Home Assistant Companion vs Mushroom
A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Home Assistant Companion
Self-hosted backend pairing for Home Assistant mobile apps
VS
Mushroom
Modern minimalist card collection for Home Assistant dashboards
| Feature | Home Assistant Companion | Mushroom |
|---|---|---|
| Category | Home Automation | Home Automation |
| License | Apache-2.0 | Apache-2.0 |
| Language | Kotlin | TypeScript |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 32 MB |
| Deployment | source | source |
| GitHub stars | ★ 3,788 | ★ 5,098 |
| First released | 2020 | 2022 |
| Replaces | Google Home app | proprietary smart home apps |
Why pick each one
Choose Home Assistant Companion if…
- Turns phones into sensors
- Tight HA integration
Choose Mushroom if…
- Released under the Apache-2.0 license
- Easy to set up — beginner-friendly
- Mature project with 5.1k GitHub stars
- Written in TypeScript
Frequently asked questions
Is Home Assistant Companion or Mushroom better?
Neither is universally better. Mushroom has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Home Assistant Companion and Mushroom free and open-source?
Yes. Home Assistant Companion is licensed under Apache-2.0 and Mushroom under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Home Assistant Companion and Mushroom with Docker?
Home Assistant Companion: check the project docs for container support. Mushroom: check the project docs for container support.
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