# Change Chain vs CONTRIBU

The clearest difference is in-app purchases: Change Chain at none against CONTRIBU's 2. Change Chain also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. CONTRIBU sells 2 in-app purchases, starting at $22.00 per month. Change Chain asks for nothing beyond the download.

Change Chain ships an update every 3 days, CONTRIBU every 2 months. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Change Chain | CONTRIBU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/contribu/id6503629158/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 21 MB | 92 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Livanda - Internetkliniken AB](https://appshunter.io/developer/1607972909) | [Maria C Boixadera](https://appshunter.io/developer/1749600304) |

## What reviewers say

### Change Chain

[App page](https://appshunter.io/ios/app/change-chain/id1644319974)

**Features:** macOS Compatibility

**In-app purchases:** none


### CONTRIBU

[App page](https://appshunter.io/ios/app/contribu/id6503629158)

This app offers a variety of transformative practices like EFT tapping, guided meditations, and conscious movement to help you break stress patterns, cultivate peace, and enhance emotional intelligence. Connect with a supportive community to share your growth and celebrate wins.

**Highlights:** EFT tapping, Guided meditations, Conscious movement, Quantum Jumping, Sound healing, Journaling, Community chat

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Membership | $22.00 | per month |
| Year access | $143.99 | per year |


## Frequently asked questions

### Is Change Chain free?

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

### Is CONTRIBU free?

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

### Do Change Chain or CONTRIBU have ads?

CONTRIBU shows ads; Change Chain does not.

### Which is updated more often, Change Chain or CONTRIBU?

Change Chain ships an update every 3 days, and CONTRIBU every 2 months. Most recently, Change Chain was updated on October 3, 2026 and CONTRIBU on October 4, 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.*