# ANATOMY. vs TREMBLE Studios

The clearest difference is update cadence: TREMBLE Studios at monthly against ANATOMY.'s every 9 months. TREMBLE Studios also leads on rating (5.0 vs 4.8) and ratings volume (2.1K vs 267). ANATOMY.'s advantage is monetization model (free vs ad-supported) and device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TREMBLE Studios holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: TREMBLE Studios has 2.1K ratings behind it against 267, so its average is the more settled of the two. Written reviews point the same way: 89% of ANATOMY.'s written reviews are positive against 100% of TREMBLE Studios's.

ANATOMY. ships an update every 9 months, TREMBLE Studios monthly. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ANATOMY. | TREMBLE Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (267 ratings)](https://appshunter.io/ios/app/anatomy/id1417876652/reviews) | **[5.0 (2.1K ratings)](https://appshunter.io/ios/app/tremble-studios/id1524078282/reviews)** |
| Number of ratings | 267 | **2.1K** |
| Positive reviews | 89.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 175 MB | 38 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [1220 ASSOCIATES LLC](https://appshunter.io/developer/1417876651) | [Coral Tremble Gables LLC](https://appshunter.io/developer/1524078284) |

## What reviewers say

### ANATOMY.

[App page](https://appshunter.io/ios/app/anatomy/id1417876652)

Manage your fitness journey with class schedules, social media, and personalized goals. Track progress with popular fitness devices and apps, leveraging HealthKit for seamless workout saving. Participate in in-club challenges to stay motivated.

**Highlights:** Class schedules, Social media platform, Fitness goals tracking, In-club challenges, Fitness device integration, HealthKit workout saving

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

**In-app purchases:** none


### TREMBLE Studios

[App page](https://appshunter.io/ios/app/tremble-studios/id1524078282)

Book reformer Pilates classes with your favorite instructors and reserve your machine spots. Manage your account, billing, and view scheduled classes all in one place. Discover South Florida's premier reformer Pilates brand.

**Highlights:** Find instructors and locations, Book reformer Pilates classes, Reserve machine spots, View scheduled classes, Manage account and billing

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

**In-app purchases:** none


## Frequently asked questions

### Is ANATOMY. free?

ANATOMY. is free to download, with no in-app purchases.

### Is TREMBLE Studios free?

TREMBLE Studios is free to download, with no in-app purchases.

### Which has better reviews, ANATOMY. or TREMBLE Studios?

TREMBLE Studios is rated higher. ANATOMY. averages 4.8 out of 5 from 267 ratings, while TREMBLE Studios averages 5.0 from 2.1K ratings.

### Do ANATOMY. or TREMBLE Studios have ads?

Neither ANATOMY. nor TREMBLE Studios shows ads.

### Which is updated more often, ANATOMY. or TREMBLE Studios?

ANATOMY. ships an update every 9 months, and TREMBLE Studios monthly. Most recently, ANATOMY. was updated on September 24, 2026 and TREMBLE Studios on September 22, 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.*