# Flutter Tools & UI Builder Pro vs QR Code Inspector Devtools

The clearest difference is ads: Flutter Tools & UI Builder Pro at none against QR Code Inspector Devtools's shown. Flutter Tools & UI Builder Pro also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). QR Code Inspector Devtools's advantage is update cadence (daily vs every 2 weeks). On price and in-app purchases there is nothing between them.

Both are free to download. Flutter Tools & UI Builder Pro sells 1 one-off in-app purchase and QR Code Inspector Devtools sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Flutter Tools & UI Builder Pro ships an update every 2 weeks, QR Code Inspector Devtools daily. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Flutter Tools & UI Builder Pro | QR Code Inspector Devtools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 7 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Thiem Nguyen](https://appshunter.io/developer/1658699065) | [Masahiro Sato](https://appshunter.io/developer/1818044954) |

## What reviewers say

### Flutter Tools & UI Builder Pro

[App page](https://appshunter.io/ios/app/flutter-tools-and-ui-builder-pro/id6499068488)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lifetime | $6.99 | one-time |


### QR Code Inspector Devtools

[App page](https://appshunter.io/ios/app/qr-code-inspector-devtools/id6756510318)

A straightforward tool for developers to quickly view the decoded content of QR codes. Offers a clean interface for inspecting QR code data, with an option to remove ads via a one-time purchase.

**Highlights:** Inspect QR code content, View decoded data, Simple interface, Ad removal purchase

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Flutter Tools & UI Builder Pro free?

Flutter Tools & UI Builder Pro is free to download, with in-app purchases available.

### Is QR Code Inspector Devtools free?

QR Code Inspector Devtools is free to download, with in-app purchases available.

### Do Flutter Tools & UI Builder Pro or QR Code Inspector Devtools have ads?

QR Code Inspector Devtools shows ads; Flutter Tools & UI Builder Pro does not.

### Which is updated more often, Flutter Tools & UI Builder Pro or QR Code Inspector Devtools?

Flutter Tools & UI Builder Pro ships an update every 2 weeks, and QR Code Inspector Devtools daily. Most recently, Flutter Tools & UI Builder Pro was updated on October 7, 2026 and QR Code Inspector Devtools on October 2, 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.*