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Highly customizable open source editor for long texts, ideal for writers, coders, and power users

Highly customizable open source editor for long texts, ideal for writers, coders, and power users

Vote (2 votes)

Program license Free

Developer Aquamarine Networks.

Version 0.2.39

Works under Android

Also known as Jota Text Editor

Vote

(2 votes)

Developer

Aquamarine Networks.

Works under

Android

Program license

Free

Version

0.2.39

Also known as

Jota Text Editor

Pros

  • Handles very large text files, up to about 1 million characters
  • Completely free, open source, and ad free
  • Rich encoding and linebreak control with auto detection
  • Powerful search and replace with regular expression support
  • Highly customizable interface, toolbar, colors, and key bindings
  • Dark mode and visual options that suit long writing sessions
  • Works well with hardware keyboards and supports ALT/CTRL shortcuts
  • Auto save, auto indent, word counter, line numbers, and viewer mode
  • Syntax highlighting and SL4A support for script and code editing
  • Runs on older Android versions and supports both touch and qwerty devices

Cons

  • No support for right to left or bidirectional scripts
  • May not open some external or system level files even when other apps can
  • Encoding options can feel complex and inflexible for new documents
  • Project wide or multi file search is delegated to a separate app
  • Abundance of technical settings may be intimidating for very casual users

Jota Text Editor is a free, open source text editor for Android that focuses on handling very long plain text files without getting in your way. It suits writers, coders, and power users who want a highly configurable, ad free environment for drafting and editing text on a phone or tablet.

Built for Long Documents

Where many mobile editors feel like simple notepads, Jota is built to cope with serious text work. It supports files up to about 1 million characters, which makes it suitable for novels, scripts, large logs, or code files.

The app pays a lot of attention to how text is stored. It can auto detect multiple character encodings, let you switch encodings manually, and preserve the original linebreak style until you save again. This kind of control is very handy if you work with files created on different platforms or in different languages.

Practical touches make returning to large documents easier. Jota remembers the cursor position per file and keeps a history of recently opened documents, so you can pick up your work exactly where you left off without hunting for the right line.

Focused Writing Without Distractions

Jota feels deliberately restrained so your writing stays center stage. The interface is clean, with a customizable toolbar and action bar that can be tuned to show only the commands you really use. There is no advertising at all, which keeps the screen and your attention on the text.

The editor supports a dark mode and general color customization, so you can adjust the look for low light or long writing sessions. A dedicated Viewer Mode gives you a read only view, useful when you just want to scroll through text without risking accidental edits.

Basic writing aids are covered: word wrap can be toggled on or off and even adjusted to a specific width, you can set tab width, and a built in word counter keeps track of length. Line numbers can be displayed along the side, and you can make invisible characters like tabs and linebreaks visible when you need a more technical view of the document.

Text selection is modeled on the classic Gingerbread style. Double tapping selects a word, then tapping the highlighted area shows selection markers, which can make editing individual sentences or dialogue much more precise on a touchscreen.

Strong Tools for Power Users

Under the simple exterior, Jota packs in several features that appeal to advanced users.

Search and replace is full featured and supports regular expressions, so you can perform complex pattern based edits inside a file. Undo and redo make experimentation safer, and scrolling is tuned for long files, with both thumb drag and flick gestures for quick navigation.

Keyboard fans get special treatment. Jota supports shortcut keys with ALT and CTRL, along with customizable key bindings, which is particularly useful on devices with a physical qwerty keyboard or paired Bluetooth keyboard.

The app also supports syntax highlighting that can be customized, and it can be used as an editor for SL4A (Scripting Layer for Android). That combination makes it a practical choice if you are writing or editing scripts or code snippets on the go.

Integration with the rest of the system is broad. Jota works with Android’s share and view actions, supporting ACTION_SEND, ACTION_SEARCH, and ACTION_VIEW, and it plugs into Mushroom compatible tools. A feature called Direct Intent lets you launch a chosen app directly from Jota’s menu, which can streamline workflows that involve several tools.

For quick access, you can create a shortcut icon for specific documents or actions on the home screen. The app can even capture screenshots and customize a wallpaper inside the editor, though those extras feel secondary next to the core editing tools.

Customization and Comfort

Customization is one of Jota’s main strengths. You can adjust:

- Colors and background, including dark themed setups and custom wallpaper

- The visible toolbar buttons and shortcut layout

- Key bindings for faster input

- Word wrap width and tab width, to match your coding or writing style

Automatic behaviors can also be tuned. Jota supports auto save, auto indent, and auto capitalization, and it can show or hide tab and linebreak symbols. Combined with correct support for landscape mode and a layout that works on both touch only and keyboard equipped devices, it adapts well to different screens and hardware.

This depth of options means the app can be shaped into a quiet environment for longform fiction, a practical tool for quick coding edits, or a general purpose plain text notebook.

Compatibility and Limitations

Jota supports Android versions from 1.6 and later, so it still runs on many older devices that newer editors no longer support. It is distributed as free and ad free software, and the source code is available under the Apache License, which will appeal to users who prefer open source tools.

There are, however, some clear boundaries. The developer explicitly notes that right to left languages and bidirectional text are not supported, which is a significant limitation if you write in those scripts.

Storage access can also be restrictive in some situations. Jota may not open certain external or system level files that other file managers can read, even without root access, which can be frustrating if you often work in those areas of the filesystem.

Encoding controls are powerful but quite technical. While you can change character codes and linebreak styles and Jota will automatically detect many of them, the way encoding for new files ties into save options can feel inflexible if you frequently switch between different encodings.

For searching across multiple text files, the developer points users to a separate app (aGrep). Jota itself focuses on working with the file you currently have open, so anyone who needs project wide search has to rely on external tools.

Finally, the heavy emphasis on technical options and customization may feel overwhelming if you just want a very simple, one button notes app. Jota rewards users who are willing to explore its settings and tailor it to their habits.

Pros

  • Handles very large text files, up to about 1 million characters
  • Completely free, open source, and ad free
  • Rich encoding and linebreak control with auto detection
  • Powerful search and replace with regular expression support
  • Highly customizable interface, toolbar, colors, and key bindings
  • Dark mode and visual options that suit long writing sessions
  • Works well with hardware keyboards and supports ALT/CTRL shortcuts
  • Auto save, auto indent, word counter, line numbers, and viewer mode
  • Syntax highlighting and SL4A support for script and code editing
  • Runs on older Android versions and supports both touch and qwerty devices

Cons

  • No support for right to left or bidirectional scripts
  • May not open some external or system level files even when other apps can
  • Encoding options can feel complex and inflexible for new documents
  • Project wide or multi file search is delegated to a separate app
  • Abundance of technical settings may be intimidating for very casual users

Screenshots of Jota Text Editor APK