# BUFF | Gym Workout Tracker vs Sobo AI

The clearest difference is monetization model: BUFF | Gym Workout Tracker at free with in-app purchases against Sobo AI's subscription. BUFF | Gym Workout Tracker also leads on ads (none vs shown) and ratings volume (266 vs 7). Sobo AI's advantage is update cadence (weekly vs every 3 weeks) and review sentiment (100% vs 85%). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. BUFF | Gym Workout Tracker sells 2 in-app purchases, starting at $12.99 per month and Sobo AI sells 7 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Sobo AI holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: BUFF | Gym Workout Tracker has 266 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 85% of BUFF | Gym Workout Tracker's written reviews are positive against 100% of Sobo AI's.

BUFF | Gym Workout Tracker ships an update every 3 weeks, Sobo AI weekly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BUFF | Gym Workout Tracker | Sobo AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (266 ratings)](https://appshunter.io/ios/app/buff-gym-workout-tracker/id6480278630/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/sobo-ai/id6742853977/reviews)** |
| Number of ratings | **266** | 7 |
| Positive reviews | 85.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 207 MB | 35 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Buff Dudes LLC](https://appshunter.io/developer/1738608861) | [GIGO DEV, INC](https://appshunter.io/developer/1799001047) |

## What reviewers say

### BUFF | Gym Workout Tracker

[App page](https://appshunter.io/ios/app/buff-gym-workout-tracker/id6480278630)

This app helps users track gym workouts, log sets and reps, and monitor personal records. It offers video demonstrations for exercises, customizable workout plans, and community features to share progress and stay motivated.

**Highlights:** Dynamic workout and progress tracking, Extensive exercise library with video demonstrations, Customizable workout routines and pre-designed plans, Detailed progress graphs and muscle usage visualization, Community and social sharing features, Gamified progress with achievements and medals

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $12.99 | per month |
| Yearly | $99.99 | per year |

**What reviewers like**

- 🚀 Intuitive interface
- 👍 Gamification and leveling up
- 🚀 Detailed exercise tutorials
- 👍 Customizable workout plans
- 👍 Community features

**What reviewers complain about**

- 🐛 Bugs and crashes
- 🔒 Login and account issues
- 💰 Expensive subscription
- 🔇 Lack of sound controls

**Reported bugs**

- Failure to load or save workouts
- Unresponsive login button
- White screen issue on iOS

**Requested features**

- Apple Watch integration
- Garmin/MyFitnessPal integration
- Ability to delete workout history
- Replacement exercises for home gym equipment


### Sobo AI

[App page](https://appshunter.io/ios/app/sobo-ai/id6742853977)

This AI-powered fitness app creates personalized workout and nutrition plans that adapt to your progress, equipment, and goals. It offers injury-aware training and real-time feedback for a tailored fitness experience.

**Highlights:** Custom training programs, Personalized nutrition plans, Adaptive to available equipment, Injury-aware workouts, Real-time feedback, Progressive plan adjustments

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sobo Monthly (Davi Cabral) | $14.99 | per month |
| Sobo Premium Monthly (Giddy) | $14.99 | per month |
| Sobo Premium Monthly | $24.99 | per month |
| Sobo 3 Month Starter | $24.99 | per month |
| Sobo Premium Yearly | $79.99 | per year |
| Sobo Yearly (Davi Cabral) | $99.99 | per year |
| Sobo Yearly (Gideon) | $99.99 | per year |


## Frequently asked questions

### Is BUFF | Gym Workout Tracker free?

BUFF | Gym Workout Tracker is free to download, with in-app purchases available.

### Is Sobo AI free?

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

### Which has better reviews, BUFF | Gym Workout Tracker or Sobo AI?

Sobo AI is rated higher. BUFF | Gym Workout Tracker averages 4.8 out of 5 from 266 ratings, while Sobo AI averages 5.0 from 7 ratings.

### Do BUFF | Gym Workout Tracker or Sobo AI have ads?

Sobo AI shows ads; BUFF | Gym Workout Tracker does not.

### Which is updated more often, BUFF | Gym Workout Tracker or Sobo AI?

BUFF | Gym Workout Tracker ships an update every 3 weeks, and Sobo AI weekly. Most recently, BUFF | Gym Workout Tracker was updated on October 27, 2026 and Sobo AI on October 24, 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.*