Best Free IoT Connectivity Management Platforms of 2025

The HiveMQ Platform provides a scalable, reliable data backbone with an event-driven MQTT architecture. Here are a few highlights: 1. MQTT Broker: At the heart of the HiveMQ platform is a fully MQTT-compliant broker purpose-built for fast, reliable, bi-directional data movement between IoT devices and enterprise systems. 2. Edge Data Integration: HiveMQ Edge seamlessly integrates edge data by converting industrial protocols into standardized MQTT, enabling an interoperable IIoT infrastructure. 3. IoT Streaming Governance: Data Hub transforms data in flight, passing only the most relevant, contextualized data to cloud and enterprise systems. 4. UNS & IT/OT convergence Enabler: Commonly used as the backbone for Unified Namespace architectures and seamlessly connects OT devices with IT systems for full visibility and interoperability. 5. Distributed Data Intelligence: HiveMQ Pulse unifies and contextualizes data across the enterprise for smarter decisions exactly where they matter most. 6. Maximum Interoperability: Runs anywhere on-premises or in public or private clouds. Efficiently connects to streaming applications, databases and data lakes with a Java SDK to build your own 7. Scalability to Support Growth: Elastic scaling with automatic data balancing and smart message distribution. Proven benchmark of up to 200M active clients with 1.8B messages/hour 8. Business Critical Reliability: Zero message loss with persistence to disk and offline queuing. No single point of failure due to masterless cluster architecture and zero downtime upgrades

Coreflux is a next-generation IoT platform that emphasizes seamless integration, scalability and security. At its core: MQTT Broker is the platform's backbone. It facilitates real-time data communication and management between devices, regardless of protocol or manufacturer. Flux DSL is a proprietary domain-specific programming language that allows users to create event-driven workflows and orchestrate sophisticated IoT scenarios. Asset Management (Flux Assets), Manages a wide range of IoT Assets, from sensors to databases. Ensures optimal configuration and performance. Coreflux's integrated tools allow for precise orchestration of devices, workflows and automations. Coreflux is a flexible IoT management platform that can be used by IoT enthusiasts, enterprises, and developers. It can manage a small number of devices or networks with thousands.

Compatible with any smartphone, tablet, laptop, router, or GPS unit, our service allows you to enjoy coverage on expansive networks without being tied to any specific provider. Your privacy is our priority, as we only require an email for registration, ensuring that your personal data remains completely secure. To enhance your online privacy, our plans include a private IP address for added protection. We also accept cryptocurrency for payments, allowing for maximum confidentiality and anonymity. Our fully-developed AI-driven eSIM platform empowers businesses to offer eSIM solutions to their clientele seamlessly. Customers benefit from cost-effective, high-quality access to over 500 cellular networks across more than 150 countries, building on our 12 years of successful collaborations with leading MNOs and MVNOs globally. Keepgo caters to various broadband consumer devices, whether they are eSIM-enabled, pSIM-only, or locking devices through our mobile hotspot, and we uphold the highest standards of privacy protection while maintaining a system devoid of personal data. This commitment not only ensures user satisfaction but also guarantees peace of mind in every aspect of connectivity.

SenseAi harnesses the power of artificial intelligence to assess and track machine performance through the analysis of vibration and acoustic data. This innovative approach empowers manufacturers to swiftly pinpoint problems or inefficiencies in their production processes, enabling them to make informed, data-backed decisions aimed at enhancing overall efficiency. By utilizing SenseAi's plug-and-play, AI-driven monitoring system, manufacturers can unlock the full potential of their manufacturing operations. Designed with a convenient magnetic attachment, SenseAi effortlessly adheres to machines, facilitating performance monitoring with minimal disruption to existing workflows. Equipped with vibration, acoustics, and LIDAR sensors, the system delivers a thorough evaluation of machine performance. Users benefit from real-time monitoring and data analysis via 4G cellular connectivity, which ensures they receive immediate notifications regarding machine downtime. Additionally, the capability to monitor multiple facilities or production lines allows for a more comprehensive approach to operational oversight. Elevate your manufacturing processes through the continuous tracking of machine utilization and performance, ensuring that inefficiencies are swiftly addressed.

Select from a variety of payment options including pay-as-you-go, pooled bundles, or prepaid plans, all featuring SMS support. You can monitor your usage, set notifications, detect fraud, and manage subscriptions seamlessly. Our platform provides native compatibility for both consumer and IoT eSIM standards. With a unified interface, you can handle all your current and future Simplex subscriptions effortlessly. Experience enhanced data management through advanced features such as VPN, location services, localization, and traffic optimization. We ensure extensive coverage by supporting multiple networks within each country, surpassing the limitations of a single carrier. Wherever you travel, our SIM card ensures reliable connectivity across the globe. We offer all Form Factors (FF), including MFF2, 2FF, 3FF, 4FF, and eSIM options. Our SIM and eSIM cards have been successfully distributed and utilized worldwide. Through our Bring Your Own Operator (BYOO) service, we help optimize your usage. Our pricing is based on actual usage to provide an economical total cost, and we offer tailored packages with discounted rates for high data needs, covering 159 countries in our bundles. With us, you can easily find the perfect solution for your connectivity needs, ensuring you stay connected no matter where life takes you.