# Convertir vs FizziQ Junior

The clearest difference is update cadence: FizziQ Junior at every 6 weeks against Convertir's every 5 months. FizziQ Junior also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Convertir ships an update every 5 months, FizziQ Junior every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Convertir | FizziQ Junior |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 13 MB | 84 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Auclair](https://appshunter.io/developer/1333526155) | [Christophe Chazot](https://appshunter.io/developer/1516870598) |

## What reviewers say

### Convertir

[App page](https://appshunter.io/ios/app/convertir/id1470398928)

**Features:** macOS Compatibility

**In-app purchases:** none


### FizziQ Junior

[App page](https://appshunter.io/ios/app/fizziq-junior/id1645549884)

This free digital science notebook helps upper primary and lower secondary students develop scientific reasoning through hands-on experimentation. It utilizes device sensors, camera, and touch functions for engaging classroom investigations.

**Highlights:** Digital science notebook, Hands-on experimentation, Utilizes device sensors, Classroom investigation tools, Develops scientific reasoning, Supports upper primary/lower secondary students

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

**In-app purchases:** none


## Frequently asked questions

### Is Convertir free?

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

### Is FizziQ Junior free?

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

### Do Convertir or FizziQ Junior have ads?

Neither Convertir nor FizziQ Junior shows ads.

### Which is updated more often, Convertir or FizziQ Junior?

Convertir ships an update every 5 months, and FizziQ Junior every 6 weeks. Most recently, Convertir was updated on November 3, 2026 and FizziQ Junior on November 3, 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.*