# FD Square Breathing Trainer vs EQTool Pro

The clearest difference is update cadence: EQTool Pro at every 9 days against FD Square Breathing Trainer's every 4 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.

FD Square Breathing Trainer ships an update every 4 months, EQTool Pro every 9 days. The most recent releases landed on October 4, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | FD Square Breathing Trainer | EQTool Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Size | 10 MB | 7 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Andreas Horvath](https://appshunter.io/developer/1484572340) | [Uba Project srl semplificata](https://appshunter.io/developer/1209407984) |

## What reviewers say

### FD Square Breathing Trainer

[App page](https://appshunter.io/ios/app/fd-square-breathing-trainer/id1544245504)

**Features:** macOS Compatibility

**In-app purchases:** none


### EQTool Pro

[App page](https://appshunter.io/ios/app/eqtool-pro/id6502696250)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FD Square Breathing Trainer free?

FD Square Breathing Trainer is free to download, with no in-app purchases.

### Is EQTool Pro free?

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

### Do FD Square Breathing Trainer or EQTool Pro have ads?

Neither FD Square Breathing Trainer nor EQTool Pro shows ads.

### Which is updated more often, FD Square Breathing Trainer or EQTool Pro?

FD Square Breathing Trainer ships an update every 4 months, and EQTool Pro every 9 days. Most recently, FD Square Breathing Trainer was updated on October 4, 2026 and EQTool Pro on September 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.*