AARD2

github.com/itkach/aard2-android Android Apps Open-source projectOpen source

Aard2 provides Android dictionary lookup, bookmarks, search history, and a redesigned dictionary storage format.

github.com/itkach/aard2-android
AARD2 homepage screenshot

About AARD2

Aard 2 for Android is an open-source dictionary app and successor to Aard Dictionary for Android. It looks up terms in user-supplied dictionary files, with queries that are punctuation, diacritics and case insensitive.

It includes bookmarks and history, dictionary reordering and deactivation, adjustable text size, custom style sheets, random article lookup and full-screen reading. The app does not download dictionary files, and bookmarks and history are limited to the 1,000 most recently used items.

Key features

  • Punctuation, diacritics and case insensitive lookup
  • Bookmarks and history with filtering and sorting
  • Add dictionary files via Android document chooser
  • Reorder, deactivate or remove dictionaries in list
  • Custom CSS styles and adjustable article text size
  • Random article lookup and full-screen article view
Best for: Android users who keep their own dictionary files and need lookup with bookmarks and history.
Good for
  • Open-source app with redesigned interface
  • Lookup ignores case, diacritics and punctuation
  • Supports custom styles, text size and system colors
Watch out for
  • Does not download dictionary files; user must supply them
  • Bookmarks and history limited to 1,000 most recent items

AARD2 at a glance

Type
Open-source project
Pricing
Not confirmed. Check the site
Platforms
Android
Open source
Yes · Source code
Language
English
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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AARD2 FAQ

Does Aard 2 download dictionaries for me?
No. Dictionaries are added by selecting dictionary files using Android's document chooser, and the application itself does not download dictionary files.
How many bookmarks and history entries are stored?
Both bookmarks and history are limited to the thousand most recently used items.
How do I delete bookmarks or history records?
Swipe a list item left or right to remove one record, or long-tap to select multiple items, then tap the Trash Can icon and confirm.
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