lower level of support found with commercial offerings.
- Requires technical know-how to use it effectively
Best for businesses requiring secure, robust, and scalable IoT solutions
Ubuntu Core, by Canonical, is a minimal, containerized version of Ubuntu 20.04 LTS designed for IoT devices and embedded systems. Its keen focus on security, robustness, and scalability aligns perfectly with businesses seeking high-grade IoT solutions.
Why I Picked Ubuntu Core:
I selected Ubuntu Core for the way it addresses the key requirements of business-oriented IoT solutions. It brings robustness, security, and scalability to the forefront, setting it apart from many other IoT operating systems. The proven reliability of Ubuntu, coupled with these business-focused traits, convinced me that Ubuntu Core is best for businesses requiring secure, robust, and scalable IoT solutions.
Standout Features and Integrations:
Ubuntu Core introduces 'snaps' - a containerized software package designed to work securely within isolated sandboxes. This innovation empowers the operating system with enhanced security and facilitates automatic updates. Using trusted execution environments and full-disk encryption further elevates its robust security. Ubuntu Core also has excellent cloud integration, ensuring seamless communication with popular platforms like AWS IoT, Google Cloud IoT, and Azure IoT Hub.
Pros and cons
Pros:
- Robust and reliable, stemming from the Ubuntu lineage
- Scalability, making it ideal for large deployments
- Strong emphasis on security with automatic updates and sandboxed applications
Cons:
- Deployment and management can require substantial technical expertise.
- Commercial licensing may be complex for large-scale deployments.
- The relatively higher learning curve, particularly for those new to Ubuntu
Nuclear RTOS is a real-time operating system designed to serve embedded applications, particularly those with stringent memory requirements. Its modular, scalable design and small footprint make it an ideal fit for devices operating under tight memory constraints.
Why I Picked Nuclear RTOS:
In my search for the most fitting IoT operating system, I chose Nuclear RTOS due to its remarkable efficiency in resource usage. Its small footprint and modularity stand out, allowing systems to run efficiently despite limited resources. This unique capacity to optimize resource use without compromising functionality led me to conclude that Nuclear RTOS is best for embedded systems with tight memory constraints.
Standout Features and Integrations:
Nuclear RTOS offers a variety of features aimed at real-time performance and efficiency. Key among these is its kernel, which is optimized for minimal memory utilization, thus ensuring efficient system operation. The system also boasts a modular design that enables developers to include only necessary components, thereby saving precious system resources. In terms of integrations, Nuclear RTOS is compatible with various architectures, including ARM, MIPS, and PowerPC, and can work alongside numerous development tools, ensuring flexibility in its implementation.
Pros and cons
Pros:
- Compatible with various processor architectures and development tools
- Modular design offers flexibility in system configuration.
- Efficient memory management, ideal for systems with tight memory constraints
Cons:
- It could need some of the more advanced features in larger operating systems.
- It may require a certain level of technical expertise to implement
- Pricing information is private.
Other IoT Operating Systems
Below is a list of additional IoT operating systems I shortlisted but still need to make it to the top 10. It’s worth checking them out.
- Windows for IoT
For leveraging familiar Windows-based tools and technologies
- Sierra Wireless
For robust wireless solutions for IoT devices
- IDMS Linux Enterprise
Good for customization and flexibility in system management
- RIOT OS
Good for resource-constrained IoT devices with real-time capabilities
- Particle Device OS
Good for seamless integration with Particle's IoT hardware and cloud services
- Nano-RK
Good for energy-efficient, real-time operations in sensor networks
- FortiOS-Carrier
Good for telecom network protection and scalability
- OrbiWAN-Professional
Good for managing large-scale IoT networks in LPWAN deployments
- Zephyr RTOS
Good for small-footprint IoT devices needing real-time operations
- CIS Oracle Linux 7 Benchmark Level 1
Good for maintaining a secure Oracle Linux 7 environment
- Micrium uC/OS
Good for designing real-time, embedded systems with limited resources
Related Reviews
IoT Operating System Selection Criteria
When selecting the best IoT operating systems to include in this list, I considered common buyer needs and pain points like security vulnerabilities and device compatibility. I also used the following framework to keep my evaluation structured and fair:
Core Functionality (25% of total score)
To be considered for inclusion in this list, each solution had to fulfill these common use cases:
- Device connectivity
- Real-time data processing
- Scalability
- Security protocols
- Remote management
Additional Standout Features (25% of total score)
To help further narrow down the competition, I also looked for unique features, such as:
- Edge computing capabilities
- Machine learning integration
- Customizable dashboards
- Cross-platform compatibility
- Advanced analytics tools
Usability (10% of total score)
To get a sense of the usability of each system, I considered the following:
- Intuitive interface
- User-friendly navigation
- Minimal learning curve
- Customization options
- Responsive design
Onboarding (10% of total score)
To evaluate the onboarding experience for each platform, I considered the following:
- Availability of training videos
- Interactive product tours
- Access to templates
- Webinars for new users
- Chatbot assistance
Customer Support (10% of total score)
To assess each software provider’s customer support services, I considered the following:
- 24/7 support availability
- Response time
- Quality of technical assistance
- Availability of a knowledge base
- Multi-channel support options
Value For Money (10% of total score)
To evaluate the value for money of each platform, I considered the following:
- Competitive pricing
- Feature set for the price
- Flexible pricing plans
- Hidden costs
- Return on investment
Customer Reviews (10% of total score)
To get a sense of overall customer satisfaction, I considered the following when reading customer reviews:
- Overall satisfaction ratings
- Feedback on reliability
- Ease of use comments
- Support experience
- Feature satisfaction
How to Choose IoT Operating System
It’s easy to get bogged down in long feature lists and complex pricing structures. To help you stay focused as you work through your unique software selection process, here’s a checklist of factors to keep in mind:
| Factor | What to Consider |
|---|---|
| Scalability | Can the system grow with your needs? Consider future device additions and increased data loads. Look for systems that handle scaling without performance dips. |
| Integrations | Does it connect with your existing tools? Verify compatibility with your current tech stack like cloud services and databases. |
| Customizability | How much can you tailor the system? Look for options that let you adjust settings and interfaces to fit your workflows. |
| Ease of use | Is the interface intuitive? Ensure team members can quickly adapt without extensive training. Test demos to gauge user-friendliness. |
| Implementation and onboarding | How long does setup take? Consider the time and resources needed for full deployment. Check for available support during the onboarding phase. |
| Cost | Is the pricing clear and within budget? Compare subscription models and look for hidden fees. Ensure the cost aligns with the value provided. |
| Security safeguards | Are there robust security measures? Assess data protection features like encryption and access controls. Look for compliance with relevant standards. |
| Compliance requirements | Does it meet industry regulations? Ensure the system adheres to necessary compliance standards, especially if you operate in regulated sectors like healthcare or finance. |
What Is An IoT Operating System?
IoT operating systems are lightweight software platforms built to run connected devices with limited hardware. They're used by embedded developers, IoT engineers, and product teams who need to manage device performance, communication, and security. Features like protocol support, low memory usage, and real-time processing help with connecting devices, saving power, and keeping systems responsive. These tools make it easier to build and maintain smart devices without overloading the hardware.
Features
When selecting IoT operating systems, keep an eye out for the following key features:
- Device connectivity: Enables seamless communication between various IoT devices, ensuring they work together efficiently.
- Real-time data processing: Allows for instant analysis and decision-making, improving responsiveness to changing conditions.
- Scalability: Supports growth by accommodating more devices and increased data loads without performance loss.
- Security protocols: Protects data and devices through encryption and access controls, ensuring privacy and compliance.
- Remote management: Facilitates monitoring and control of devices from a distance, offering flexibility and convenience.
- Customizability: Provides options to tailor system settings and interfaces to fit specific workflows and requirements.
- Integrations: Ensures compatibility with existing tools and systems, enabling smooth integration into current tech stacks.
- User-friendly interface: Simplifies user interaction, allowing team members to navigate and use the system with ease.
- Compliance support: Meets industry standards and regulations, particularly important for sectors like healthcare and finance.
- Advanced analytics: Offers insights through data analysis, helping to optimize operations and improve decision-making.
Benefits
Implementing IoT operating systems provides several benefits for your team and your business. Here are a few you can look forward to:
- Improved efficiency: Real-time data processing and device connectivity enhance operational workflows and response times.
- Enhanced security: Security protocols protect your data and devices, reducing the risk of breaches and ensuring compliance.
- Scalability: Easily accommodates growth, allowing you to add more devices and manage increased data without losing performance.
- Cost savings: Remote management reduces the need for physical interventions, saving time and resources.
- Informed decision-making: Advanced analytics provide insights, helping you make data-driven decisions to optimize operations.
- Custom fit: Customizability allows you to tailor the system to your specific needs, improving user satisfaction and productivity.
Costs & Pricing
Selecting IoT operating systems requires an understanding of the various pricing models and plans available. Costs vary based on features, team size, add-ons, and more. The table below summarizes common plans, their average prices, and typical features included in IoT operating systems solutions:
Plan Comparison Table for IoT Operating Systems
| Plan Type | Average Price | Common Features |
|---|---|---|
| Free Plan | $0 | Basic device connectivity, limited data processing, and essential security protocols. |
| Personal Plan | $5-$15/user/month | Enhanced connectivity, real-time data processing, basic analytics, and standard security. |
| Business Plan | $20-$50/user/month | Advanced analytics, remote management capabilities, scalability options, and customizable settings. |
| Enterprise Plan | $60-$100/user/month | Full integration support, comprehensive security measures, compliance features, and dedicated customer support. |
Most Common Questions Regarding IoT Operating Systems (FAQs)
How do IoT operating systems handle real-time data processing?
IoT operating systems often include real-time capabilities to ensure timely data processing. This is crucial for applications where delays can lead to inefficiencies or safety concerns. Look for systems that offer low-latency processing to keep operations smooth and effective.
What memory requirements should I consider for IoT devices?
Memory needs vary based on device complexity. Simple sensors might need less than 50KB RAM, while gateways handling more data may require gigabytes. Ensure the OS you choose can support your device’s memory needs to avoid performance issues.
How important is security in IoT operating systems?
Security is vital in IoT systems due to the risk of data breaches. Choose an OS with strong encryption and access controls. Evaluate how the system handles updates and patches to protect your network from vulnerabilities.
Can IoT operating systems integrate with existing IT systems?
Integration capabilities are essential for seamless operation. Check if the IoT OS supports common protocols and can connect with your current IT infrastructure. This ensures better data flow and operational efficiency.
What’s Next:
If you're in the process of researching IoT operating systems, connect with a SoftwareSelect advisor for free recommendations.
You fill out a form and have a quick chat where they get into the specifics of your needs. Then you'll get a shortlist of software to review. They'll even support you through the entire buying process, including price negotiations.