Walk every step
See the derivation tree, ask the AI tutor to slow down, and export annotated steps for your notes.
PROPhase 3.9 - Marketing & Conversion Pack
Unlock every derivation, 3D plot, and tutor workflow with Pro.
Ultimate Calculus Solver Pro keeps every calculus workflow in one tab: symbolic solving, AI tutor guidance, 3D plotting, and unlimited exports verified by SymPy.
$7.99 per month
Cancel any time. Instant upgrade. No hidden fees.
2.1M+
Problems solved with UCS
320K+
Step-by-step exports delivered
4.8/5
Tutor satisfaction score
Visualize anything
Jump into 3D mode for surfaces, vector fields, and animated traces - all shareable with a single link.
Study without limits
Unlimited practice generator runs verified by SymPy so you focus on mastery, not manual checking.
Free vs Pro
Choose the firepower you need
Feature
Free
Pro
Derivation tree & AI tutor depth
Single summary card + concise replies
Full derivation tree, extended tutor explanations
Plotting & visualization
2D plots with manual screenshots
3D surfaces, vector fields, HD export center
Practice generator
1 fresh set per day
Unlimited topic requests + SymPy verification
Cloud exports
Copy/paste LaTeX
PNG/PDF/LaTeX packs with saved presets
Monthly Pro
$7.99
per month
- Full derivation tree with AI tutor depth
- Unlimited 3D plots, vector fields, and export-ready assets
- Unlimited practice generator runs verified by SymPy
Yearly Pro
Save 38%$59.99
per year
- Full derivation tree with AI tutor depth
- Unlimited 3D plots, vector fields, and export-ready assets
- Unlimited practice generator runs verified by SymPy
FAQ
Everything you need to know
What happens after I upgrade?
Your account is promoted instantly. The next time you solve a problem you will see the full derivation tree, exports, and Pro-only panels without limits.
Can I cancel whenever I want?
Yes. Cancel from the Account page in two clicks. You keep access to Pro features until the end of your billing period.
Do I lose my history when I switch plans?
Never. History, saved commands, and custom plots stay attached to your Supabase profile whether you are Free or Pro.
Do you have student or team pricing?
Yes. Email support@ultimatecalculus.app from a school address and we will send an education discount link. Teams can request invoicing via Stripe.