# Quick sum vs Stonica

The clearest difference is price: Quick sum at Free against Stonica's $4.99. Quick sum also leads on iOS requirement (8.0 vs 14.5). Stonica's advantage is update cadence (every 3 days vs every 12 months). On ads, in-app purchases and device support there is nothing between them.

Quick sum is free to download; Stonica costs $4.99 up front. Quick sum sells 1 one-off in-app purchase and Stonica sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Quick sum ships an update every 12 months, Stonica every 3 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Quick sum | Stonica |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.2 (9 ratings)](https://appshunter.io/ios/app/quick-sum-maths-challenge-game/id1424248630/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 129 MB |
| Requires iOS | **8.0** | 14.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Hirakumar Patel](https://appshunter.io/developer/1253868312) | [Samet Baykul](https://appshunter.io/developer/1708307612) |

## What reviewers say

### Quick sum

[App page](https://appshunter.io/ios/app/quick-sum-maths-challenge-game/id1424248630)

Enhance your addition skills with this engaging math puzzle game. Connect numbers to reach target sums against the clock, with increasing difficulty as your score grows. Perfect for brain training and puzzle enthusiasts.

**Highlights:** Addition skill builder, Number connection gameplay, Timed challenges, Increasing difficulty, Brain training puzzles

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |


### Stonica

[App page](https://appshunter.io/ios/app/stonica-color-block-puzzle/id6776100821)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1 | $1.99 | one-time |
| Coin Pack 2 | $7.99 | one-time |
| Coin Pack 3 | $14.99 | one-time |
| Coin Pack 4 | $29.99 | one-time |
| Coin Pack 5 | $59.99 | one-time |
| Coin Pack 6 | $99.99 | one-time |


## Frequently asked questions

### Is Quick sum free?

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

### Is Stonica free?

Stonica costs $4.99, and also offers in-app purchases.

### Do Quick sum or Stonica have ads?

Neither Quick sum nor Stonica shows ads.

### Which is updated more often, Quick sum or Stonica?

Quick sum ships an update every 12 months, and Stonica every 3 days. Most recently, Quick sum was updated on November 2, 2026 and Stonica on November 5, 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.*