# D.G.D.G. vs Math Blast !

The clearest difference is in-app purchases: Math Blast ! at none against D.G.D.G.'s 1. D.G.D.G.'s advantage is update cadence (every 4 months vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. D.G.D.G. sells 1 one-off in-app purchase. Math Blast ! asks for nothing beyond the download.

D.G.D.G. ships an update every 4 months, Math Blast ! every 9 months. The most recent releases landed on October 28, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | D.G.D.G. | Math Blast ! |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Monetization | — | Free |
| Size | 42 MB | 96 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Michael Rieck](https://appshunter.io/developer/1730442482) | [Metin Boz](https://appshunter.io/developer/1724217512) |

## What reviewers say

### D.G.D.G.

[App page](https://appshunter.io/ios/app/dgdg/id6739976178)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Level Pack B | $1.99 | one-time |


### Math Blast !

[App page](https://appshunter.io/ios/app/math-blast/id6741690924)

Engage in a 5x5 grid-based puzzle where you use addition and subtraction to place numbers and achieve high scores. Strategically manage cards to prevent the grid from filling up and continuously challenge your math and logic skills.

**Highlights:** 5x5 grid-based puzzles, Addition and subtraction mechanics, Strategic card placement, High score chasing, Brain-boosting challenges, Clean and colorful design

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

**In-app purchases:** none


## Frequently asked questions

### Is D.G.D.G. free?

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

### Is Math Blast ! free?

Math Blast ! is free to download, with no in-app purchases.

### Do D.G.D.G. or Math Blast ! have ads?

Neither D.G.D.G. nor Math Blast ! shows ads.

### Which is updated more often, D.G.D.G. or Math Blast !?

D.G.D.G. ships an update every 4 months, and Math Blast ! every 9 months. Most recently, D.G.D.G. was updated on October 28, 2026 and Math Blast ! on October 13, 2026.

---

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