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Billing & Payment

Manage subscriptions and payments for premium features

Pricing Plans

Free

$0 forever
  • Unlimited basic transforms
  • Session-based history
  • Basic plotting
  • Community support
Most Popular

Premium Individual

$9.99 per month
Save 33% annually: $79.99/year
  • All free features
  • AI step-by-step explanations
  • Advanced plotting
  • Cloud history & projects
  • Premium export formats
  • Priority support

Institutional

$299 per year
  • All premium features
  • Bulk user management
  • SSO integration
  • Custom branding
  • Admin dashboard
  • Dedicated support

Accepted Payment Methods

💳

Credit/Debit Cards

Visa, Mastercard, American Express, Discover

🟦

PayPal

Secure payments with your PayPal account

🏦

Bank Transfer

ACH transfers for institutional accounts

📄

Purchase Orders

For educational and government institutions

Subscription Management

Upgrading Your Plan

  1. 1Go to Account Settings → Subscription
  2. 2Select your desired plan
  3. 3Choose monthly or annual billing
  4. 4Complete payment and enjoy premium features

Managing Your Subscription

  • Change billing frequency (monthly/annual)
  • Update payment method
  • View billing history and invoices
  • Cancel or pause subscription

Billing Cycle & Invoices

Billing Schedule

Monthly Plans

Billed on the same date each month. No long-term commitment.

Annual Plans

Billed once per year with significant savings (up to 33% off).

Institutional

Custom billing cycles available. Purchase orders accepted.

Invoice Details

  • • Invoices sent via email before each billing cycle
  • • Detailed breakdown of charges and features
  • • Tax calculations for applicable regions
  • • PDF format for expense reporting
  • • Historical invoices available in account settings
  • • Custom billing contact for institutions

Refunds & Cancellation Policy

30-Day Money-Back Guarantee

We offer a full refund within 30 days of your initial subscription for any reason.

  • • No questions asked for first-time subscribers
  • • Refund processed within 5-7 business days
  • • Contact support to initiate refund request

Cancellation Process

You can cancel your subscription at any time from your account settings.

  • • Access continues until end of current billing period
  • • No cancellation fees or penalties
  • • Easy reactivation if you change your mind
  • • Data preserved for 30 days after cancellation

Payment Security

Stripe Security

  • • PCI DSS Level 1 compliant
  • • Bank-level encryption (256-bit SSL)
  • • Fraud detection and prevention
  • • No card details stored on our servers

Your Protection

  • • Two-factor authentication available
  • • Email notifications for all transactions
  • • Secure customer portal access
  • • Regular security audits and updates

Common Billing Questions

Can I change my plan at any time?

Yes, you can upgrade or downgrade your plan at any time. Changes take effect immediately for upgrades, or at the next billing cycle for downgrades.

Do you offer student discounts?

Yes! Students with a valid .edu email address can get 50% off premium plans. Contact support with your student verification.

What happens if my payment fails?

We'll retry the payment 3 times over 7 days. If unsuccessful, your account will revert to the free plan until payment is updated.

Can I get a custom invoice for my company?

Absolutely! Institutional accounts can receive custom invoices with company details, purchase order numbers, and specific billing contacts.

Need Help with Billing?

Our support team is here to help with any billing or payment questions