# AltoThought vs CNTR GYM

The clearest difference is in-app purchases: CNTR GYM at none against AltoThought's 4. CNTR GYM also leads on iOS requirement (15.0 vs 18.0). AltoThought's advantage is update cadence (every 6 weeks vs every 5 months). On price, ads and device support there is nothing between them.

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

AltoThought ships an update every 6 weeks, CNTR GYM every 5 months. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | AltoThought | CNTR GYM |
| --- | --- | --- |
| 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 | **Every 6 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 15 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frank Solleveld](https://appshunter.io/developer/1255835676) | [Trainin](https://appshunter.io/developer/1732652497) |

## 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 |


### CNTR GYM

[App page](https://appshunter.io/ios/app/cntr-gym/id6762136035)

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

**In-app purchases:** none


## Frequently asked questions

### Is AltoThought free?

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

### Is CNTR GYM free?

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

### Do AltoThought or CNTR GYM have ads?

Neither AltoThought nor CNTR GYM shows ads.

### Which is updated more often, AltoThought or CNTR GYM?

AltoThought ships an update every 6 weeks, and CNTR GYM every 5 months. Most recently, AltoThought was updated on November 3, 2026 and CNTR GYM on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*