# Liftosaur vs Coach OS

The clearest difference is review sentiment: Liftosaur at 90% against Coach OS's 67%. Liftosaur also leads on rating (4.9 vs 4.7) and update cadence (every 6 days vs fortnightly). Coach OS's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Liftosaur sells 3 in-app purchases, starting at $4.99 per month and Coach OS sells 6 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Liftosaur holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 390 and 82 respectively. Written reviews point the same way: 90% of Liftosaur's written reviews are positive against 67% of Coach OS's.

Liftosaur ships an update every 6 days, Coach OS fortnightly. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Liftosaur | Coach OS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (390 ratings)](https://appshunter.io/ios/app/liftosaur-scriptable-workouts/id1661880849/reviews)** | [4.7 (82 ratings)](https://appshunter.io/ios/app/coach-os-gym-workout-system/id6746723674/reviews) |
| Number of ratings | **390** | 82 |
| Positive reviews | **89.6% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 66 MB | 79 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 17+ | +12 |
| Developer | [Liftosaur, LLC](https://appshunter.io/developer/1712548690) | [BPM Health Co.](https://appshunter.io/developer/1529354457) |

## What reviewers say

### Liftosaur

[App page](https://appshunter.io/ios/app/liftosaur-scriptable-workouts/id1661880849)

This app automates strength training by allowing users to build custom progressive overload programs or use pre-built routines. It tracks workouts, visualizes progress, and automatically adjusts weights and reps based on user-defined logic, making it a smart fitness companion.

**Highlights:** Automated progressive overload, Scriptable workout builder (Liftoscript), Pre-built popular lifting programs, Workout tracking and progress visualization, Rest timers and plate calculator, Body weight and measurement tracking, Cloud backup and cross-device sync

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $39.99 | per year |
| Lifetime Subscription | $99.99 | one-time |

**What reviewers like**

- ✨ Highly customizable workouts
- 🚀 Efficient workout tracking
- 💡 Innovative Liftoscript feature
- 💰 Incredible value (lifetime subscription)
- 🤝 Excellent developer support

**What reviewers complain about**

- 📚 Steep learning curve
- 🐛 Frequent app crashes due to updates
- 🔄 Sync issues with Apple Health
- 🐌 UI could use a polish
- 🤔 Some users find it too technical

**Reported bugs**

- App crashes frequently after updates
- Syncing issues with iPhone Health app
- App freezes on startup screen, requires reinstallation
- Changes to program not saving correctly
- Error when trying to set different warm-ups for different weeks

**Requested features**

- Dark mode option
- Ability to use kgs for barbell and lbs for dumbbells
- More intuitive UI for beginners
- Improved documentation/organization of ideas


### Coach OS

[App page](https://appshunter.io/ios/app/coach-os-gym-workout-system/id6746723674)

This app provides a personalized strength training program that adapts weekly to your progress and goals. It eliminates guesswork with clear instructions and proven methods to help you build strength and muscle safely. Track your improvements and gain confidence in the gym with a plan that evolves with you.

**Highlights:** Personalized strength program, Weekly progress-based updates, Clear, simple workout instructions, Proven strength-building methods, Built-in progress tracker

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coach OS Subscription | $19.99 | per month |
| Coach OS Subscription | $29.99 | per month |
| Atlas Subscription | $39.99 | per month |
| Coach OS Subscription | $139.99 | per year |
| Coach OS Subscription | $199.99 | per year |
| Atlas Subscription | $299.99 | per year |


## Frequently asked questions

### Is Liftosaur free?

Liftosaur is free to download, with in-app purchases available.

### Is Coach OS free?

Coach OS is free to download, with in-app purchases available.

### Which has better reviews, Liftosaur or Coach OS?

Liftosaur is rated higher. Liftosaur averages 4.9 out of 5 from 390 ratings, while Coach OS averages 4.7 from 82 ratings.

### Do Liftosaur or Coach OS have ads?

Neither Liftosaur nor Coach OS shows ads.

### Which is updated more often, Liftosaur or Coach OS?

Liftosaur ships an update every 6 days, and Coach OS fortnightly. Most recently, Liftosaur was updated on September 21, 2026 and Coach OS on September 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*