# Solid Performance vs Swim in Balance

The clearest difference is update cadence: Solid Performance at every 3 months against Swim in Balance's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Solid Performance ships an update every 3 months, Swim in Balance every 8 months. The most recent releases landed on September 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Solid Performance | Swim in Balance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Size | 213 MB | 15 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Solid Performance](https://appshunter.io/developer/1609419230) | [Trainin](https://appshunter.io/developer/1732652497) |

## What reviewers say

### Solid Performance

[App page](https://appshunter.io/ios/app/solid-performance/id1609419228)

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

**In-app purchases:** none


### Swim in Balance

[App page](https://appshunter.io/ios/app/swim-in-balance/id6503616115)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solid Performance free?

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

### Is Swim in Balance free?

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

### Do Solid Performance or Swim in Balance have ads?

Neither Solid Performance nor Swim in Balance shows ads.

### Which is updated more often, Solid Performance or Swim in Balance?

Solid Performance ships an update every 3 months, and Swim in Balance every 8 months. Most recently, Solid Performance was updated on September 11, 2026 and Swim in Balance on September 19, 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.*