# ProgressTrackAI Gym Log vs ISOBEAST

ProgressTrackAI Gym Log and ISOBEAST are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. ProgressTrackAI Gym Log sells 1 in-app purchase, starting at $1.99 per month and ISOBEAST sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | ProgressTrackAI Gym Log | ISOBEAST |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 50 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Juan Sanchez Martinez](https://appshunter.io/developer/1808853087) | [Andrew Isabirye](https://appshunter.io/developer/1894706023) |

## What reviewers say

### ProgressTrackAI Gym Log

[App page](https://appshunter.io/ios/app/progresstrackai-gym-log/id6744674569)

Log workouts, analyze progress, and leverage AI for smarter training decisions. This app offers a customizable workout log with a large exercise database and visual progress analysis. It helps users understand their training patterns and improve over time.

**Highlights:** AI workout routine creation, Automatic progress assessment, Performance analysis by muscle group, Customizable workout logging, Large exercise database, Progress charts and visualization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suscripción Premium | $1.99 | per month |


### ISOBEAST

[App page](https://appshunter.io/ios/app/isobeast-isometric-training/id6764201892)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ISOBEAST Pro (Monthly) | $4.99 | per month |
| ISOBEAST Pro (Annual) | $49.99 | per year |


## Frequently asked questions

### Is ProgressTrackAI Gym Log free?

ProgressTrackAI Gym Log is free to download, with in-app purchases available.

### Is ISOBEAST free?

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

### Do ProgressTrackAI Gym Log or ISOBEAST have ads?

Neither ProgressTrackAI Gym Log nor ISOBEAST shows ads.

### Which is updated more often, ProgressTrackAI Gym Log or ISOBEAST?

ProgressTrackAI Gym Log ships an update every 2 weeks, and ISOBEAST every 2 weeks. Most recently, ProgressTrackAI Gym Log was updated on September 17, 2026 and ISOBEAST on September 14, 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.*