Crimson Bible: Offline Study

Ask in plain words and find verses by meaning, not keywords. Fully offline, no account, no ads, no tracking — with red letters, Strong's, and six languages.

Crimson Bible is a fast, beautiful Bible app that works entirely offline — no account, no ads, no tracking. Ever.

Search the way you actually think. Ask "verses about anxiety" or "what does the Bible say about forgiveness" and get the right passages — powered by on-device AI search that understands meaning, not just keywords. Type "Juan 3:16" or "創世記 1:1" and jump straight there.

READ • King James Version included; American Standard, World English Bible, Reina-Valera 1909 (Español), Bíblia Livre (Português), Chinese Union Version (繁體/简体), Smith & Van Dyke (العربية, right-to-left), Ang Dating Biblia (Tagalog) — free downloads • Words of Jesus in red; Old Testament quotations highlighted • Smooth continuous scrolling with adjustable fonts and themes

STUDY • Strong's Concordance with tap-a-word original-language study • 343,000 Treasury of Scripture Knowledge cross-references • Classic commentaries; topical verse suggestions for 6,600+ topics • Bookmarks, highlights, notes, reading plans

PRIVATE BY DESIGN • 100% on-device — search, AI, everything works in airplane mode • No account. No analytics. "Data Not Collected" privacy label.

The app interface is fully localized in English, Español, Português, 中文 (繁體 + 简体), العربية, and Filipino.

Bible texts are public domain or openly licensed (Bíblia Livre, CC-BY 3.0). Topical data from OpenBible.info (CC-BY 4.0). Full attributions in the app.