# Sum vs Shape Blast!

The clearest difference is update cadence: Sum at every 3 days against Shape Blast!'s every 2 months. Shape Blast!'s advantage is iOS requirement (12.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sum sells 1 in-app purchase, starting at $1.99 per month and Shape Blast! sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Sum ships an update every 3 days, Shape Blast! every 2 months. The most recent releases landed on September 28, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Sum | Shape Blast! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sum-math-puzzle-brain-game/id6450458099/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 280 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rajat Vaghani](https://appshunter.io/developer/1668117901) | [APP CENTRAL LTD](https://appshunter.io/developer/1509075661) |

## What reviewers say

### Sum

[App page](https://appshunter.io/ios/app/sum-math-puzzle-brain-game/id6450458099)

This game challenges you to find sums from a grid of numbers before time runs out. It offers multiple modes, from fast-paced challenges to relaxed untimed play, and helps improve mental agility and logic skills.

**Highlights:** Timed addition challenges, Four distinct game modes, Offline play supported, Compete with friends, Detailed progress statistics, Sleek user interface

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |


### Shape Blast!

[App page](https://appshunter.io/ios/app/shape-blast/id6450954982)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Bundle Features Unlocked! | $19.99 | per month |
| All AppCentral Games Unlocked! | $39.99 | per month |


## Frequently asked questions

### Is Sum free?

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

### Is Shape Blast! free?

Shape Blast! is free to download, with in-app purchases available.

### Do Sum or Shape Blast! have ads?

Both Sum and Shape Blast! show ads.

### Which is updated more often, Sum or Shape Blast!?

Sum ships an update every 3 days, and Shape Blast! every 2 months. Most recently, Sum was updated on September 28, 2026 and Shape Blast! on September 24, 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.*