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I-Ching: Book of Changes

Bondia’s I-Ching combines a Portuguese and English reference based on Richard Wilhelm’s translation with casting that follows yarrow-stalk probabilities.

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Editor note

Last checked September 11, 2026
  • Search trigrams, hexagrams and changing-line references, with a related hexagram generated when applicable.
  • Saved consultations accept notes for returning to earlier readings.
  • Casting distinguishes changing-yin and changing-yang probabilities, and the app works fully offline.

Best for

For English or Portuguese I Ching readers who want offline casting and notes.

Overview

About I-Ching: Book of Changes

Bondia’s I-Ching combines a Portuguese and English reference based on Richard Wilhelm’s translation with casting that follows yarrow-stalk probabilities.

Search trigrams, hexagrams and changing-line references, with a related hexagram generated when applicable. Saved consultations accept notes for returning to earlier readings.

Casting distinguishes changing-yin and changing-yang probabilities, and the app works fully offline.

FAQ

What does I-Ching: Book of Changes do?

Bondia’s I-Ching combines a Portuguese and English reference based on Richard Wilhelm’s translation with casting that follows yarrow-stalk probabilities.

Which features are included?

Search trigrams, hexagrams and changing-line references, with a related hexagram generated when applicable.

Who is it best for?

For English or Portuguese I Ching readers who want offline casting and notes.

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