# JSON Data Generator vs Runestone Text Editor

The clearest difference is price: Runestone Text Editor at Free against JSON Data Generator's $0.99. Runestone Text Editor also leads on update cadence (every 2 weeks vs every 37 months) and chart position (#38 vs unranked). JSON Data Generator's advantage is in-app purchases (none vs 1). On ads and iOS requirement there is nothing between them.

Runestone Text Editor is free to download; JSON Data Generator costs $0.99 up front. Runestone Text Editor sells 1 one-off in-app purchase. JSON Data Generator asks for nothing beyond the download.

JSON Data Generator ships an update every 37 months, Runestone Text Editor every 2 weeks. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | JSON Data Generator | Runestone Text Editor |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (2K ratings)](https://appshunter.io/ios/app/runestone-text-editor/id1548193893/reviews)** |
| Number of ratings | — | **2K** |
| Positive reviews | — | 76.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#38** |
| Size | 1 MB | 64 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPad, Mac | **iPhone, iPad, iPod, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Konstantin Adamov](https://appshunter.io/developer/1082896610) | [Simon B. Støvring](https://appshunter.io/developer/423532907) |

## What reviewers say

### JSON Data Generator

[App page](https://appshunter.io/ios/app/json-data-generator/id1519924117)

**Features:** Vision Pro support

**In-app purchases:** none


### Runestone Text Editor

[App page](https://appshunter.io/ios/app/runestone-text-editor/id1548193893)

**Currently charting:** #38 Top Grossing · Developer Tools, #42 Top Free · Developer Tools (US App Store)

A powerful plain text and code editor for iPhone and iPad. Offers syntax highlighting, line numbers, find and replace, and extensive customization options for developers and writers.

**Highlights:** Syntax highlighting for many languages, Customizable themes and fonts, Advanced find and replace, Line numbers and cursor location, Code formatting with Prettier.js, Multiple windows on iPad

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | one-time |

**What reviewers like**

- 💎 Excellent text editor
- 🚀 Smooth and responsive
- 🎨 Customizable themes and appearance
- 🔒 Secure file storage and sync
- 👍 Clean and intuitive interface

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Difficulty navigating files/folders
- 📝 Limited functionality without premium
- 🔌 Performance issues on older devices
- 🔒 Difficulty accessing files in cloud storage

**Reported bugs**

- Disappearing files
- Difficulty pasting text
- Scroll position not saved
- Hangs on startup
- Trouble opening large files

**Requested features**

- Markdown preview
- Code folding
- Syntax highlighting for more languages
- Ability to run/execute code
- Multiple file/window support


## Frequently asked questions

### Is JSON Data Generator free?

JSON Data Generator costs $0.99, with no in-app purchases.

### Is Runestone Text Editor free?

Runestone Text Editor is free to download, with in-app purchases available.

### Do JSON Data Generator or Runestone Text Editor have ads?

Neither JSON Data Generator nor Runestone Text Editor shows ads.

### Which is updated more often, JSON Data Generator or Runestone Text Editor?

JSON Data Generator ships an update every 37 months, and Runestone Text Editor every 2 weeks. Most recently, JSON Data Generator was updated on October 5, 2026 and Runestone Text Editor on October 12, 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.*