# Exploding 7's vs Blitz21

The clearest difference is in-app purchases: Blitz21 at none against Exploding 7's's 1. Blitz21 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Exploding 7's's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. Exploding 7's sells 1 one-off in-app purchase. Blitz21 asks for nothing beyond the download.

## The numbers

| Metric | Exploding 7's | Blitz21 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/exploding-7s/id6468818812/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 391 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jonathan Gerber](https://appshunter.io/developer/1627332346) | [Somendra Shah](https://appshunter.io/developer/1672833977) |

## What reviewers say

### Exploding 7's

[App page](https://appshunter.io/ios/app/exploding-7s/id6468818812)

A straightforward card game designed for quick and enjoyable play. Test your luck and strategy in this simple yet engaging digital card experience.

**Highlights:** Simple card gameplay, Quick play sessions, Engaging card experience, Digital card game

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### Blitz21

[App page](https://appshunter.io/ios/app/blitz21-fast-card-puzzle/id6759909193)

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

**In-app purchases:** none


## Frequently asked questions

### Is Exploding 7's free?

Exploding 7's is free to download, with in-app purchases available.

### Is Blitz21 free?

Blitz21 is free to download, with no in-app purchases.

### Do Exploding 7's or Blitz21 have ads?

Blitz21 shows ads; Exploding 7's does not.

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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.*