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Your moment

in the Word.

Kairos is the all-in-one Bible study tool — built for those who want to understand Scripture in its historical and cultural context. Ancient Near East background, 430K cross-references, commentary. All in one place.

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καιρός

Why Kairos?

Ancient Greek has two words for time. Χρόνος (chronos) is the clock — seconds ticking by, calendars filling up. But καιρός (kairos) is something different entirely: the appointed moment. The right time. A moment charged with meaning and purpose.

Every time you open Scripture, it's not just another minute in the day. It's a kairos — an opportunity to encounter the living God. This app exists to help you make the most of those moments.

"See then that ye walk circumspectly, not as fools, but as wise, redeeming the time — for the days are evil."

Ephesians 5:15–16 · “the time” = καιρός

31,102

Verses

430,000

Cross-references

14,100

Hebrew & Greek words

How it works

From passage to understanding
in seconds.

I

Open any passage

Pick any book and chapter. Read in ESV, BSB, KJV, or WEB. Compare two translations side-by-side.

II

Tap any verse

A study panel opens instantly — cross-references, original language, AI explanation, highlight, note.

III

Go as deep as you want

Ask Ezra a question. Open the full commentary. Jump to a cross-reference. Save notes.

Everything included

A seminary library.
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Ezra AI study companion

Ask anything about the passage you're reading. Ezra gives contextual answers rooted in theology, history, and the original languages.

430,000 cross-references

Every verse linked to related passages from the Treasury of Scripture Knowledge — the gold standard of biblical cross-referencing.

Hebrew & Greek interlinear

See every word in its original language inline — definition, pronunciation, and Strong's number. 8,600 Hebrew + 5,500 Greek entries.

Chapter commentary

Deep commentary for any chapter — generated by Ezra, cached for everyone. Theological, historical, and practical perspectives.

Side-by-side translations

Compare ESV, BSB, WEB and KJV simultaneously. See how different scholars render the same passage.

Reading plans

Guided plans from the whole Bible to targeted studies. Paced to your schedule, tracked automatically.

Bible quiz

Test your understanding of any passage, book, or topic. Write your own or let Ezra generate one instantly.

Full-text search

Search all 31,102 verses by keyword or phrase. Filter by book, Old or New Testament.

Streaks, XP & badges

Build a daily reading habit. Earn XP, unlock 15 achievement badges, and track your progress over time.

Pricing

Free to study. Pro to go deeper.

Free

$0

  • All 4 translations
  • Highlights & notes
  • 20 Ezra messages / day
  • Reading plans
  • Bible quiz
  • Streaks & XP

Pro

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$9.99 / mo

or $89 / year · save 26%

  • Everything in Free
  • Unlimited Ezra conversations
  • Scholar mode — deep theology
  • Interlinear Hebrew & Greek view
  • Priority response speed
  • Sermon prep tools (coming soon)

Begin today

Your kairos moment
starts now.

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