Sign-ups coming soon — invited accounts can sign in · question bank practice stays open

Pricing

Student & teacher plans

Free includes a small AI taste (when AI is on) and light ads. Upgrade from Free with 50% off Plus / Pro from your sign-up date. Prices quoted in USD (approx. for your location); card checkout is billed in HKD via Stripe. Pay by card (Stripe).

Students

Revision, question bank practice, mark book, and personal AI practice.

Student Free

US$0

USD · free

forever · light ads help host the site

Question bank practice, revision calendar, and mark book. Small free monthly AI taste for signed-up students.

  • Question bank practice (no AI cost)
  • Revision calendar & mark book
  • Limited AI (~8 jobs / month, ~3 / day)
  • 3 AI textbook chapters / month
  • Supported by AdSense
Sign in when invited

Upgrade · 50% off from your sign-up date

50% off from your sign-up date when you upgrade from Free. Stripe Checkout · quoted in USD, billed in HKD.

Plus US$13 US$6/yr

Pro US$19 US$9/yr

Popular

Student Plus

US$13 / yearUS$6 / year

HK$98 / yearHK$49 / year(charged in HKD)

50% off from sign-up

50% off from your sign-up date when you upgrade from Free · about HK$4 / month at half price

No ads and a healthier AI allowance for regular revision.

  • Everything in Student Free
  • No AdSense ads
  • Higher AI (~40 jobs / month)
  • More textbook chapters
  • Best for weekly practice
  • AI 6 mastery questions on video lessons

Student Pro

US$19 / yearUS$9 / year

HK$148 / yearHK$74 / year(charged in HKD)

50% off from sign-up

50% off from your sign-up date when you upgrade from Free · about HK$6 / month at half price

Highest student AI allowance for heavy textbook and generate use.

  • Everything in Student Plus
  • Highest student AI (~100 jobs / month)
  • Frequent AI papers & chapters
  • Priority support

Teachers

Classroom tools — starters, test maker, resources. Higher AI for lesson prep.

Teacher Free

US$0

USD · free

forever · light ads help host the site

Classroom hub, starters, and resource browsing. Small free monthly AI taste for signed-up teachers.

  • Teacher resource hub
  • Lesson starters & test maker (capped AI)
  • Limited AI (~12 jobs / month, ~4 / day)
  • 3 AI textbook chapters / month
  • Supported by AdSense
Sign in when invited

Upgrade · 50% off from your sign-up date

50% off from your sign-up date when you upgrade from Free. Stripe Checkout · quoted in USD, billed in HKD.

Plus US$32 US$16/yr

Pro US$45 US$22/yr

Popular

Teacher Plus

US$32 / yearUS$16 / year

HK$248 / yearHK$124 / year(charged in HKD)

50% off from sign-up

50% off from your sign-up date when you upgrade from Free · about HK$10 / month at half price

No ads and a classroom-sized AI allowance for starters, tests, and worksheets.

  • Everything in Teacher Free
  • No AdSense ads
  • Classroom AI (~80 jobs / month)
  • More AI tests & starters
  • Share resources with classes
  • AI 6 mastery questions on video lessons

Teacher Pro

US$45 / yearUS$22 / year

HK$348 / yearHK$174 / year(charged in HKD)

50% off from sign-up

50% off from your sign-up date when you upgrade from Free · about HK$15 / month at half price

Top classroom AI for heavy test maker, starters, and chapter generation.

  • Everything in Teacher Plus
  • Highest teacher AI (~180 jobs / month)
  • Built for frequent classroom AI
  • Priority support

Half-price applies automatically at Checkout for Free accounts (offer from your sign-up date). Full list price renews only if the discount no longer applies. Local currency amounts are approximate quotes; Stripe charges HKD.

Back to home