Thymis vs. balena vs. Mender
Three ways to manage and update device fleets, and where each one fits.
Product comparison
| Feature | Thymis | balena | Mender |
|---|---|---|---|
| Update model | Supported: Atomic NixOS generations | Supported: Container releases, delta updates | Supported: A/B full-image updates |
| Rollback | Supported: Automatic if the device can't reconnect within 60 s | Partly supported: Automatic for host OS only | Supported: Automatic if not committed |
| Self-hosting | Supported: Open source, self-hostable | Partly supported: openBalena: CLI, single user | Supported: Open source or on-premise |
| Remote access | Supported: VNC and terminal built in | Supported: Web terminal, CLI SSH, VPN | Partly supported: Troubleshoot add-on |
| Kiosk and signage | Supported: Built in | Partly supported: balenaDash signage app | Not documented in the sources checked: App-level, no first-party kiosk tooling |
| Pricing entry | Free up to 5 devices Core €30/month incl. 5 devices, then €3 per device; Enterprise custom pricing | First 10 devices free Prototype $159/month incl. 30 devices | Open source free Hosted Basic $34/month |
Thymis
- Update model
- Supported:Atomic NixOS generations
- Rollback
- Supported:Automatic if the device can't reconnect within 60 s
- Self-hosting
- Supported:Open source, self-hostable
- Remote access
- Supported:VNC and terminal built in
- Kiosk and signage
- Supported:Built in
- Pricing entry
- Free up to 5 devices Core €30/month incl. 5 devices, then €3 per device; Enterprise custom pricing
balena
- Update model
- Supported:Container releases, delta updates
- Rollback
- Partly supported:Automatic for host OS only
- Self-hosting
- Partly supported:openBalena: CLI, single user
- Remote access
- Supported:Web terminal, CLI SSH, VPN
- Kiosk and signage
- Partly supported:balenaDash signage app
- Pricing entry
- First 10 devices free Prototype $159/month incl. 30 devices
Mender
- Update model
- Supported:A/B full-image updates
- Rollback
- Supported:Automatic if not committed
- Self-hosting
- Supported:Open source or on-premise
- Remote access
- Partly supported:Troubleshoot add-on
- Kiosk and signage
- Not documented in the sources checked:App-level, no first-party kiosk tooling
- Pricing entry
- Open source free Hosted Basic $34/month
As of 19 Oct 2026 · based on public vendor documentation
Which one fits?
Thymis
One declarative configuration for the whole system, on NixOS.
balena
Fits if your apps are already Docker containers.
Mender
Fits Yocto or Debian images without changing your OS.
Not sure which fits your fleet?
Tell us about your devices and update requirements and we will give you an honest recommendation, even if it is not Thymis.