# Blocktastic vs SumThing

The clearest difference is in-app purchases: SumThing at none against Blocktastic's 1. SumThing also leads on ads (none vs shown) and update cadence (weekly vs every 9 months). Blocktastic's advantage is iOS requirement (15.0 vs 18.5). On price and device support there is nothing between them.

Both are free to download. Blocktastic sells 1 one-off in-app purchase. SumThing asks for nothing beyond the download.

Blocktastic ships an update every 9 months, SumThing weekly. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Blocktastic | SumThing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Weekly** |
| Size | 434 MB | 31 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gameware Europe Ltd](https://appshunter.io/developer/1794895323) | [Alok Sagar P](https://appshunter.io/developer/1829254521) |

## What reviewers say

### Blocktastic

[App page](https://appshunter.io/ios/app/blocktastic/id6742149332)

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

**In-app purchases (1)**

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


### SumThing

[App page](https://appshunter.io/ios/app/sumthing-clever-sum-puzzle/id6757385946)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Blocktastic free?

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

### Is SumThing free?

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

### Do Blocktastic or SumThing have ads?

Blocktastic shows ads; SumThing does not.

### Which is updated more often, Blocktastic or SumThing?

Blocktastic ships an update every 9 months, and SumThing weekly. Most recently, Blocktastic was updated on October 5, 2026 and SumThing on October 6, 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.*