# TREMBLE Studios vs PerfectTrAIner

The clearest difference is in-app purchases: TREMBLE Studios at none against PerfectTrAIner's 2. TREMBLE Studios also leads on ratings volume (2.3K vs 2). PerfectTrAIner's advantage is update cadence (every 6 days vs monthly) and device support (3 vs 1). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. PerfectTrAIner sells 2 in-app purchases, starting at $8.99 per month. TREMBLE Studios asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for TREMBLE Studios against 5.0 for PerfectTrAIner. That said, the two scores are not equally well evidenced: TREMBLE Studios has 2.3K ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

TREMBLE Studios ships an update monthly, PerfectTrAIner every 6 days. The most recent releases landed on November 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | TREMBLE Studios | PerfectTrAIner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2.3K ratings)](https://appshunter.io/ios/app/tremble-studios/id1524078282/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/perfecttrainer/id6756835024/reviews)** |
| Number of ratings | **2.3K** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 38 MB | 62 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Coral Tremble Gables LLC](https://appshunter.io/developer/1524078284) | [Alexander Budnevich](https://appshunter.io/developer/1863146605) |

## 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


### PerfectTrAIner

[App page](https://appshunter.io/ios/app/perfecttrainer/id6756835024)

This app acts as an intelligent personal trainer, offering AI-powered workout plans, meal suggestions, and fitness advice. It features comprehensive tracking for workouts, nutrition, and weight, with personalized goals and insights.

**Highlights:** AI-powered personalized workout plans, Smart workout and progress tracking, Comprehensive nutrition logging, Personalized macro and calorie goals, Weight and progress visualization, AI-driven dietary and exercise recommendations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $8.99 | per month |
| Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is TREMBLE Studios free?

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

### Is PerfectTrAIner free?

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

### Which has better reviews, TREMBLE Studios or PerfectTrAIner?

PerfectTrAIner is rated higher. TREMBLE Studios averages 5.0 out of 5 from 2.3K ratings, while PerfectTrAIner averages 5.0 from 2 ratings.

### Do TREMBLE Studios or PerfectTrAIner have ads?

Neither TREMBLE Studios nor PerfectTrAIner shows ads.

### Which is updated more often, TREMBLE Studios or PerfectTrAIner?

TREMBLE Studios ships an update monthly, and PerfectTrAIner every 6 days. Most recently, TREMBLE Studios was updated on November 3, 2026 and PerfectTrAIner on September 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.*