MobyLity vs The Iron Ledger
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MobyLity
This app offers guided stretching and mobility routines to improve flexibility, posture, and relieve pain. It features expert-designed exercises with clear instructions, timers, and automatic routine variation to ensure a comprehensive full-body workout. Users can also create custom routines and track their progress.
- Guided stretching routines
- Posture correction
- Flexibility improvement
- Pain relief exercises
- Automatic routine variation
- Custom routine creation
- Equipment-free exercises
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MobyLity is your all-in-one companion for stretching, mobility training, improving flexibility, encouraging healthy joint movement, and achieving daily pain relief. Whether you want to improve posture correction, reduce stiffness, or build a daily stretching habit, MobyLity offers guided routines tailored to your lifestyle — all completely free and ad-free. With expert-designed stretching routines, detailed pictures, a built-in stretching timer, and gentle sounds guiding every move, you always know exactly how to perform each stretch safely. From pain relief stretch sessions to lower back and neck fix routines, and full-body stretching exercises, MobyLity helps improve your movement training and flexibility the easy way. Guided Stretching & Flexibility Training Open any routine and follow step-by-step stretching exercises with: • Timer + sound cues • Clear photos • Detailed instructions • Smooth transitions Designed for all users, from beginners to athletes, the app provides essential movement therapy and gentle physiotherapy exercises for home use. It specializes in Tight hamstrings, hip flexors, shoulders, spine mobility, and back mobility. Giving you everything needed for full-body mobility and daily mobility sessions. Automatic Routine Variation (Stretch the Whole-Body Weekly) Mobylity smartly rotates and stretches each time you complete a session. It removes guesswork so you don’t repeat the same moves every day. Weekly cycles every primary stability, supporting joint mobility, healthy joints, injury prevention, and pain management. Short routines help you stretch the whole body across the week — perfect for busy users who want flexibility training without long-term commitments. Add Stability for Better Mobility At the end of many routines, you’ll find optional core builder and gentle stability exercise moves to support total-body function. Improve stability, posture correction, and reduce the risk of imbalance. Relieve Pain & Improve Posture MobyLity includes targeted routines for: • Back pain stretch & lower back pain relief • Neck pain stretch & neck fix • Hip mobility & tight hips • Knee comfort • Shoulder health • Reduce stiffness • Posture correction Create Your Own Stretching Routines Don’t like the pre-made routines? Mobylity lets you build your own. Choose the duration, and save your perfect home stretching or stretching flexibility routine. Equipment-Based Customization If you don’t have a chair, bench, or tools, MobyLity automatically filters them out. You’ll only see no equipment exercises — ideal for home physio, fitness app users, travelers, and minimalists. Stretch Monthly Stats & Habit Building See how often you stretched, track total time, and build a long-lasting stretching habit. Stats help you: • Manage consistency • Improve motion and fitness • Build mindful routines • Strengthen commitment • Maintain mindful movement Perfect for Home, Office & Travel MobyLity works anywhere: • Home stretching • Office break stretching • Bedtime stretching • Training warm-ups • Post-workout cooldowns • Rehab movement Ideal for flex-fit, inshape, training, fitness your way, and even special goals like lose weight in 30 days or a 90-day challenge support routine (mobility-based). 100% Free — No Ads, No Subscriptions Mobylity is a fully stretching app with no ads, no paywalls, and no hidden subscriptions. Open, stretch, improve flexibility — and enjoy the freedom of a complete mobility training and flexibility app experience without interruptions. Download MobyLity & Start Moving Better Today Feel the difference in flexibility, strength, and posture with simple sessions that fit your day — whether you want guided stretch, stretching guide, movement therapy, or stress-free sessions for motion health. MobyLity is your path to a healthier, more mobile body — one session at a time.
The Iron Ledger
Log your strength training workouts, track personal records, and calculate your one-rep max. Monitor progress over time with detailed stats and customizable athlete profiles. Optional premium features enhance tracking and customization.
- Workout logging with 50+ exercises
- One-rep max calculator
- Personal record tracking
- Body weight and body fat tracking
- Customizable athlete profiles
- Offline functionality
- CSV data export (premium)
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TRACK YOUR STRENGTH TRAINING PROGRESS The Iron Ledger is a comprehensive strength training tracker designed for serious lifters. Log workouts, track personal records, calculate your one-rep max, and monitor progress over time. FREE FEATURES (NO PURCHASE REQUIRED) WORKOUT TRACKING - 50+ exercises (barbell & dumbbell variations) - Individual set tracking - different weight/reps per set - Collapsible exercise cards for clean editing - Smart keyboard navigation - auto-advance through fields - Add notes to workouts and exercises - View complete workout history 1RM CALCULATOR - Calculate one-rep max using 3 proven formulas (Epley, Brzycki, Lander) - Automatic 1RM estimates on personal records - Recommended training percentages (60-95% of 1RM) - Percentage-based weight selector during workouts - Perfect for progressive overload planning PROGRESS TRACKING - Automatic personal record (PR) tracking - Top 10 PRs displayed with estimated 1RM - Track body weight and body fat percentage - Weight history with last 10 entries chart - Stats per athlete (total workouts, volume, exercises) ATHLETE PROFILES - Create customizable athlete profiles - Profile photos and custom names - 1 athlete profile included free PREMIUM FEATURES (IN-APP PURCHASE REQUIRED) Optional subscription unlocks: - Unlimited athlete profiles (free tier limited to 1) - Color-coded progress charts by muscle group - Dark mode for night training - 15+ professional workout templates (including dumbbell-focused) - Favorite templates for quick access - Create and save custom templates - CSV data export - Priority support IN-APP SUBSCRIPTION PRICING - Monthly: $4.99/month - Yearly: $49.99/year (save 17%) - Lifetime: $99.99 one-time purchase Subscription is optional. All core features are available for free. WHY THE IRON LEDGER? - Works completely offline - no internet required - All data stored securely on your device - Clean, intuitive interface - Built by lifters, for lifters - Regular updates with new features - No ads, ever PERFECT FOR - Powerlifters tracking max lifts - Bodybuilders monitoring volume and progression - CrossFit athletes logging strength work - Coaches managing multiple athletes - Anyone serious about getting stronger Download The Iron Ledger today and start tracking your journey to peak strength!
Screenshots
Verdict
The clearest difference is in-app purchases: MobyLity at none against The Iron Ledger's 3. MobyLity also leads on ratings volume (107 vs 8). The Iron Ledger's advantage is update cadence (weekly vs every 2 months) and device support (3 vs 1). On price, rating, review sentiment 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. The Iron Ledger sells 3 in-app purchases, starting at $4.99 per month. MobyLity asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for MobyLity against 5.0 for The Iron Ledger. That said, the two scores are not equally well evidenced: MobyLity has 107 ratings behind it against 8, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
MobyLity ships an update every 2 months, The Iron Ledger weekly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | MobyLity | The Iron Ledger |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (107 ratings) | 5.0 (8 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 107 — better | 8 |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 68 MB | 40 MB |
| Age rating | 12+ | 4+ |
| Developer | Kenneth Brattli | Blake Wallace |
Customer experience
MobyLity
The Iron Ledger
In-app purchases
MobyLity
No in-app purchases
The Iron Ledger
- Monthly Subscription$4.991 Month
- Yearly Access$49.991 Year
- Lifetime Access$99.99









