Learn more. Remember longer.
Reading anything already simplified is free forever. Paid plans let you keep more saved articles fresh, earn verifiable certificates, go deeper with harder quizzes, and complete full journeys.
How “Saved” articles stay fresh
Fresh
Just learned. Counts toward your Level and journeys.
Expiring soon
Under 30 days left. A quick retake resets it to fresh.
Stale (after 6 months)
Free: drops from your library, retake to bring it back. Pro: auto-renews, never lost.
Free
Everything you need to start learning.
$0 forever
- ✓ Unlimited reading of already-simplified articles
- ✓ 3 new simplifications per day
- ✓ Save up to 10 articles (expire after 6 months)
- ✓ 5 Ask-Baiku questions per article
- ✓ 10-question quiz per article (easy to hard)
- ✓ Take any learning journey · create 1 private journey
- ✓ One Learner Level: XP, streaks & any language
Saved articles stay fresh for 6 months, then go stale, retake to refresh.
Start freePro
For serious, lifelong learners.
$3.99 /mo · or $29/yr
- ✓ Everything in Free, plus:
- ✓ Unlimited learning journeys, created and published
- ✓ Verifiable certificates on every journey you finish (QR + public verify page)
- ✓ Unlimited new simplifications
- ✓ Saved articles never expire, kept fresh forever
- ✓ Unlimited Ask-Baiku questions (50+ a day, never capped)
- ✓ Full 24-question quiz bank with an easy / medium / hard filter
- ✓ Priority processing
Your library and bookmarks stay forever, nothing expires while you're Pro.
Teams & Orgs
Upskill your whole team.
Custom per seat
- ✓ Everything in Pro for every member
- ✓ Build private journeys from your own docs & resources
- ✓ Assign journeys and track completion
- ✓ Branded certificates with your company logo
- ✓ Google & Microsoft SSO
- ✓ Shared library & analytics
- ✓ Priority support
Turn your internal documentation into guided journeys your team actually finishes.
Tell us your goalBaiku uses AI to simplify publicly accessible content and always links back to the original source. Journey content is drawn only from commercially-licensed, open, and public-domain sources.