About this app
One-click Saving, Clipping, Highlighting and Note-taking. Cubox is an AI reader built for learning. With the Cubox Safari Extension, you will unleash the full potential of highlights and notes. Smart Capture • You can quickly select multiple sections of text, images, or links on a webpage with just one shortcut, and easily highlight or clip them. • In capture mode, you can multi-select, or click and drag to batch select adjacent content. Webpage Highlight • Select contents on webpage with mouse dragging, then highlight them with just one click. • It supports adding notes, changing colors, allowing you to fully experience all the highlighting features right on the webpage. AI Insight • Get a quick understanding of the article’s summary through summarization. Use key questions to understand the main points of the article and their answers. • Automatically highlight with Ghost Highlight and mark your favorite sections with annotations. Efficient Saving • Save the web page you are browsing with one shortcut. • Save web snippets by dragging, Capture, dropping, and right-clicking. • Suggest tags, website title, description, and cover image. • Update information for already saved content. • Automatically detect same saves. More features on Cubox iPhone, iPad, Mac apps. Your collections and highlights will automatically sync across all your devices.
Latest release
What’s New
- Fixed an issue where the title and description could be selected incorrectly in the editing dialog. - Fixed an issue where text could be highlighted unexpectedly without the shortcut key being pressed.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 8, 2026 · 1:16 PM Free