# Flutter UI Templates vs Power JSON Editor Mobile

The clearest difference is rating: Flutter UI Templates at 4.4 against Power JSON Editor Mobile's 3.0. Flutter UI Templates also leads on review sentiment (95% vs 54%) and in-app purchases (none vs 1). Power JSON Editor Mobile's advantage is update cadence (every 11 days vs every 2 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Power JSON Editor Mobile sells 1 one-off in-app purchase. Flutter UI Templates asks for nothing beyond the download.

Flutter UI Templates holds the better App Store score, 4.4 against 3.0. Both are backed by a comparable volume of ratings — 7 and 9 respectively. Written reviews point the same way: 95% of Flutter UI Templates's written reviews are positive against 54% of Power JSON Editor Mobile's.

Flutter UI Templates ships an update every 2 months, Power JSON Editor Mobile every 11 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Flutter UI Templates | Power JSON Editor Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/flutter-ui-templates/id1524943343/reviews)** | [3.0 (9 ratings)](https://appshunter.io/ios/app/power-json-editor-mobile/id1557433043/reviews) |
| Number of ratings | 7 | **9** |
| Positive reviews | **94.7% of reviews** | 53.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 30 MB | 6 MB |
| Requires iOS | 15.0 | **14.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joachim Tobias Nohl](https://appshunter.io/developer/1450637209) | [基伟 徐](https://appshunter.io/developer/391905315) |

## What reviewers say

### Flutter UI Templates

[App page](https://appshunter.io/ios/app/flutter-ui-templates/id1524943343)

Explore a collection of user interface designs created with Flutter. This application serves as a visual showcase of what's possible with Flutter's design capabilities, allowing users to test and view different UI elements.

**Highlights:** Flutter UI design showcase, Interface testing, Visual demonstration, Sound null safety, UI element exploration

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

**In-app purchases:** none


### Power JSON Editor Mobile

[App page](https://appshunter.io/ios/app/power-json-editor-mobile/id1557433043)

This app provides a robust JSON editing experience for developers on iOS devices. It allows for easy viewing, exploring, and validating JSON files through a document browser interface and offers both tree and text views with syntax highlighting.

**Highlights:** Document browser for file management, Tree view for JSON hierarchy, Text view with syntax highlighting, External keyboard support, Import from pasteboard and web URL, Parse not well-formed JSON as JavaScript

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PowerJSON Full Version | $0.99 | one-time |


## Frequently asked questions

### Is Flutter UI Templates free?

Flutter UI Templates is free to download, with no in-app purchases.

### Is Power JSON Editor Mobile free?

Power JSON Editor Mobile is free to download, with in-app purchases available.

### Which has better reviews, Flutter UI Templates or Power JSON Editor Mobile?

Flutter UI Templates is rated higher. Flutter UI Templates averages 4.4 out of 5 from 7 ratings, while Power JSON Editor Mobile averages 3.0 from 9 ratings.

### Do Flutter UI Templates or Power JSON Editor Mobile have ads?

Neither Flutter UI Templates nor Power JSON Editor Mobile shows ads.

### Which is updated more often, Flutter UI Templates or Power JSON Editor Mobile?

Flutter UI Templates ships an update every 2 months, and Power JSON Editor Mobile every 11 days. Most recently, Flutter UI Templates was updated on October 24, 2026 and Power JSON Editor Mobile on October 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.*