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Core features are free. Credits pay for extras, or a Quotebook plan.

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Quotebook

Unlock unlimited Quotebook storage + review + export

Monthly 4,000 credits ≈ ¥8 / month
Yearly 30,000 credits ≈ ¥68 / year

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Free credits

Sign up+10
WeChat activation+100
Daily check-in+5
7 / 14 / 30-day streak+30 / +60 / +100
Discover idiomsFirst finder +50, top 10 rewarded+5~50
Feedback+2~5
Invite friends+15

What credits buy

Deep idiom explanation5 credits
Export reading report3 credits
Priority fast check2 credits
LLM deep check10 credits