Koder Code Editor icon
Koder Code Editor: Comprehensive Review of iOS Development Tool

by Reny Mustika

Koder Code Editor provides professional-grade coding capabilities for iPad users. The touch-optimized interface supports multiple programming languages with offline functionality, making it ideal for mobile developers and students.

Detailed Review

Koder Code Editor represents a significant advancement in mobile development tools, offering a fully-featured coding environment specifically designed for iPadOS. The application positions itself as a professional solution for developers seeking to work beyond traditional desktop environments, with particular emphasis on touch interface optimization and portability. The application supports an extensive range of programming languages including HTML, CSS, JavaScript, Python, PHP, and Ruby, among others. Core functionality includes syntax highlighting, code completion, file management through integrated cloud services (Dropbox, Google Drive, and WebDAV), and a built-in web preview feature. The editor's keyboard shortcuts and customizable interface allow for efficient code navigation and editing, while the offline capability enables uninterrupted work in environments without internet connectivity. User experience centers around a clean, minimalist interface that maximizes screen real estate for code editing. The touch-optimized controls include gesture-based navigation, adjustable font sizes, and theme customization. Real-world usage patterns demonstrate effectiveness for quick edits, learning programming concepts, and maintaining productivity during travel. The split-view capability and external keyboard support further enhance the professional workflow potential on iPad devices. User feedback consistently praises the application's performance and reliability, with multiple five-star reviews highlighting specific use cases. User 'fakesunshine' (August 3, 2025) noted the ability to 'code in a field under a tree, in places with no internet' followed by seamless file synchronization when connectivity resumes. 'GibberGobblerPeachCobbler' (August 9, 2025) emphasized the smooth performance and lack of lag during editing sessions, particularly valuing the application's compatibility with multiple programming languages. The application demonstrates notable strengths in offline functionality and touch interface design, though some users report minor issues with the web preview refresh mechanism requiring browser restarts. The absence of advanced debugging tools and limited plugin ecosystem positions Koder as most suitable for light to moderate coding tasks rather than complex development projects. Ideal use cases include educational purposes, web development previews, and emergency code modifications while away from primary workstations.

Key Features

  • Offline code editing capability enables programming without internet access, supporting productivity in remote locations
  • Multi-language syntax highlighting supports over 80 programming languages with accurate color coding
  • Cloud storage integration synchronizes with Dropbox, Google Drive and WebDAV for seamless file management
  • Touch-optimized interface includes gesture controls and customizable keyboard for efficient mobile editing
  • Built-in web preview feature allows immediate testing of HTML/CSS/JavaScript projects directly on device
  • External keyboard support with customizable shortcuts provides desktop-like coding experience on iPad

Why Users Love It

Excellent offline functionality
Touch-optimized interface

Perfect for: Mobile developers and students needing portable coding solutions

Screenshots

Koder Code Editor screenshot 1Koder Code Editor screenshot 2Koder Code Editor screenshot 3Koder Code Editor screenshot 4

Ranking History

Track Koder Code Editor's performance in Developer Tools over the last 30 days

Top 5
Top 10
Top 15
Below 15

Current Rank

#17

1 from last week

Best Rank

#15

All-time high

Average Rank

#18

30-day average

User Reviews

Sawyer_go0923
Aug 27, 2025

I only did this so it stoped popping up RATE THIS APP. Anyways great app! E I only did this so it stoped popping up RATE THIS APP. Anyways great app!

Ski_Phreak
Dec 29, 2024

Everything I need is here, even for obscure code like Lilypond (music typesetting). The ONLY flaw I’ve found is in the auto-pairing () {} etc. Automatically typing the closing bracket/parenthesis may help avoid uncooked structure, but I would love an update that allows the close-bracket to be typed-OVER rather than arrowed-past. We touch typists know where the characters are without looking…the arrow keys, not so much. (Minor kvetch about an otherwise perfect programme.) Nearly perfect; still awesome Everything I need is here, even for obscure code like Lilypond (music typesetting). The ONLY flaw I’ve found is in the auto-pairing () {} etc. Automatically typing the closing bracket/parenthesis may help avoid uncooked structure, but I would love an update that allows the close-bracket to be typed-OVER rather than arrowed-past. We touch typists know where the characters are without looking…the arrow keys, not so much. (Minor kvetch about an otherwise perfect programme.)

Sir Carl the Druid
Feb 15, 2025

I was looking for a (cheap) smart editor to write code while away from my laptop and Koder was just the ticket. Simple but effective interface allows to write/review code while offline, then upload and debug later. Nice tool for iPad I was looking for a (cheap) smart editor to write code while away from my laptop and Koder was just the ticket. Simple but effective interface allows to write/review code while offline, then upload and debug later.

Fool for God
Feb 25, 2025

This editor app has worked very well for most text editing that I have used it for. I have not used it for editing program code, but rather textual content for detailed and complex topics associated with deeply impactful court cases regarding their preparation and evaluation. There are certainly some things that could be improved and some features that could be included that are not, but what is provided is mostly adequate for most text editing needs and the app functions mostly robustly to provide those functions. A mostly robust text editor with most key features and a few bonuses This editor app has worked very well for most text editing that I have used it for. I have not used it for editing program code, but rather textual content for detailed and complex topics associated with deeply impactful court cases regarding their preparation and evaluation. There are certainly some things that could be improved and some features that could be included that are not, but what is provided is mostly adequate for most text editing needs and the app functions mostly robustly to provide those functions.

Victor-S
Mar 14, 2025

I can't believe this app is free with no ads. I’m also surprised at the breadth of the language support (e.g., batch, PowerShell, XML) as well as the app privacy (no data collected except some anonymous diagnostics data). Is this a full featured IDE? No. Does it cover the basics? Yes, and then some, such as previewing your HTML pages in-app and allowing you to easily upload them. For an app that appears to have been abandoned 2+ years ago, it still works very well. If it really is abandoned, I thank the author for leaving it in the app store. The app does have some shortcomings, such as no auto-indent and not having many configuration options. It also has a few bugs, but the ones I've experienced are easy to avoid or work around. For example: - When trying to copy or move a file to a folder that already contains a file by that name, the "File already exist" dialog box can't be seen until switching to another app then back to Koder, which still doesn't allow Yes or No to be chosen, requiring a forced close. - When browsing into an empty folder and holding a finger down on the screen (out of habit), Koder closes. - The + often requires multiple taps before the "Create New" menu comes up. It would be great if these bugs were fixed but, for the price (free), I can live with them. Great App for the Price! I can't believe this app is free with no ads. I’m also surprised at the breadth of the language support (e.g., batch, PowerShell, XML) as well as the app privacy (no data collected except some anonymous diagnostics data). Is this a full featured IDE? No. Does it cover the basics? Yes, and then some, such as previewing your HTML pages in-app and allowing you to easily upload them. For an app that appears to have been abandoned 2+ years ago, it still works very well. If it really is abandoned, I thank the author for leaving it in the app store.The app does have some shortcomings, such as no auto-indent and not having many configuration options. It also has a few bugs, but the ones I've experienced are easy to avoid or work around. For example:- When trying to copy or move a file to a folder that already contains a file by that name, the "File already exist" dialog box can't be seen until switching to another app then back to Koder, which still doesn't allow Yes or No to be chosen, requiring a forced close.- When browsing into an empty folder and holding a finger down on the screen (out of habit), Koder closes.- The + often requires multiple taps before the "Create New" menu comes up.It would be great if these bugs were fixed but, for the price (free), I can live with them.

App Details

Developer

Reny Mustika

Platform

ios

Rating

4.6

Last Updated

10/7/2025