# PoolFit vs Zygo

The clearest difference is review sentiment: PoolFit at 97% against Zygo's 43%. PoolFit also leads on rating (4.8 vs 4.2) and update cadence (every 2 weeks vs every 2 months). Zygo's advantage is monetization model (free with in-app purchases vs subscription) and iOS requirement (16.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PoolFit sells 2 in-app purchases, starting at $15.99 per month and Zygo sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

PoolFit holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 470 and 135 respectively. Written reviews point the same way: 97% of PoolFit's written reviews are positive against 43% of Zygo's.

PoolFit ships an update every 2 weeks, Zygo every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | PoolFit | Zygo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (470 ratings)](https://appshunter.io/ios/app/poolfit/id1495747948/reviews)** | [4.2 (135 ratings)](https://appshunter.io/ios/app/zygo/id1564866603/reviews) |
| Number of ratings | **470** | 135 |
| Positive reviews | **96.6% of reviews** | 42.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 33 MB | 101 MB |
| Requires iOS | 18.6 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fitmotivation Inc.](https://appshunter.io/developer/1495747947) | [Swimmersive Co](https://appshunter.io/developer/1381489863) |

## What reviewers say

### PoolFit

[App page](https://appshunter.io/ios/app/poolfit/id1495747948)

Engage in a variety of low-impact water exercises and in-home fitness routines led by expert instructors. Access over 225 workouts, download them for offline use, and create custom playlists to achieve your fitness goals.

**Highlights:** Over 225 water and in-home workouts, Workouts for all fitness levels, Downloadable videos for offline use, Customizable workout playlists, Led by certified fitness instructors, Low-impact exercises

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PoolFit Monthly | $15.99 | per month |
| PoolFit Annual | $159.99 | per year |

**What reviewers like**

- 👍 Variety of workouts
- 👍 Challenging and fun workouts
- 👍 Excellent instructors
- 👍 Workouts for all levels
- 👍 Refreshing and low-impact environment

**What reviewers complain about**

- 🐛 Streaming issues and login problems
- 🐛 Difficulty replaying downloaded videos
- 🔋 High battery consumption when using app
- 🔒 Security concerns with login and password issues

**Reported bugs**

- Freezing or crashing during workouts
- Incompatibility with older devices or operating systems
- Difficulty downloading or accessing certain videos

**Requested features**

- More high-intensity cardio options
- Ability to easily browse and organize workouts
- Support for Apple TV or other smart TV platforms
- Shorter warm-up and cool-down options


### Zygo

[App page](https://appshunter.io/ios/app/zygo/id1564866603)

Access over 500 guided swim workouts paired with music. Track your progress with lap counting and a tempo trainer. Stay connected with walkie-talkie functionality and manage device settings.

**Highlights:** 500+ guided swim workouts, Music integration, Lap counting, Tempo trainer, Walkie-talkie feature, Battery level monitoring, Firmware updates

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $49.99 | per year |


## Frequently asked questions

### Is PoolFit free?

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

### Is Zygo free?

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

### Which has better reviews, PoolFit or Zygo?

PoolFit is rated higher. PoolFit averages 4.8 out of 5 from 470 ratings, while Zygo averages 4.2 from 135 ratings.

### Do PoolFit or Zygo have ads?

Neither PoolFit nor Zygo shows ads.

### Which is updated more often, PoolFit or Zygo?

PoolFit ships an update every 2 weeks, and Zygo every 2 months. Most recently, PoolFit was updated on October 24, 2026 and Zygo on October 24, 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.*