# EQ breath vs Core1

The clearest difference is update cadence: Core1 at every 3 days against EQ breath's every 3 weeks. Core1 also leads on iOS requirement (15.1 vs 17.6). 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.

EQ breath ships an update every 3 weeks, Core1 every 3 days. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | EQ breath | Core1 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 177 MB | 22 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ILHYUN KOH](https://appshunter.io/developer/1797052265) | [Heather Kim](https://appshunter.io/developer/1877817879) |

## What reviewers say

### EQ breath

[App page](https://appshunter.io/ios/app/eq-breath/id6742347176)

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

**In-app purchases:** none


### Core1

[App page](https://appshunter.io/ios/app/core1/id6759274693)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EQ breath free?

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

### Is Core1 free?

Core1 is free to download, with no in-app purchases.

### Do EQ breath or Core1 have ads?

Neither EQ breath nor Core1 shows ads.

### Which is updated more often, EQ breath or Core1?

EQ breath ships an update every 3 weeks, and Core1 every 3 days. Most recently, EQ breath was updated on October 8, 2026 and Core1 on October 15, 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.*