# Puralax vs Number Pyramid

The clearest difference is update cadence: Number Pyramid at every 9 days against Puralax's every 2 months. Puralax's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Puralax ships an update every 2 months, Number Pyramid every 9 days. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Puralax | Number Pyramid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (30 ratings)](https://appshunter.io/ios/app/puralax/id781705529/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 90.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 32 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Luis Federico Bricker](https://appshunter.io/developer/781705532) | [Yuki Isaka](https://appshunter.io/developer/1891355296) |

## What reviewers say

### Puralax

[App page](https://appshunter.io/ios/app/puralax/id781705529)

This puzzle game challenges you to merge colored tiles into a single target color. Strategically move tiles into empty spaces or drag them to paint adjacent tiles of the same color. Master the limited moves per tile to create chain reactions and solve each unique level.

**Highlights:** Merge colored tiles, Paint adjacent tiles, Chain reactions, Limited moves per tile, Target color matching, Tutorial levels

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

**In-app purchases:** none


### Number Pyramid

[App page](https://appshunter.io/ios/app/number-pyramid-mental-math/id6761766997)

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

**In-app purchases:** none


## Frequently asked questions

### Is Puralax free?

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

### Is Number Pyramid free?

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

### Do Puralax or Number Pyramid have ads?

Neither Puralax nor Number Pyramid shows ads.

### Which is updated more often, Puralax or Number Pyramid?

Puralax ships an update every 2 months, and Number Pyramid every 9 days. Most recently, Puralax was updated on November 1, 2026 and Number Pyramid on October 29, 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.*