Don't leave the book to understand the book.
Visualible helps readers stay oriented in difficult, context-dense books by adding optional support for people, places, terms, references, and background — without changing the original text.
Preview the first 20 pages of every supported edition free. Explore the text, try the support, and decide what you want to keep reading.
The book remains primary. Contextual information appears only when readers choose to open it.
Choose how Visualible helps you read
Whether you read, teach, publish, or explore Great Books, Visualible keeps the original text primary and adds support when needed.
Support that stays inside the reading flow
Optional support that helps readers stay in the book instead of leaving it to search elsewhere.
Persons
Keep track of who matters and when they become relevant.
Places
Understand where action happens and why a place matters.
Terms
Understand unfamiliar words, phrases, concepts, and references without leaving the book.
Dictionary
Look up words instantly without breaking the reading flow.
Recaps
Return to the book with spoiler-safe context up to your current place.
Browse published supported editions in the Store. .
Built for readers, educators, publishers, and institutions seeking better ways to engage with complex texts.