# Muscle & Motion vs Align

The clearest difference is ads: Muscle & Motion at none against Align's shown. Muscle & Motion also leads on review sentiment (77% vs 59%). Align's advantage is update cadence (every 6 days vs monthly). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Muscle & Motion sells 3 in-app purchases, starting at $15.00 per month and Align sells 6 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Muscle & Motion holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 681 and 552 respectively. Written reviews point the same way: 77% of Muscle & Motion's written reviews are positive against 59% of Align's.

Muscle & Motion ships an update monthly, Align every 6 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Muscle & Motion | Align |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (681 ratings)](https://appshunter.io/ios/app/muscle-and-motion-posture/id1199500066/reviews)** | [4.7 (552 ratings)](https://appshunter.io/ios/app/align-fix-your-posture/id6740603022/reviews) |
| Number of ratings | **681** | 552 |
| Positive reviews | **76.7% of reviews** | 58.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 193 MB | 50 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Muscle & Motion LTD](https://appshunter.io/developer/1110670112) | [Press Get](https://appshunter.io/developer/1790775202) |

## What reviewers say

### Muscle & Motion

[App page](https://appshunter.io/ios/app/muscle-and-motion-posture/id1199500066)

Explore the anatomy and biomechanics of posture with interactive 3D models. Understand muscular patterns, identify common faults, and learn corrective exercises to improve alignment and reduce pain. Ideal for professionals and individuals seeking to enhance their understanding of human movement.

**Highlights:** 3D Postural Analysis Library, Corrective Exercise Library, Biomechanical Principles Visualization, Muscle Activation in 3D, Identification of Postural Faults, Client/Patient Education Tools

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Full Access | $15.00 | per month |
| Yearly Full Access | $89.00 | per year |
| Yearly Subscription Bonus | $89.00 | per year |

**What reviewers like**

- 🚀 Animated anatomy magic
- 👍 Very educational
- 👍 Great body of work
- 👍 Brilliant and very helpful
- 👍 Fabulous and makes you better

**What reviewers complain about**

- 🐛 Doesn't work on iOS 18.3
- 💰 Very expensive

**Reported bugs**

- Paid subscription not working, only free version available
- Login issues

**Requested features**

- Add Russian language
- Add Spanish language


### Align

[App page](https://appshunter.io/ios/app/align-fix-your-posture/id6740603022)

This app acts as a personal posture coach, offering real-time analysis and personalized exercises to improve spinal alignment, reduce back pain, and help you stand taller. It uses image analysis and AirPods integration for tracking, with daily stretches and custom reminders to build healthy posture habits.

**Highlights:** Real-time posture analysis, AirPods head tilt tracking, Personalized daily stretches, Customizable reminders, Progress tracking charts, Back pain reduction

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Align Pro (Yearly) | $9.99 | per year |
| Align Pro (Monthly) | $9.99 | per month |
| Align Pro (Weekly) | $9.99 | per 7 days |
| Align Pro (Yearly) | $19.99 | per year |
| Align Pro (Yearly) | $39.00 | per year |
| Yearly $39.0 | $39.00 | per year |

**What reviewers like**

- 👍 Effective posture improvement
- 🚀 Customized exercise routines
- 💡 Useful AirPods tracking feature
- 👍 Easy to use and understand

**What reviewers complain about**

- 🐛 Compatibility issues with smaller devices

**Reported bugs**

- Splash screen not accessible on smaller devices

**Requested features**

- Progress tracking for AirPods sessions
- Ability to view posture improvement over time


## Frequently asked questions

### Is Muscle & Motion free?

Muscle & Motion is free to download, with in-app purchases available.

### Is Align free?

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

### Which has better reviews, Muscle & Motion or Align?

Muscle & Motion is rated higher. Muscle & Motion averages 4.9 out of 5 from 681 ratings, while Align averages 4.7 from 552 ratings.

### Do Muscle & Motion or Align have ads?

Align shows ads; Muscle & Motion does not.

### Which is updated more often, Muscle & Motion or Align?

Muscle & Motion ships an update monthly, and Align every 6 days. Most recently, Muscle & Motion was updated on November 3, 2026 and Align on October 30, 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.*