# Critical Maps (open-source maps and navigation app)

> Critical Maps is a free, open-source maps and navigation app for Android. Critical mass location sharing and chat. It has 154 GitHub stars and is released under the Apache-2.0 license, and you can install it from F-Droid and Google Play.

This app tracks your location and shares it via a map with all other participants of the critical mass bicycle protest. You can use the chat to communicate with all other participants. Location sharing and chat relies on criticalmaps.net. Location tracking is always active while using the app.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/criticalmaps/criticalmaps-android |
| Platforms | Android |
| Built with | Java |
| GitHub stars | 154 |
| License | Apache-2.0 (open source) |
| F-Droid | https://f-droid.org/packages/de.stephanlindauer.criticalmaps/ (package de.stephanlindauer.criticalmaps) |
| F-Droid anti-features | Relies on a non-free network service; Depends on the developer's own network service; Tracks or reports your activity |
| Google Play | https://play.google.com/store/apps/details?id=de.stephanlindauer.criticalmaps |
| App Store | not linked |
| Website | https://criticalmaps.net |
| Official | no |
| Category | Maps & navigation |
| Latest release | 3.1.3 (Jun 21, 2026) |
| Last commit | Jun 21, 2026 |

F-Droid builds its apps from source and flags anti-features: https://f-droid.org/en/docs/Anti-Features/

## Similar mobile apps

- [Organic Maps](https://appsgit.com/mobile-apps/organic-maps): Get reliable offline maps with GPS navigation for hiking, cycling, and travel. (15,615 stars, Apache-2.0, official)
- [OsmAnd~](https://appsgit.com/mobile-apps/osmand): Global Mobile Map Viewing & Navigation for Offline and Online OSM Maps. (6,061 stars, GPL-3.0-only, official)
- [StreetComplete](https://appsgit.com/mobile-apps/streetcomplete): OpenStreetMap surveyor app. (5,042 stars, GPL-3.0-only, official)
- [Trail Sense](https://appsgit.com/mobile-apps/trail-sense): Use your phone's sensors to assist with wilderness treks. (2,921 stars, MIT)
- [GPSLogger](https://appsgit.com/mobile-apps/gpslogger): A lightweight GPS logger, battery efficient, GPX/KML, add notes, share, upload. (2,614 stars, GPL-2.0-only)
- [GPSTest](https://appsgit.com/mobile-apps/gpstest): An app for testing GPS and GNSS capabilities of a device. (2,419 stars, Apache-2.0)

---

Canonical page: https://appsgit.com/mobile-apps/critical-maps
Source: appsgit (https://appsgit.com), the app store for github. Data from the GitHub API, refreshed nightly.
Machine access: JSON API https://appsgit.com/api/v1/apps (OpenAPI: https://appsgit.com/openapi.json), MCP server https://mcp.appsgit.com/mcp, full index https://appsgit.com/llms-full.txt.