REP. - Smart Strength Tracker
REP. - Smart Strength Tracker is made and published by Kasper Sienicki. AppBrain is an independent app data site and isn't affiliated with Kasper Sienicki. The app name, icon, screenshots and description belong to Kasper Sienicki and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- October 22, 2025
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Similar apps and more from Kasper SienickiMore from Kasper Sienicki
Releases
Updates seen on the App Store- Version
- 1.2.0
- Launched
- October 2025
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 45.1 MB
- Content rating
- Everyone
Technologies used by REP. - Smart Strength Tracker
About the app and developer
About REP. - Smart Strength Tracker
REP. - Smart Strength Tracker was a health & fitness app developed by Kasper Sienicki. It was removed from the App Store Sep 2, 2026.
User Ratings
The app had no ratings.
App Information
REP. - Smart Strength Tracker was free. The app size was 45.07 MB. The last available version was 1.2.0. The last update was on October 22, 2025.
Technical Requirements
The app had a content rating of Everyone. The app had been available on the App Store since October 2025.
Developer information for Kasper Sienicki
Address:
Store listing
By Kasper Sienicki, from the App StoreDescription by Kasper Sienicki Written by the developer, not by AppBrain. Click to read.
PRIVACY YOU CAN TRUST
• Your workout data stays on YOUR device
• Optional iCloud backup - you control where your data lives
• No data selling, ever
• No advertising tracking
• Minimal data collection - only what's needed to help us fix crashes and bugs
• Built by lifters who respect your privacy
We believe your training data is personal. We'll never sell it, share it with advertisers, or use it for anything except helping YOU get stronger.
WHAT MAKES REP. DIFFERENT
• Adaptation Type Analysis - Only app that tells you if gains are neural (CNS) or hypertrophic (muscle growth)
• Self-Tuning AI - REP. Algorithm learns from YOUR results and improves accuracy over time with prediction validation
• 7 Different 1RM Formulas - Epley, Brzycki, Lander, Lombardi, Mayhew, O'Conner, Wathan analysed simultaneously
• 4 International Standards - Wilks, DOTS, Sinclair, AND Allometric strength coefficients in one place
• Exercise Correlation Mapping - Discovers which lifts improve each other specifically for YOU
• Biomechanical Calibration - Personalizes predictions based on your arm/leg/torso proportions
• Fatigue Impulse-Response Modeling - Scientific recovery predictions using exercise physiology principles
• Statistical Prediction Tracking - Reports accuracy with MAE, RMSE, confidence intervals like a research lab
TRACK YOUR STRENGTH JOURNEY
• Log exercises with weight, reps, and sets
• Automatic 1RM calculations using proven formulas
• Comprehensive exercise database covering all major lifts
• Support for bodyweight exercises and timed movements
• Instant personal record detection and celebration
• All processing happens on your device
AI-POWERED INSIGHTS (PROCESSED ON YOUR DEVICE)
• Smart predictions for your next personal bests
• Adaptation type analysis (neural vs. hypertrophic gains)
• Training recommendations based on your progress patterns
• Plateau detection and breakthrough strategies
• Personalized workout suggestions
• AI runs on your device - your data never leaves
DETAILED PROGRESS TRACKING
• Beautiful graphs showing your strength progression
• Historical workout logs with full detail
• Personal best streaks and achievements
• Volume tracking across training sessions
• Training frequency analysis
SMART FEATURES
• Dark mode for late-night gym sessions
• Optional iCloud backup for safety (encrypted)
• Unit conversion (kg/lbs) with intelligent defaults
• Clean, intuitive interface designed for the gym
• Offline mode - track anywhere, anytime
• No internet required for core features
TRAINING INTELLIGENCE
• Recovery status monitoring
• Muscle group fatigue tracking
• Training block periodisation support
• Integration with proven strength science
YOUR DATA, YOUR CONTROL
• Export your complete workout history anytime
• Delete your data with one tap
• Transparent about what we collect (almost nothing)
• No hidden data harvesting
• Open about our practices
Whether you're a beginner building your first strength base, an intermediate lifter chasing new PBs, or an advanced athlete fine-tuning your training, REP. gives you the insights to train smarter and grow stronger - all while keeping your data private.
Stop guessing. Start progressing. Stay private.
FREE TRIAL & SUBSCRIPTION
REP offers a 7-day free trial with full access to all features. No payment required during trial.
TRANSPARENCY
We're committed to transparency:
• Privacy Policy: https://repcoach.app/privacy
• Terms of Service: https://repcoach.app/terms
• Contact us anytime: hello@repcoach.app
No ads. No tracking. No data selling.
Just you, your lifts, and your progress.
Built by lifters who believe privacy matters.
Your PRs are waiting. Download REP and make them happen - privately.