The only program of its kind in the world — a premium, step-by-step system that teaches students to use the Desmos calculator strategically on the digital SAT and ACT.
Learn the fastest, smartest ways to solve problems using Desmos.
Practice with realistic SAT and ACT-style questions.
Save time, reduce stress, and walk in with confidence.
Eighteen calculator techniques across five units. Each is taught as a three-step lesson with a live calculator demonstration, then drilled through a dedicated 100-question bank.
Graphical solution of equations, systems, and solution analysis
Evaluation, key points, and behavior of functions
Parameters, curve fitting, inequalities, and restrictions
Statistics, exact arithmetic, and growth models
Circles, coordinate geometry, and applied word problems
A real recording of the Desvantage practice arena. The coach types each move into a live calculator, right beside the question.
A real recording of the Desvantage practice arena.
5.0 star rating from 300+ Reviews
"Desvantage showed me shortcuts I never knew the calculator could do. Math felt so much faster."
"I stopped second-guessing myself. I just graph it, tap the point, and move on."
"I finally feel confident using Desmos on test day instead of avoiding it."
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Yes. The digital SAT and the online ACT both provide a built-in Desmos graphing calculator, and Desvantage trains you inside a live Desmos calculator, so test day feels like practice.
No. Everything runs inside Desvantage in your browser. Nothing to install, nothing to sign up for separately.
Most students learn the core moves in a single sitting and lock them in with a few practice sessions. The time you save on easy questions goes straight to the hard ones.
Yes. Free Practice includes two complete calculator moves, a 25-question practice bank, and the calculator-skills diagnostic that predicts your weak areas — no card required.
Email us within 7 days of purchase and we refund you in full, no questions asked.
Yes — Monthly renews at $39.99/month, 90-Day Complete Prep at $79.99 every 3 months, and Annual at $149.99/year. Cancel anytime in one click and keep access until the end of the period you've paid for.
Absolutely. Purchase with your card, then let your student log in with the account email. One account per student.
We've got answers. Check the FAQ above for details on access, refunds, and more, or reach us at support@desvantage.com.
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