# Chromatch vs NeuroRetos

Chromatch and NeuroRetos are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Chromatch ships an update fortnightly, NeuroRetos every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Chromatch | NeuroRetos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 51 MB | 14 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mario Prieta](https://appshunter.io/developer/1891858824) | [Heber Guevara](https://appshunter.io/developer/1896365533) |

## What reviewers say

### Chromatch

[App page](https://appshunter.io/ios/app/chromatch-color-perception/id6761867207)

**Features:** macOS Compatibility

**In-app purchases:** none


### NeuroRetos

[App page](https://appshunter.io/ios/app/neuroretos/id6767064407)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chromatch free?

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

### Is NeuroRetos free?

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

### Do Chromatch or NeuroRetos have ads?

Neither Chromatch nor NeuroRetos shows ads.

### Which is updated more often, Chromatch or NeuroRetos?

Chromatch ships an update fortnightly, and NeuroRetos every 3 weeks. Most recently, Chromatch was updated on October 25, 2026 and NeuroRetos on October 28, 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.*