# Nitro Swim vs THRC

The clearest difference is rating: Nitro Swim at 5.0 against THRC's 4.7. THRC's advantage is ratings volume (28 vs 5). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Nitro Swim holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: THRC has 28 ratings behind it against 5, so its average is the more settled of the two.

Nitro Swim ships an update every 5 weeks, THRC every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Nitro Swim | THRC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/nitro-swim/id1483784349/reviews)** | [4.7 (28 ratings)](https://appshunter.io/ios/app/thrc/id1587033354/reviews) |
| Number of ratings | 5 | **28** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 58 MB | 204 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Nitro Swimming Bee Cave, LLC](https://appshunter.io/developer/1483784348) | [All Signs, Inc.](https://appshunter.io/developer/1587033356) |

## What reviewers say

### Nitro Swim

[App page](https://appshunter.io/ios/app/nitro-swim/id1483784349)

Track your swimmer's progress, view class schedules, and register for swimming lessons. Receive push notifications to stay updated on class availability and your child's development. Experience a unique approach to learning to swim.

**Highlights:** View class schedules, Check swimmer progress, Register for classes, Push notifications, Class availability updates

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### THRC

[App page](https://appshunter.io/ios/app/thrc/id1587033354)

Enhance your gym journey by easily checking into locations, reserving group fitness classes, and tracking your progress. Access personalized training plans, manage nutrition, and set fitness goals with real-time coach messaging and body measurement tracking.

**Highlights:** Gym check-in, Group fitness class reservations, Workout and progress tracking, Personalized training plans, Nutrition management, Real-time coach messaging, Body measurement tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Nitro Swim free?

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

### Is THRC free?

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

### Which has better reviews, Nitro Swim or THRC?

Nitro Swim is rated higher. Nitro Swim averages 5.0 out of 5 from 5 ratings, while THRC averages 4.7 from 28 ratings.

### Do Nitro Swim or THRC have ads?

Neither Nitro Swim nor THRC shows ads.

### Which is updated more often, Nitro Swim or THRC?

Nitro Swim ships an update every 5 weeks, and THRC every 6 weeks. Most recently, Nitro Swim was updated on October 29, 2026 and THRC on October 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.*