# TREMBLE Studios vs True LIO

The clearest difference is ratings volume: TREMBLE Studios at 2.1K against True LIO's 4. True LIO's advantage is monetization model (free vs ad-supported) and device support (4 vs 1). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for TREMBLE Studios against 5.0 for True LIO. That said, the two scores are not equally well evidenced: TREMBLE Studios has 2.1K ratings behind it against 4, so its average is the more settled of the two.

TREMBLE Studios ships an update monthly, True LIO every 6 weeks. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | TREMBLE Studios | True LIO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2.1K ratings)](https://appshunter.io/ios/app/tremble-studios/id1524078282/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/true-lio/id6451005044/reviews) |
| Number of ratings | **2.1K** | 4 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 38 MB | 194 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Coral Tremble Gables LLC](https://appshunter.io/developer/1524078284) | [True L.I.O. Inc.](https://appshunter.io/developer/1696193733) |

## What reviewers say

### 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


### True LIO

[App page](https://appshunter.io/ios/app/true-lio/id6451005044)

Achieve your fitness and health goals with personalized workout programs, nutrition tracking, and habit monitoring. Connect with your coach and a supportive community for motivation and real-time messaging. Track progress with measurements and photos, and integrate with wearable devices.

**Highlights:** Workout programs and tracking, Nutrition and meal tracking, Habit monitoring, Coach messaging, Digital communities, Progress photos and measurements, Wearable device integration

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is TREMBLE Studios free?

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

### Is True LIO free?

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

### Which has better reviews, TREMBLE Studios or True LIO?

TREMBLE Studios and True LIO are both rated 5.0 out of 5 on the App Store, from 2.1K and 4 ratings respectively.

### Do TREMBLE Studios or True LIO have ads?

Neither TREMBLE Studios nor True LIO shows ads.

### Which is updated more often, TREMBLE Studios or True LIO?

TREMBLE Studios ships an update monthly, and True LIO every 6 weeks. Most recently, TREMBLE Studios was updated on September 22, 2026 and True LIO on September 17, 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.*