# All Zero Puzzle vs SixFour Chess

The clearest difference is ads: SixFour Chess at none against All Zero Puzzle's shown. SixFour Chess also leads on update cadence (every 2 months vs every 15 months). All Zero Puzzle's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price and in-app purchases there is nothing between them.

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

All Zero Puzzle ships an update every 15 months, SixFour Chess every 2 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | All Zero Puzzle | SixFour Chess |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 86 MB | 10 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [be-style](https://appshunter.io/developer/534131442) | [Adouani SAS](https://appshunter.io/developer/1635325565) |

## What reviewers say

### All Zero Puzzle

[App page](https://appshunter.io/ios/app/all-zero-puzzle/id1139201787)

A puzzle game where you manipulate numbers on panels to make all question panels zero. It offers 200 free levels with increasing difficulty and a daily challenge. Practice addition and subtraction with helpful hints and an undo function.

**Highlights:** Solve 200 free levels, Increasing difficulty, Daily challenge, Addition and subtraction practice, Hint and undo functions, No time limit, Leaderboard integration

**Features:** Vision Pro support

**In-app purchases:** none


### SixFour Chess

[App page](https://appshunter.io/ios/app/sixfour-chess/id6755084189)

**In-app purchases:** none


## Frequently asked questions

### Is All Zero Puzzle free?

All Zero Puzzle is free to download, with no in-app purchases.

### Is SixFour Chess free?

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

### Do All Zero Puzzle or SixFour Chess have ads?

All Zero Puzzle shows ads; SixFour Chess does not.

### Which is updated more often, All Zero Puzzle or SixFour Chess?

All Zero Puzzle ships an update every 15 months, and SixFour Chess every 2 months. Most recently, All Zero Puzzle was updated on November 2, 2026 and SixFour Chess on October 30, 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.*