# Sudoku Zero vs PlusOne

The clearest difference is ads: Sudoku Zero at none against PlusOne's shown. PlusOne's advantage is update cadence (daily vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Sudoku Zero sells 1 one-off in-app purchase and PlusOne sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sudoku Zero ships an update every 3 weeks, PlusOne daily. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Sudoku Zero | PlusOne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/sudoku-zero-number-merge/id1584827248/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 9 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [banuchander janarthn](https://appshunter.io/developer/650418037) | [WeStudy L.L.C.](https://appshunter.io/developer/789622315) |

## What reviewers say

### Sudoku Zero

[App page](https://appshunter.io/ios/app/sudoku-zero-number-merge/id1584827248)

This puzzle game challenges players to clear a grid by merging numbers. It features unique mechanics where matching numbers disappear, and different numbers combine to create new values. Strategic thinking is key to avoid getting blocked and solve increasingly difficult levels.

**Highlights:** Merge same numbers to eliminate, Merge different numbers to create new values, Blocked cells create strategic challenges, No timers, play at your own pace, Improves thinking and planning skills, Short levels for quick play

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisement From App | $1.99 | one-time |


### PlusOne

[App page](https://appshunter.io/ios/app/plusone-math/id6745531772)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 Vs Credits | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Sudoku Zero free?

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

### Is PlusOne free?

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

### Do Sudoku Zero or PlusOne have ads?

PlusOne shows ads; Sudoku Zero does not.

### Which is updated more often, Sudoku Zero or PlusOne?

Sudoku Zero ships an update every 3 weeks, and PlusOne daily. Most recently, Sudoku Zero was updated on October 15, 2026 and PlusOne on October 20, 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.*