The AI tutor that doesn't just give answers—it teaches you why. From algebra homework to calculus exams, master concepts in seconds.
Traditional tutors are expensive. Generic apps just give answers. Sigma bridges the gap with adaptive AI that learns how you learn.
Stuck on homework at 2 AM? We're here.
Matches Common Core, IB, and A-Level standards.
Earn streaks and badges as you master topics.
Math is better with friends. Invite classmates to Sigma and earn points for every referral. Redeem them in the Catalog for real rewards.
Share your unique link. When they sign up and subscribe, you both get points.
Exchange points for gift cards from Amazon, Roblox, Shein and more.
"I was almost failing the second year. Two weeks with Sigma and I passed the final exam with a good grade."
Jasmin D.
11th Grade Student
"As a parent, I can't always help with advanced math. Sigma fills that gap perfectly. Worth every penny for the peace of mind."
Sarah M.
Parent of two
"The step-by-step logic is a game changer. It doesn't just solve the problem, it teaches you the methodology."
Kevin L.
Engineering Student