Support

Why did Calculus Solver misread my problem?

OCR accuracy is highest on clearly printed or neatly handwritten math on a plain background. Try adjusting the corner handles to frame just the expression, ensure good lighting, and hold the camera steady.

How do I cancel my subscription?

Open the Settings app on your iPhone → tap your name → Subscriptions → Calculus Solver → Cancel Subscription. Cancellation takes effect at the end of the current billing period.

Can I use Calculus Solver offline?

Scanning and solving requires an internet connection to reach our AI servers. However, your last 10 scans are cached on your device and viewable offline from the History screen.

Which calculus topics does it support?

Limits and continuity, derivatives, integrals, sequences and series, differential equations, and parametric and polar curves, plus the algebra and trigonometry a problem needs along the way.

How do I restore a previous purchase?

Open Calculus Solver → tap the profile icon → Subscription → Restore purchases. Make sure you are signed in with the same Apple ID used to purchase.

Is my scan data kept private?

Scan images are sent to our servers for processing and immediately deleted, we do not store your photos. Recognised equations and solutions are saved to your account history. See our Privacy Policy for full details.

Still need help?

Send us a message and we'll respond within 24 hours.

Prefer email? Reach us at support@calculus.mathscans.com.