Simple Strength NLP vs Stark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simple Strength NLP
This app guides novice lifters through a linear progression strength training program. It automatically adjusts weights, suggests modifications when you stall, and tracks your progress. Features include a rest timer, workout history, and an offline mode.
- Automatic weight progression
- Rest timer with Lock Screen widget
- Workout history and personal records
- Apple Health integration
- Plate calculator
- Offline functionality
- 1RM calculator
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Simple Strength NLP An adaptive strength training tracker for the novice linear progression program. SIMPLE BY DESIGN Track your squat, bench, press, and deadlift. The app tells you what weight to lift and increases it when you're ready. SMART PROGRESSION Start light, add weight every workout. When you stall, the app suggests deloads and programming modifications. FEATURES -Automatic weight progression after successful lifts -Rest timer with Lock Screen widget and Dynamic Island -Workout history and personal records -Apple Health integration -Plate calculator shows exactly what to load -Works offline—your data stays on your device -1RM calculator, progression estimates, and more THE PROGRAM Based on the time-tested Starting Strength novice linear progression: three barbell workouts per week, alternating between Workout A (Squat, Press, Deadlift) and Workout B (Squat, Bench, Deadlift). MODEL Pay once, own it forever. No subscriptions, no premium tiers, no ads.
Stark
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Stark. Workout Tracker Stark is a simple and powerful workout tracker built for lifters who want structure, consistency, and real progress. No ads. No account required. No subscription. Start training instantly. Track workouts, log sets and reps, and follow your progress over time without distractions. Create custom workout routines for push, pull, legs, full body, or your own split. Log every set and rep with ease and keep your training consistent. Progressive overload tracking See your training volume increase over time. View full workout history, track personal records, and monitor strength progression clearly. Streak tracker Stay consistent with a streak system that keeps you accountable. Miss a week and it resets. Keep going and build momentum. Quickly calculate how to load the bar. Enter your target weight and get the exact plates needed instantly. Automatic rest timer starts after each set. Stay on track with countdown alerts so you never lose focus between sets. Exercise library and workout log Access your full exercise library, log weights, track progress per movement, and review your lifting history anytime. Fast, minimal interface designed for training sessions. Works in dark or light mode depending on your environment. Stark is free to download and requires no account or subscription. Just open and start lifting. FEATURES Workout Templates — Build reusable routines for any split and launch them in one tap. Set & Rep Logging — Log every set with weight and reps as you train, in real time. Rest Timer — Auto-starts after each set with a visual countdown and "Get Ready" alert. Plate Calculator — Enter your target weight and instantly see which plates to load. Exercise Library — Browse a full exercise database with per-exercise history and personal records. Session History — Review every past workout with full set-by-set detail. Weekly Report — Get a clear summary of your training each week, including volume, progress, and consistency. Training Streaks — Stay accountable with a streak that resets if you skip a week. Progress Charts — Visualize strength gains and volume trends across time. Exercise Swaps — Quickly swap exercises mid-workout if equipment is taken or you want a change. Dark & Light Mode — Full support for both — looks sharp either way. No ads. No subscriptions. — Free to download, nothing locked away. Fully functional offline!
Screenshots
Verdict
The clearest difference is in-app purchases: Stark at none against Simple Strength NLP's 1. Stark also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Simple Strength NLP sells 1 one-off in-app purchase. Stark asks for nothing beyond the download.
Simple Strength NLP ships an update every 2 weeks, Stark every 10 days. The most recent releases landed on October 21, 2026 and October 18, 2026 respectively.
| Parameter | Simple Strength NLP | Stark |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Jared Meyer | Anton Larsson |
In-app purchases
Simple Strength NLP
- Unlock Simple Strength$7.99
Stark
No in-app purchases









