# Platonic Opaline vs Knockout Puzzler

The clearest difference is in-app purchases: Knockout Puzzler at none against Platonic Opaline's 1. Platonic Opaline's advantage is ads (none vs shown) and iOS requirement (8.0 vs 12.0). On price and device support there is nothing between them.

Both are free to download. Platonic Opaline sells 1 one-off in-app purchase. Knockout Puzzler asks for nothing beyond the download.

## The numbers

| Metric | Platonic Opaline | Knockout Puzzler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/platonic-opaline/id1442178657/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 109 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Sean McKean](https://appshunter.io/developer/1187448029) | [Brew Games](https://appshunter.io/developer/1564476450) |

## What reviewers say

### Platonic Opaline

[App page](https://appshunter.io/ios/app/platonic-opaline/id1442178657)

Engage in a unique 3D puzzle adventure by rotating and placing fragmented shapes to complete intricate solids. Explore a variety of polyhedral forms with procedurally generated challenges for endless replayability.

**Highlights:** Rotate and place fragmented shapes, Complete final solid shapes, 5 puzzle shapes (tetrahedron, cube, octahedron, dodecahedron, icosahedron), Up to 8 pieces per puzzle, 3 difficulty levels (easy, medium, hard), Randomized puzzles, Interactive tutorial

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove in-app advertisements | $1.99 | one-time |


### Knockout Puzzler

[App page](https://appshunter.io/ios/app/knockout-puzzler/id6474434408)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Platonic Opaline free?

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

### Is Knockout Puzzler free?

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

### Do Platonic Opaline or Knockout Puzzler have ads?

Knockout Puzzler shows ads; Platonic Opaline 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.*