Cardiograph - Heart Rate Meter
com.macropinch.hydra.android
FreeContains adsEveryone
Version and dates
1M+Installs
2.8 / 196KRating
Jan 21, 2011Released
Jan 30, 2026Updated
variesVersion
2.3.3+Android
Release notes of the current version
Fixed Start button layout on tablets in landscape orientation. Updated camera detection facilities. Fixed minor bugs
APK metadata
| Package name | com.macropinch.hydra.android |
|---|---|
| Developer | MacroPinch |
| Developer website | macropinch.com |
| Category | Health & Fitness |
| Installs (exact) | 27,588,437 |
| Ratings | 195,701 |
| Reviews | 5,337 |
| Price | Free |
| In-app purchases | No |
| Ads | Yes |
| Content rating | Everyone |
| Requires Android | 2.3.3 |
| Released | Jan 21, 2011 |
| Last update | Jan 30, 2026 |
| Record refreshed | Oct 27, 2026 |
