One Rep Max - 1RM Calculator

Calculate your One Rep Max from 2-12 max effort performed reps.

Features:
- Quickly & easily calculate your One Rep Max
- Save calculations to track progress
- View your 1RM percentages e.g. "70% one rep max"
- Log multiple exercise types (Deadlift, benchpress, front squat etc.)
- Create & add your own exercise types
- View max weight history by exercise type
- View charts showing your strength gains over time
- Select a custom date when adding entries
- Choose Imperial or Metric units