# Bitto vs Mastering Alchemy

The clearest difference is price: Mastering Alchemy at Free against Bitto's $3.99. Mastering Alchemy also leads on update cadence (every 3 weeks vs every 38 months) and iOS requirement (15.1 vs 18.0). Bitto's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

Mastering Alchemy is free to download; Bitto costs $3.99 up front. Mastering Alchemy sells 2 one-off in-app purchases. Bitto asks for nothing beyond the download.

Bitto ships an update every 38 months, Mastering Alchemy every 3 weeks. The most recent releases landed on June 1, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Bitto | Mastering Alchemy |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/bitto/id1435743390/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 79 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Oshidori LLC](https://appshunter.io/developer/1435743389) | [Mastering Alchemy](https://appshunter.io/developer/1703887493) |

## What reviewers say

### Bitto

[App page](https://appshunter.io/ios/app/bitto/id1435743390)

This app offers an engaging way to learn and practice binary code through an augmented reality clock. It features customizable colors and can be used on various Apple devices, making binary counting fun for all ages.

**Highlights:** Augmented reality binary clock, Customizable color palette, Brain training for binary calculation, Improves cognitive abilities, Supports iPhone, iPad, and Apple Watch, Real-time setting updates

**In-app purchases:** none


### Mastering Alchemy

[App page](https://appshunter.io/ios/app/mastering-alchemy/id6463052946)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Art of Being Okay | $57.00 | one-time |
| Energy Essentials - Level 1 | $124.99 | one-time |


## Frequently asked questions

### Is Bitto free?

Bitto costs $3.99, with no in-app purchases.

### Is Mastering Alchemy free?

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

### Do Bitto or Mastering Alchemy have ads?

Neither Bitto nor Mastering Alchemy shows ads.

### Which is updated more often, Bitto or Mastering Alchemy?

Bitto ships an update every 38 months, and Mastering Alchemy every 3 weeks. Most recently, Bitto was updated on June 1, 2026 and Mastering Alchemy on September 11, 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.*