# CORUS45 vs Tremont Athletic

The clearest difference is rating: CORUS45 at 5.0 against Tremont Athletic's 4.3. CORUS45 also leads on ratings volume (512 vs 12) and update cadence (every 3 weeks vs every 6 weeks). Tremont Athletic's advantage is monetization model (free vs free with in-app purchases) 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.

CORUS45 holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: CORUS45 has 512 ratings behind it against 12, so its average is the more settled of the two.

CORUS45 ships an update every 3 weeks, Tremont Athletic every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | CORUS45 | Tremont Athletic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (512 ratings)](https://appshunter.io/ios/app/corus45/id1524088211/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/tremont-athletic/id1609673241/reviews) |
| Number of ratings | **512** | 12 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 38 MB | 206 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Corehouse, LLC](https://appshunter.io/developer/1494494463) | [Tremont Athletic Club LLC](https://appshunter.io/developer/1489380383) |

## What reviewers say

### CORUS45

[App page](https://appshunter.io/ios/app/corus45/id1524088211)

Book and manage your high-intensity Pilates classes with this app. View schedules, find studios, track your progress, and purchase class packages. Experience a signature full-body workout designed to build strength and push limits.

**Highlights:** Book classes, View studio locations, Manage reservations, Buy class packages, Track progress, View class schedules

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

**In-app purchases:** none


### Tremont Athletic

[App page](https://appshunter.io/ios/app/tremont-athletic/id1609673241)

This app connects you to a premier fitness community, offering tools to view and track training plans, schedule workouts, and monitor progress towards your goals. It also facilitates nutrition management, body measurement tracking, and real-time communication with your coach. Seamlessly sync data from wearable devices for a comprehensive health overview.

**Highlights:** View and track training plans, Schedule and commit to workouts, Monitor progress towards goals, Manage nutrition intake, Real-time coach messaging, Track body measurements and photos, Connect to wearable devices

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is CORUS45 free?

CORUS45 is free to download, with no in-app purchases.

### Is Tremont Athletic free?

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

### Which has better reviews, CORUS45 or Tremont Athletic?

CORUS45 is rated higher. CORUS45 averages 5.0 out of 5 from 512 ratings, while Tremont Athletic averages 4.3 from 12 ratings.

### Do CORUS45 or Tremont Athletic have ads?

Neither CORUS45 nor Tremont Athletic shows ads.

### Which is updated more often, CORUS45 or Tremont Athletic?

CORUS45 ships an update every 3 weeks, and Tremont Athletic every 6 weeks. Most recently, CORUS45 was updated on November 3, 2026 and Tremont Athletic on November 3, 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.*