QFT Lab Pro
Upgrade For Full Access
The free plan includes the first 4 lessons, the first 2 animations, and the preset Feynman diagrams. QFT Lab Pro unlocks the rest for $2/month.
Monthly Plan
$2
per month
All lessons after the first four
All animations after the first two
Custom Feynman diagram builder mode
Exercise sheets and topic practice pages
Lesson chat assistant on premium lessons
Stripe Checkout with card, Apple Pay, and Google Pay when supported
Sign in first, then Stripe checkout will take you straight into the $2/month upgrade flow.
Apple Pay and Google Pay are shown by Stripe Checkout automatically when the customer device and browser support them. For live wallet support, your site must be served over HTTPS and your production domain must be registered in Stripe.