# Innergize vs Change 66

The clearest difference is update cadence: Innergize at every 5 days against Change 66's every 4 weeks. Innergize also leads on iOS requirement (13.0 vs 15.0). 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.

Innergize ships an update every 5 days, Change 66 every 4 weeks. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Innergize | Change 66 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 weeks |
| Size | 104 MB | 59 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Ezymind Healthcare Private Limited](https://appshunter.io/developer/1779275612) | [Svar TriFit Wellness Private Limited](https://appshunter.io/developer/1788605875) |

## What reviewers say

### Innergize

[App page](https://appshunter.io/ios/app/innergize-smart-patch/id6738089536)

**Features:** macOS Compatibility

**In-app purchases:** none


### Change 66

[App page](https://appshunter.io/ios/app/change-66/id6745732973)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Innergize free?

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

### Is Change 66 free?

Change 66 is free to download, with no in-app purchases.

### Do Innergize or Change 66 have ads?

Neither Innergize nor Change 66 shows ads.

### Which is updated more often, Innergize or Change 66?

Innergize ships an update every 5 days, and Change 66 every 4 weeks. Most recently, Innergize was updated on October 4, 2026 and Change 66 on October 1, 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.*