# Curly vs Json Genie

The clearest difference is in-app purchases: Curly at none against Json Genie's 1. Curly also leads on rating (5.0 vs 4.7). Json Genie's advantage is update cadence (every 10 days vs monthly) and ratings volume (6 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Json Genie sells 1 one-off in-app purchase. Curly asks for nothing beyond the download.

Curly holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Json Genie has 6 ratings behind it against 1, so its average is the more settled of the two.

Curly ships an update monthly, Json Genie every 10 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Curly | Json Genie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/curly-json-viewer-and-formatter/id6756542155/reviews)** | [4.7 (6 ratings)](https://appshunter.io/ios/app/json-genie-json-editorviewer/id6762467992/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 8 MB | 58 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [DropletApps](https://appshunter.io/developer/1710267424) | [Tommy Uytterhaegen](https://appshunter.io/developer/1175932590) |

## What reviewers say

### Curly

[App page](https://appshunter.io/ios/app/curly-json-viewer-and-formatter/id6756542155)

This browser extension automatically formats and highlights raw JSON text on webpages, making it instantly readable and interactive. It's designed to boost productivity for developers by simplifying data inspection and API debugging.

**Highlights:** Automatic JSON detection, Syntax highlighting, Interactive JSON view, Lightweight browser extension, Boosts developer productivity

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

**In-app purchases:** none


### Json Genie

[App page](https://appshunter.io/ios/app/json-genie-json-editorviewer/id6762467992)

This app provides a fast and private way to view, edit, compare, and merge JSON files directly on your device. It offers a clear tree structure for browsing, powerful search capabilities, and formatting options without needing an account or cloud upload.

**Highlights:** View JSON in a tree structure, Edit JSON data safely, Compare JSON files, Merge JSON files, Search keys, values, and paths, Format and minify JSON, Private local workflow

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Json Genie Premium | $3.99 | one-time |


## Frequently asked questions

### Is Curly free?

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

### Is Json Genie free?

Json Genie is free to download, with in-app purchases available.

### Which has better reviews, Curly or Json Genie?

Curly is rated higher. Curly averages 5.0 out of 5 from 1 ratings, while Json Genie averages 4.7 from 6 ratings.

### Do Curly or Json Genie have ads?

Both Curly and Json Genie show ads.

### Which is updated more often, Curly or Json Genie?

Curly ships an update monthly, and Json Genie every 10 days. Most recently, Curly was updated on October 25, 2026 and Json Genie on October 28, 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.*