SUPLA
SUPLA: A free, flexible option for DIY users who want cloud access or a self-hosted server. Ranked #31 of 39 in Smart Home Apps by our editors (6.7/10); pricing: Free plan; best for DIY users wanting open-source cloud or self-hosting.
At a glance
- Editor score6.7 / 10
- PricingFree plan
- Best forDIY users wanting open-source cloud or self-hosting
- Free planYes
- Paid fromNone
- Voice assistantsGoogle Home, Amazon Alexa
- Founded2016 · Paczków, Poland
- Facts checked4 Oct 2026
Where it wins
- Free access to the app and public cloud, with a self-hosted server option
- Automations can use time, device state, sensors, weather, and energy data
- Connects with Google Home, Amazon Alexa, Home Assistant, MQTT, and REST API
Where it doesn't
- Functions depend on the supported device and its setup
- Device communication standards alone do not establish compatibility
- Community and documentation are the listed support channels
Our verdict on SUPLA
SUPLA brings compatible smart-home devices from different manufacturers into a shared app and cloud service. It is aimed at DIY users who want to control and monitor devices such as gates, shutters, lighting, heating, sensors, and energy meters, with access through Android, iOS, or a browser. Users can choose SUPLA Cloud for remote access or operate a self-hosted SUPLA server. Available functions depend on the device and its setup, so SUPLA is a better fit for people willing to check compatibility than for buyers seeking a plug-and-play promise across a broad device catalog.
Automation is a notable strength: schedules, scenes, and reactions can use time, device state, sensor readings, weather, and energy data as inputs. Google Home and Amazon Alexa provide voice control, while Home Assistant integration uses MQTT, including MQTT Discovery. The REST API with OAuth 2.0 supports integrations and custom applications. That range gives technically inclined users several ways to extend the platform, though the verified device protocols are not specified as a uniform compatibility guarantee; Wi-Fi, Zigbee, Z-Wave, Matter, or a controller type alone does not establish that a device will work.
SUPLA describes free access to its app and public cloud and does not list paid software plans, making it accessible to users who want to start without a software subscription. Open-source availability and the server option also suit users who prefer to manage their own deployment. Support is through community resources and documentation, so buyers who require vendor-led support should weigh that before choosing it. Pick SUPLA if open-source control, flexible automation, and self-hosting matter more than assured compatibility; consider another option if broad, clearly verified device support or formal support channels are essential.
SUPLA pricing
SUPLA fact sheet
| Free plan | Yes |
|---|---|
| Paid from | None |
| Voice assistants | Google Home, Amazon Alexa |
| Device protocols | Not verified |
| Remote control | Yes |
| Automation triggers | time, device state, sensor readings, weather, energy data |
| Mobile platforms | Android, iOS |
| Local control | Yes |
| Deployment | Cloud, Self-hosted, Mobile |
| Platforms | Web, iOS, Android |
| Support | Community, Docs |
| Built for | Solo, Small business (editorial estimate) |
| Integrations | 5 integrations: Google Home, Amazon Alexa, Home Assistant, MQTT, REST API See all → |
| Pricing | Free plan |
| Website | supla.org |
| Facts checked | 4 Oct 2026 |
SUPLA integrations
SUPLA lists 5 integrations on its own site.
- Google Home
- Amazon Alexa
- Home Assistant
- MQTT
- REST API
Alternatives to SUPLA
- Google HomeFree web and mobile control for compatible devices, routines, cameras and energy features.9.3
- Home Assistant AssistA free, flexible voice assistant for Home Assistant homes, with setup that takes work.9.2
- Apple HomeA free Apple-device app for organizing, automating, and remotely controlling HomeKit and Matter accessories.9.1
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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