Steady Breath Rhythm

Steady Breath Rhythm is a manual breathing pacer and vital logging utility. This application provides visual timing for breathing cycles and allows for manual recording of heart rate data.

* Guided breath pacer with 4-second phases for inhalation, holding, and exhalation
* Animated visual circle that synchronizes with the breathing timer
* Manual heart rate logger to input BPM values
* History list displaying recorded vital logs with timestamps
* Calculation of average heart rate based on manually entered data
* Calm score display derived from log averages
* Swipe-to-delete functionality for individual vital records
* Privacy-focused offline operation with local-only data access