# FizziQ Junior vs multiOP

The clearest difference is update cadence: FizziQ Junior at every 6 weeks against multiOP's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

FizziQ Junior ships an update every 6 weeks, multiOP every 6 months. The most recent releases landed on October 6, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FizziQ Junior | multiOP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 84 MB | 14 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Chazot](https://appshunter.io/developer/1516870598) | [Christophe Auclair](https://appshunter.io/developer/1333526155) |

## What reviewers say

### 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


### multiOP

[App page](https://appshunter.io/ios/app/multiop/id6736951033)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FizziQ Junior free?

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

### Is multiOP free?

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

### Do FizziQ Junior or multiOP have ads?

Neither FizziQ Junior nor multiOP shows ads.

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

FizziQ Junior ships an update every 6 weeks, and multiOP every 6 months. Most recently, FizziQ Junior was updated on October 6, 2026 and multiOP on October 19, 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.*