iOS & Android
Launching August 2026
Kustos is in final pre-launch testing. Join the waitlist and we’ll send exactly one email when it’s live on the App Store and Google Play.
Launching August 2026 on iOS & Android. One email when it's live — nothing else. Privacy
Free at launch
- Unlimited routines, organized in folders
- Full workout history and progression charts
- One-tap import from Hevy, Strong, and 6 more apps
- Versioned backups and one-tap restore
- CSV export — never paywalled
- Buddy Mode: live sessions with a friend
Runs on
- iOS — iPhone, iOS 16.1 or later
- Android — Android 7.0 or later
- Full feature parity on both platforms
- kg and lb, dark and light themes
Speaks your language
English, Spanish, German, French, Italian, Portuguese, Turkish, Russian, Japanese, Korean, Chinese (Simplified), Chinese (Traditional) — 12 languages at launch.
No account needed to start: install, open, log. Curious what happens to your data? Read the plain-language answer.