# flutter widget vs Quantum Retriever

The clearest difference is ads: Quantum Retriever at none against flutter widget's shown. On price, update cadence, 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.

flutter widget ships an update weekly, Quantum Retriever every 9 days. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | flutter widget | Quantum Retriever |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/flutter-widget/id6448849730/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Ad-supported | — |
| Size | 32 MB | 27 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) | [James Beach](https://appshunter.io/developer/1879362223) |

## What reviewers say

### flutter widget

[App page](https://appshunter.io/ios/app/flutter-widget/id6448849730)

This app offers a user-friendly interface and a wide range of courses to help users learn and improve their Flutter development skills. It includes problem-solving exercises to apply concepts and features for creating mobile applications.

**Highlights:** User-friendly interface, Problem-solving exercises, Evolving courses, Beginner to advanced levels, App development skills enhancement

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

**In-app purchases:** none


### Quantum Retriever

[App page](https://appshunter.io/ios/app/quantum-retriever/id6759576344)

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

**In-app purchases:** none


## Frequently asked questions

### Is flutter widget free?

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

### Is Quantum Retriever free?

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

### Do flutter widget or Quantum Retriever have ads?

flutter widget shows ads; Quantum Retriever does not.

### Which is updated more often, flutter widget or Quantum Retriever?

flutter widget ships an update weekly, and Quantum Retriever every 9 days. Most recently, flutter widget was updated on September 21, 2026 and Quantum Retriever on September 9, 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.*