# PentoCruncher vs VoidKnot

The clearest difference is in-app purchases: PentoCruncher at none against VoidKnot's 10. PentoCruncher also leads on ads (none vs shown). VoidKnot's advantage is update cadence (monthly vs every 8 months) and device support (3 vs 1). On price, rating and ratings volume there is nothing between them.

Both are free to download. VoidKnot sells 10 one-off in-app purchases. PentoCruncher asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for PentoCruncher against 5.0 for VoidKnot. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

PentoCruncher ships an update every 8 months, VoidKnot monthly. The most recent releases landed on September 9, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | PentoCruncher | VoidKnot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/pentocruncher/id1609954103/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/voidknot-untangle-puzzle-game/id6762019342/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 49 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Felix Stehli](https://appshunter.io/developer/1521614638) | [MAROON LABS LLC](https://appshunter.io/developer/1892470716) |

## What reviewers say

### PentoCruncher

[App page](https://appshunter.io/ios/app/pentocruncher/id1609954103)

This app solves a variety of tile-based puzzles, including pentominoes, tetrominoes, and more. It can handle puzzles of any shape and any combination of these pieces.

**Highlights:** Solves pentominoes puzzles, Handles any puzzle shape, Supports multiple polyomino types, Solves mixed polyomino combinations

**In-app purchases:** none


### VoidKnot

[App page](https://appshunter.io/ios/app/voidknot-untangle-puzzle-game/id6762019342)

Untangle lines by dragging nodes until no lines cross. This brain-exercising puzzle game offers hundreds of challenges across four difficulty levels, a daily puzzle, and real-time multiplayer battles. Customize your experience with various themes and node styles.

**Highlights:** Drag nodes to uncross lines, Hundreds of puzzles, Four difficulty levels, Daily challenge, Real-time multiplayer battles, Customizable themes and node styles, Offline play

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Neon | $0.99 | one-time |
| Ocean | $0.99 | one-time |
| Pastel | $0.99 | one-time |
| Galaxy | $0.99 | one-time |
| Stars Pack | $2.99 | one-time |
| Faces Pack | $2.99 | one-time |
| Nature Pack | $2.99 | one-time |
| Pets Pack | $2.99 | one-time |
| Gems Pack | $2.99 | one-time |
| VoidKnot Pro | $3.99 | one-time |


## Frequently asked questions

### Is PentoCruncher free?

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

### Is VoidKnot free?

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

### Which has better reviews, PentoCruncher or VoidKnot?

PentoCruncher and VoidKnot are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do PentoCruncher or VoidKnot have ads?

VoidKnot shows ads; PentoCruncher does not.

### Which is updated more often, PentoCruncher or VoidKnot?

PentoCruncher ships an update every 8 months, and VoidKnot monthly. Most recently, PentoCruncher was updated on September 9, 2026 and VoidKnot on September 14, 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.*