# SUDOKU BLOX vs PuripSorting

The clearest difference is in-app purchases: PuripSorting at none against SUDOKU BLOX's 1. PuripSorting also leads on update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SUDOKU BLOX sells 1 one-off in-app purchase. PuripSorting asks for nothing beyond the download.

SUDOKU BLOX ships an update fortnightly, PuripSorting every 3 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SUDOKU BLOX | PuripSorting |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 11 MB | 187 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Leo Rivas-Micoud](https://appshunter.io/developer/302776955) | [Shiguma Miyashita](https://appshunter.io/developer/1835712374) |

## What reviewers say

### SUDOKU BLOX

[App page](https://appshunter.io/ios/app/sudoku-blox-brain-training/id6754335564)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### PuripSorting

[App page](https://appshunter.io/ios/app/puripsorting/id6785906365)

**In-app purchases:** none


## Frequently asked questions

### Is SUDOKU BLOX free?

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

### Is PuripSorting free?

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

### Do SUDOKU BLOX or PuripSorting have ads?

Both SUDOKU BLOX and PuripSorting show ads.

### Which is updated more often, SUDOKU BLOX or PuripSorting?

SUDOKU BLOX ships an update fortnightly, and PuripSorting every 3 days. Most recently, SUDOKU BLOX was updated on October 24, 2026 and PuripSorting on October 31, 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.*