# Three Blast vs Astral Crystal

The clearest difference is in-app purchases: Three Blast at none against Astral Crystal's 4. Three Blast also leads on ads (none vs shown). Astral Crystal's advantage is update cadence (fortnightly vs monthly) and iOS requirement (12.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Astral Crystal sells 4 one-off in-app purchases. Three Blast asks for nothing beyond the download.

Three Blast ships an update monthly, Astral Crystal fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Three Blast | Astral Crystal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/three-blast/id1435168044/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 6 MB | 136 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HE HE](https://appshunter.io/developer/1184879980) | [SORENA TEKNOLOJI YAZILIM TICARET LIMITED SIRKETI](https://appshunter.io/developer/1755272990) |

## What reviewers say

### Three Blast

[App page](https://appshunter.io/ios/app/three-blast/id1435168044)

An addictive block-blasting game where players tap to combine blocks of the same number. Aim to achieve the highest score by strategically merging as many blocks as possible.

**Highlights:** Addictive gameplay, Block blasting mechanics, Number combination puzzles, High score challenges, Simple tapping controls

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

**In-app purchases:** none


### Astral Crystal

[App page](https://appshunter.io/ios/app/astral-crystal-pop-blast/id6505126532)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack 1 | $1.99 | one-time |
| Pack 2 | $4.99 | one-time |
| Pack 3 | $9.99 | one-time |
| Pack 4 | $19.99 | one-time |


## Frequently asked questions

### Is Three Blast free?

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

### Is Astral Crystal free?

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

### Do Three Blast or Astral Crystal have ads?

Astral Crystal shows ads; Three Blast does not.

### Which is updated more often, Three Blast or Astral Crystal?

Three Blast ships an update monthly, and Astral Crystal fortnightly. Most recently, Three Blast was updated on October 24, 2026 and Astral Crystal on October 25, 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.*