# 4x4 SUDOKU mini vs Stacky Nuts

The clearest difference is iOS requirement: Stacky Nuts at 13.0 against 4x4 SUDOKU mini's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 4x4 SUDOKU mini sells 1 one-off in-app purchase and Stacky Nuts sells 19 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

4x4 SUDOKU mini ships an update monthly, Stacky Nuts every 3 weeks. The most recent releases landed on September 29, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 4x4 SUDOKU mini | Stacky Nuts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/stacky-nuts/id6751943555/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 167 MB | 194 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Works Inc.](https://appshunter.io/developer/1276087920) | [GAMEPROMO CO., LIMITED](https://appshunter.io/developer/1619749576) |

## What reviewers say

### 4x4 SUDOKU mini

[App page](https://appshunter.io/ios/app/4x4-sudoku-mini/id6744632958)

Enjoy a quick and engaging 4x4 Sudoku experience designed for fast gameplay. Perfect for short breaks, this app offers high-quality puzzles from a renowned creator. It's ideal for beginners and those who prefer a simpler, visually clear puzzle format.

**Highlights:** Fast-paced 4x4 mini Sudoku, Puzzles by Naoki Inaba, Hint feature with explanations, Beginner-friendly, Large text for easy viewing, Ideal for short breaks

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $7.99 | one-time |


### Stacky Nuts

[App page](https://appshunter.io/ios/app/stacky-nuts/id6751943555)

Match and eliminate colorful nuts in this addictive puzzle game. Challenge your reflexes and pattern recognition by finding identical nuts, clicking to pair them, and clearing the stack before time runs out. Earn bonus points with chains of matches.

**Highlights:** Match and eliminate colorful nuts, Tests reflexes and pattern recognition, Click to pair identical nuts, Clear the stack before time runs out, Earn bonus points with chains of matches

**Features:** macOS Compatibility

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IceBreakPack | $0.99 | one-time |
| Shop_Coin1 | $1.99 | one-time |
| Shop_SpecialOffer | $1.99 | one-time |
| TimeSalePack | $2.99 | one-time |
| StarterPack2 | $3.99 | one-time |
| Revive_Offer | $3.99 | one-time |
| Shop_Coin2 | $4.99 | one-time |
| StarterPack3 | $5.99 | one-time |
| Shop_NoAds | $7.99 | one-time |
| BeginnerPack | $9.99 | one-time |
| Shop_Coin3 | $9.99 | one-time |
| Shop_Coin4 | $14.99 | one-time |
| SuperiorPack | $19.99 | one-time |
| Shop_Coin5 | $24.99 | one-time |
| EpicPack | $29.99 | one-time |
| SuperPack | $49.99 | one-time |
| Shop_Coin6 | $49.99 | one-time |
| LegendaryPack | $99.99 | one-time |
| Shop_Coin7 | $99.99 | one-time |


## Frequently asked questions

### Is 4x4 SUDOKU mini free?

4x4 SUDOKU mini is free to download, with in-app purchases available.

### Is Stacky Nuts free?

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

### Do 4x4 SUDOKU mini or Stacky Nuts have ads?

Both 4x4 SUDOKU mini and Stacky Nuts show ads.

### Which is updated more often, 4x4 SUDOKU mini or Stacky Nuts?

4x4 SUDOKU mini ships an update monthly, and Stacky Nuts every 3 weeks. Most recently, 4x4 SUDOKU mini was updated on September 29, 2026 and Stacky Nuts on September 17, 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.*