# AltoThought vs Change Chain

The clearest difference is in-app purchases: Change Chain at none against AltoThought's 4. Change Chain also leads on update cadence (every 3 days vs monthly) and iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. AltoThought sells 4 one-off in-app purchases. Change Chain asks for nothing beyond the download.

AltoThought ships an update monthly, Change Chain every 3 days. The most recent releases landed on October 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | AltoThought | Change Chain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/altothought/id1620703133/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 21 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Frank Solleveld](https://appshunter.io/developer/1255835676) | [Livanda - Internetkliniken AB](https://appshunter.io/developer/1607972909) |

## What reviewers say

### AltoThought

[App page](https://appshunter.io/ios/app/altothought/id1620703133)

This app helps you reframe negative thoughts and develop a healthier mindset. It guides you through identifying thoughts, exploring alternative perspectives, and tracking your emotional progress. It's a tool to enhance your cognitive processes and achieve a more balanced outlook.

**Highlights:** Identify and log negative thoughts, Explore alternative perspectives, Track emotional evolution, Enhance cognitive processes, Develop balanced thought patterns

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Coffee XL | $2.99 | one-time |
| Donation | $3.99 | one-time |
| Donation XL | $8.99 | one-time |


### Change Chain

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AltoThought free?

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

### Is Change Chain free?

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

### Do AltoThought or Change Chain have ads?

Neither AltoThought nor Change Chain shows ads.

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

AltoThought ships an update monthly, and Change Chain every 3 days. Most recently, AltoThought was updated on October 17, 2026 and Change Chain on October 3, 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.*