# Sumio vs Stack Away

The clearest difference is ads: Sumio at none against Stack Away's shown. Sumio also leads on iOS requirement (8.0 vs 12.0). Stack Away's advantage is update cadence (every 3 days vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

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

Sumio ships an update every 3 weeks, Stack Away every 3 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Sumio | Stack Away |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/sumio/id1550447933/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 78 MB | 79 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Berkay Saglam](https://appshunter.io/developer/1549190677) | [Mohamed Amine ADJABI](https://appshunter.io/developer/1347890183) |

## What reviewers say

### Sumio

[App page](https://appshunter.io/ios/app/sumio/id1550447933)

Engage your mind with a logic number puzzle game. Drag tiles to match row and column sums, offering adjustable difficulty and daily challenges for hours of brain-training fun.

**Highlights:** Logic number puzzles, Drag and drop tile mechanics, Adjustable difficulty, Daily challenges, Hint system, Brain training

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

**In-app purchases:** none


### Stack Away

[App page](https://appshunter.io/ios/app/stack-away/id6504929689)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sumio free?

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

### Is Stack Away free?

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

### Do Sumio or Stack Away have ads?

Stack Away shows ads; Sumio does not.

### Which is updated more often, Sumio or Stack Away?

Sumio ships an update every 3 weeks, and Stack Away every 3 days. Most recently, Sumio was updated on November 3, 2026 and Stack Away on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*