# Calliope mini vs BiBox

The clearest difference is review sentiment: BiBox at 36% against Calliope mini's 26%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Calliope mini | BiBox |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.6% of reviews | **35.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 37 MB | 28 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Calliope gGmbH](https://appshunter.io/developer/1309545544) | [Westermann Digital GmbH](https://appshunter.io/developer/1171669560) |

## What reviewers say

### Calliope mini

[App page](https://appshunter.io/ios/app/calliope-mini/id1309545545)

This app allows users to program a micro-controller to build robots, transmit messages, and make things move. It features LEDs, buttons, sensors, and Bluetooth for creative coding projects.

**Highlights:** Program micro-controller, Build robots, Transmit messages, Control LEDs, Use motion sensor, Bluetooth communication

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

**In-app purchases:** none


### BiBox

[App page](https://appshunter.io/ios/app/bibox/id1478408158)

This digital learning system offers interactive content, offline access to educational materials, and tools for teachers to prepare and deliver lessons. Students can access digital textbooks and assigned materials individually or as a class.

**Highlights:** Interactive digital textbooks, Offline access to content, Lesson preparation tools, Assign materials to students, Upload personal materials, Synchronized notes and bookmarks

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calliope mini free?

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

### Is BiBox free?

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

### Do Calliope mini or BiBox have ads?

Neither Calliope mini nor BiBox shows ads.

### Which is updated more often, Calliope mini or BiBox?

Calliope mini ships an update every 3 months, and BiBox every 3 months. Most recently, Calliope mini was updated on September 23, 2026 and BiBox on September 24, 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.*