# Polyo vs OpenCube

The clearest difference is in-app purchases: Polyo at none against OpenCube's 1. Polyo also leads on iOS requirement (16.4 vs 26.0). OpenCube's advantage is update cadence (every 2 weeks vs monthly). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. OpenCube sells 1 one-off in-app purchase. Polyo asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Polyo against 5.0 for OpenCube. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Polyo ships an update monthly, OpenCube every 2 weeks. The most recent releases landed on October 28, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Polyo | OpenCube |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/polyo/id6760245870/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/opencube-cube-solver/id6814315632/reviews) |
| Number of ratings | **6** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 54 MB | 8 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kaleb McKelvey](https://appshunter.io/developer/1883445883) | [Meral Software LLC](https://appshunter.io/developer/6808837068) |

## What reviewers say

### Polyo

[App page](https://appshunter.io/ios/app/polyo/id6760245870)

This app helps you monitor your progress in learning multiple languages. Log study hours, categorize activities, and track your growth to stay consistent and accountable on your learning journey.

**Highlights:** Track language study across multiple languages, Log study hours, Categorize learning activities, Monitor language learning growth, Promotes consistency and accountability

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

**In-app purchases:** none


### OpenCube

[App page](https://appshunter.io/ios/app/opencube-cube-solver/id6814315632)

This app uses your phone's camera to scan and solve various twisty puzzles. It provides step-by-step solutions, learning methods, and a competition timer. Offline functionality ensures privacy and accessibility.

**Highlights:** Camera-based cube scanning, Step-by-step 3D solutions, Multiple learning methods (Beginner, CFOP, Roux), Competition-style timer, Support for 2x2, 4x4, 5x5, Pyraminx, Megaminx, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenCube Pro | $1.99 | one-time |


## Frequently asked questions

### Is Polyo free?

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

### Is OpenCube free?

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

### Which has better reviews, Polyo or OpenCube?

Polyo and OpenCube are both rated 5.0 out of 5 on the App Store, from 6 and 4 ratings respectively.

### Do Polyo or OpenCube have ads?

Neither Polyo nor OpenCube shows ads.

### Which is updated more often, Polyo or OpenCube?

Polyo ships an update monthly, and OpenCube every 2 weeks. Most recently, Polyo was updated on October 28, 2026 and OpenCube on October 26, 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.*