C2K — Couch to 5K & 10K
Free, open-source C25K/C210K running trainer. No Google, no tracking.
C2K is a free, open-source running trainer for Android that guides you from the couch to running 5K or 10K — with no Google services, no tracking, and no ads.
Features:
• Couch to 5K (C25K) — 9-week program, 3 runs per week
• Couch to 10K (C210K) — 14-week program
• Audible voice prompts — "Start running", "Walk for 90 seconds", countdown warnings
• Background workout timer — continues with screen off
• GPS tracking (optional) — records distance and pace; works without GPS too
• Progress tracking — remembers which weeks and days you've completed
• Works offline — no internet permission required
• No Google Play Services required — compatible with GrapheneOS and de-Googled devices
Permissions:
• FOREGROUND_SERVICE — keeps the workout timer running with screen off
• WAKE_LOCK — prevents the CPU sleeping mid-workout
• ACCESS_FINE_LOCATION — optional GPS for distance/pace tracking (you can skip this)
• POST_NOTIFICATIONS — workout notification with pause/stop controls
C2K is free software released under the GNU General Public License v3.
Features:
• Couch to 5K (C25K) — 9-week program, 3 runs per week
• Couch to 10K (C210K) — 14-week program
• Audible voice prompts — "Start running", "Walk for 90 seconds", countdown warnings
• Background workout timer — continues with screen off
• GPS tracking (optional) — records distance and pace; works without GPS too
• Progress tracking — remembers which weeks and days you've completed
• Works offline — no internet permission required
• No Google Play Services required — compatible with GrapheneOS and de-Googled devices
Permissions:
• FOREGROUND_SERVICE — keeps the workout timer running with screen off
• WAKE_LOCK — prevents the CPU sleeping mid-workout
• ACCESS_FINE_LOCATION — optional GPS for distance/pace tracking (you can skip this)
• POST_NOTIFICATIONS — workout notification with pause/stop controls
C2K is free software released under the GNU General Public License v3.
版本
尽管下面提供了 APK 安装包的下载选项，但你应该注意，以这种方式安装将不会收到更新通知，这是一种不太安全的下载方式。 我们建议你安装使用 F-Droid 客户端。
下载 F-Droid-
arm64-v8aarmeabi-v7ax86x86_64该版本需要 Android 8.0 及以上版本。
此包由原始开发者构建并签名，并保证对应于此源代码 tarball。