• General performance enhancements & bug fixes
Only the current version so far — new entries appear as the app ships updates.
Instant Heart Rate: HR Monitor is a health & fitness app by Bodymatter with 10,000,000+ downloads (about 31M estimated). Rated 3.9 from 309K ratings. Released Jul 23, 2010. Install growth, rank history, SDKs and ad networks.
From the store listing: “The most accurate heart rate monitor. Track heart beat, bpm, stress and cardio.”