The iPhone strength log that counts reps in reserve on every set
Stage
Not given
Not given
Founded
Not given
Not given
Based in
FR
RO
Pricing model
Freemium
Freemium
Pricing
Free: Core features with 71 exercises, 7 built-in programs, audio coaching, Apple HealthKit sync, 1-3 month progress charts, 30-day history limit, 1 active program. Monthly subscription: $3.99/mo with 1 month free. Annual subscription: $24.99/yr with 1 month free (save 50%). Lifetime: $59.99 once. P
Free: unlimited sets and sessions, full history, CSV and JSON export, works offline, no account required. Pro: $4.99 per month or $29.99 per year (with first month free on annual plan).
Key features
7 progression algorithms for automatic progression
400+ exercises across 6 modalities
Visual barbell plate calculator with warmup sets
5 voice-coached personas with audio coaching
30 built-in training programs
Real-time PR detection and logging
Apple Health integration with full metadata
GPS running with live pace display and voice splits
Muscle heat map showing trained volume by muscle group
Home screen widgets and Dynamic Island support
Log weight, reps and reps in reserve in two taps between sets
Rest timer that starts itself with Live Activity
RIR-aware personal records
Plain-sentence reads of training trends
Import from Hevy, Strong and generic CSV exports
Works fully offline with optional sync
438 exercises in library
Four PR ladders per lift
RIR-adjusted estimated 1RM formula
What makes it different
Automatic progression across strength, running, and HIIT in one app
Works completely offline with no account required
Built by a single developer with no ads or data selling
Auto-deload feature that reduces weight after consecutive failed sessions
Shareable progress cards and muscle heat maps
Records only count when effort backs them up, not just based on weight lifted
Plain sentence weekly reads of training progress instead of charts to interpret
AddFive
NotchLift