# Blink4! vs ChessBlind

The clearest difference is in-app purchases: ChessBlind at none against Blink4!'s 6. Blink4!'s advantage is update cadence (every 4 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Blink4! sells 6 in-app purchases, starting at $8.99 per month. ChessBlind asks for nothing beyond the download.

Blink4! ships an update every 4 days, ChessBlind every 2 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Blink4! | ChessBlind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/blink4/id6758837068/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Ad-supported | — |
| Size | 51 MB | 27 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Onur Gumus](https://appshunter.io/developer/1875229042) | [Leandro Jukemura](https://appshunter.io/developer/6783877892) |

## What reviewers say

### Blink4!

[App page](https://appshunter.io/ios/app/blink4/id6758837068)

Test your memory and speed with this challenging game. Memorize rapidly flashing numbers and type them before time runs out. Progress through 50 tiers of increasing difficulty and compete globally.

**Highlights:** 50-tier progression, Global leaderboard, Millisecond precision timing, Gem system for continues, Minimalist design, Brain training

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blinkpass | $8.99 | per month |
| 50 Elmas | $0.99 | one-time |
| 150 Gems | $2.99 | one-time |
| 500 Gems | $7.99 | one-time |
| 1200 Gems | $14.99 | one-time |
| 3000 Gems | $29.99 | one-time |


### ChessBlind

[App page](https://appshunter.io/ios/app/chessblind-puzzles-chess/id6783877890)

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

**In-app purchases:** none


## Frequently asked questions

### Is Blink4! free?

Blink4! is free to download, with in-app purchases available.

### Is ChessBlind free?

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

### Do Blink4! or ChessBlind have ads?

Both Blink4! and ChessBlind show ads.

### Which is updated more often, Blink4! or ChessBlind?

Blink4! ships an update every 4 days, and ChessBlind every 2 weeks. Most recently, Blink4! was updated on October 31, 2026 and ChessBlind on November 5, 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.*