Free
For trying the solver and everyday practice.
$0 / forever
- 20 free calculations per day
- Step-by-step derivative, integral and limit solutions
- No account required
Plans that match your study pace
Start free. Add calculation credits only when you need them.
Every plan uses the same deterministic solver and verified steps. Paid plans extend your daily allowance with account credits.
Exam Pass
A focused credit pack for revision week.
$4.99 / 7 days
- 350 calculation credits
- Credits remain valid for 7 days
- One-time payment, no renewal
CalculusMate Pro
Ongoing practice with a larger monthly allowance.
$9.99 / month
- 2,000 calculation credits per billing period
- Account dashboard and billing controls
- Cancel from your billing page
The displayed price comes from the same server-side catalog used at checkout. A payment is recorded only after the provider confirms it, and credits are granted idempotently.