Detox vs Kobiton

Free and open source

From $50 per month (indicative entry plan)

Free and open source. You pay in engineering time and CI minutes.

Priced by device minutes and concurrent sessions; the on-premise hybrid option is licensed separately.

Everything, self-hosted

Free trial with limited device minutes.

Widely used

Wix · since 2017

Emerging

Kobiton · since 2016

• Automatic synchronisation with the RN bridge eliminates most timing flake.
• Same JavaScript and Jest tooling the app team already uses.
• Fast execution because there is no external driver round trip.

• Hybrid model lets you keep sensitive devices in-house while using one interface.
• Manual session recording converts into Appium scripts, shortening authoring.
• Cheaper than the top-tier enterprise clouds.

• React Native only — useless for native or Flutter apps.
• Requires building a special test binary, which complicates the pipeline.
• Grey-box coupling means an RN upgrade can break your test setup.

• Smaller device catalogue than BrowserStack or Sauce Labs.
• Generated Appium scripts still need substantial cleanup.
• Mobile only.

React Native teams that want low-flake E2E tests in their existing toolchain.

Mobile teams that want a device cloud but must keep some devices on premises.