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Runestone Text Editor

Runestone Text Editor

Edit plain text and code

2.1K ratings
365 reviews
#22 in top-grossing Developer Tools
🛠️ Developer Tools
Free
In-App Purchases

Lowest price: Free 4 years ago (-100%)

Price history

Details

Released
May 5, 2022
Updated
September 10, 2026

Features

Developer

Simon B. Støvring
✨Promote your app ✨
Runestone Text Editor screenshot #1 for iPhone
Runestone Text Editor screenshot #2 for iPhone
Runestone Text Editor screenshot #3 for iPhone
Runestone Text Editor screenshot #4 for iPhone
Runestone Text Editor screenshot #5 for iPhone
Runestone Text Editor screenshot #6 for iPhone
Runestone Text Editor screenshot #7 for iPhone
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🧾$9.99
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📈no. 22
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❓5 answered
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About

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.

✓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
Show original description

What users say about Runestone Text Editor

Reviews of Runestone Text Editor are mostly positive: the Developer Tools app is rated 4.7/5 from 2.1K App Store ratings. What users like most: excellent text editor, smooth and responsive. Top complaints: occasional crashes or bugs, difficulty navigating files/folders. Summarized from real user reviews.

Positive things

  • 💎Excellent text editor
  • 🚀Smooth and responsive
  • 🎨Customizable themes and appearance
  • 🔒Secure file storage and sync
  • 👍Clean and intuitive interface
  • 💰Good value for premium version
  • 🤖Helpful developer

Negative things

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

What's New in Runestone Text Editor

1.6.2

September 10, 2026

Brings small optimizations for iOS 27.

2

Subscriptions & In-App Purchases

$9.99

Premium

Get the most out of Runestone with Premium.

Charts

Top Grossing

📈 22+8

Developer Tools

This app rose +8 positions in Developer Tools chart.

Last updated on October 28, 2026.

Top Free

📈 42+2

Developer Tools

This app rose +2 positions in Developer Tools chart.

Last updated on October 28, 2026.

User reviews

Most RecentHighest RatedLowest Rated

It works but

It works but after I updated my phone I lost the bg and for some reason crashed when I opened the app
WWonderfulWater23

POW!!!!!!!

BEAUTIFUL APP, LUV LUV LUV!!!!!!!
Ddiscotim

Can’t handle large files

I purchased this app to manipulate and edit .m3u files on my iPhone. It allows me to view the files but crashes when I search for a word. Requesting a refund.
JJKH829

What I have always wanted

It lets me edit my Linux and DOS emulator files directly from the convient iOS interface! Bye bye VI. 😁🙏🏻
Llynnie25

Copy/paste add many blank lines

When you copy and paste the text, it will add a bunch of blank lines. A huge bug
王王献仁
See 360 more reviews

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User experience

🐞

Reported Bugs

6 issues

Disappearing files

Bug

Difficulty pasting text

Bug

Scroll position not saved

Bug

Hangs on startup

Bug

Trouble opening large files

Bug

Issues after iOS updates

Bug
✨

Requested Features

6 requests

Markdown preview

Feature

Code folding

Feature

Syntax highlighting for more languages

Feature

Ability to run/execute code

Feature

Multiple file/window support

Feature

Improved undo/redo functionality

Feature

FAQ

What does Runestone Text Editor do?

Runestone Text Editor is a powerful plain text and code editor designed for iPhone and iPad. It provides features like syntax highlighting for numerous programming languages, line numbers, advanced search and replace, and extensive customization options to enhance the editing experience for both code and plain text.

What are the key features of Runestone Text Editor?

Key features include syntax highlighting for over a dozen languages, a selection of twelve themes, innovative find and replace functionality, customizable fonts and sizes, line and column cursor indicators, and the ability to use multiple windows on iPad. It also supports code formatting with Prettier.js and various text encodings.

Is Runestone Text Editor free to use?

The app is free to download and use with many core features. However, it offers premium features that can be unlocked through in-app purchases. These premium features include options like choosing custom app icons, showing line numbers, highlighting selected lines, and disabling line wrapping.

What devices is Runestone Text Editor compatible with?

Runestone Text Editor is optimized for iPhone and iPad. It leverages iOS features such as the standard document browser, similar to the Files app, and supports multiple windows on iPad for a more productive workflow.

Who would benefit from using Runestone Text Editor?

This app is ideal for developers who need a robust code editor on their mobile devices, writers who prefer a distraction-free plain text environment, and anyone looking for a more powerful alternative to basic text editors. Its extensive customization and feature set cater to a wide range of text editing needs.