Score Predictor
Get an accurate prediction of your potential SAT® score based on your current performance.
x² + 3x - 4 = 0 P(A) = 3/5
Smart learning
+100 points
High-Impact Practice
Master SAT® Math & achieve your dream score
Stay focused on what actually improves your score – with a clear plan, guided steps, and zero overwhelm.
150+
Avg. score boost
2,300+
Practice questions
95%
Success rate
Free to start • Upgrade anytime • Cancel anytime
x̄ = Σx / n x² + y² = z² π = 3.14159
Smart learning
+100 points
High-Impact Practice
Smart learning
+100 points
High-Impact Practice
Why us
Why choose Happi
We believe in a world where the vast majority of students wake up excited every day, learn as effectively as possible, and end the day fulfilled and proud of themselves.
Start learning now
Vaangmaya
Naperville, IL
Happi's personalized learning path was instrumental in addressing my specific needs in math preparation. The app had a significant impact on both my motivation and understanding of math.
Anish
Chicago suburbs, IL
Having many options for SAT® math practice was stressful as I didn't know which one would lead me toward success. I chose Happi at the beginning of my SAT® journey, which turned out to be an excellent decision.
Get your personal score forecast
Get a personalized prediction based on your current performance and study timeline.
How can we help
Your personalized path to success
Our AI adapts to your unique learning style, focuses your study time where it matters most, and keeps you motivated every step of the way.
Adaptive to your level
Personalized to what you need to learn
Motivating and makes it easy to see your progress
Active learning for optimal effectiveness
Takes care of what and how to study, so you can focus on learning
Automatic review to prevent you from forgetting
What we offer
What does the Happi course contain
Our AI-powered platform adapts to your learning style, identifies knowledge gaps, and creates a personalized path to your target score.
SAT® course
Online SAT® math course
Get fully prepared with targeted lessons, real test strategies, and personal growth path.
Exams
Realistic practice tests
Take full-length practice exams that mirror the actual SAT® experience, complete with timing and question formats.
Practice and hints
2300+ practice problems
Work through thousands of problems, each with helpful hints and clear model answers.
Study Assist
Clear explanations on all concepts and formulas
Access comprehensive explanations that help you understand concepts, not just memorize answers for lasting knowledge.
Learn more about course
Happi pricing
We believe that money should not be an obstacle to learning
Cancel anytime
All features included
Easy sign-up
SAT® Math Course
$49 per month
Free version available
2000+ practice problems
Efficient studying plan
Foundation check
Visualized Learning Path
Dynamic difficulty
Desmos instruments
Useful tools
All that can help you
Everything you need to succeed on the SAT®. From practice tests to parent guides, we've got you covered.
Free Practice Tests
Take timed, full-length exams that mirror the actual test format and difficulty level.
SAT® Quiz
Quick diagnostic quiz to identify your current skill level and personalized study recommendations.
SAT® Guide
From test structure to advanced strategies, get everything you need to maximize your score.
Parent's Guide
Help your teen succeed — understand the college process and support their SAT® prep without adding pressure.
Testimonials
Students love Happi
Vaangmaya
Naperville, IL
Happi's personalized learning path was instrumental in addressing my specific needs in math preparation. The app had a significant impact on both my motivation and understanding of math.
Anish
Chicago suburbs, IL
Having many options for SAT® math practice was stressful as I didn't know which one would lead me toward success. I chose Happi at the beginning of my SAT® journey, which turned out to be an excellent decision.
With the right methods, we can accelerate learning — not just by a few percent, but by leaps and bounds! We owe it to students everywhere to make education as effective as possible.
Antti Suominen
Co-founder of Happi
Lead Innovator of Happi Software
I believe that effective learning should be available for everyone. Revolutionizing education is my way of making a real difference in the world.
Sakke Suomalainen
Co-founder of Happi
Lead Creator of Happi's SAT® Math Course
FAQs
Frequently asked questions
Does Happi offer SAT® practice tests?
Yes! We have full length SAT® math practice tests available for you before each official SAT® exam — for FREE. Subscribe to our newsletter to get notified when a new one is available and check them out in the Happi app!
How many math problems does Happi offer?
You won't run out! Our SAT® math course contains well over 2300 math problems designed to guide you through the whole SAT® math curriculum and challenge you regardless of your current skill level.
Does Happi show how to solve math problems?
In addition to our comprehensive tutorials, each of our 2300+ math problems has a full model solution showing how to solve it. Many problems have multiple alternative solutions shown!
I'm not very good at math — Is Happi right for me?
Maybe you aren't... yet. But with Happi, you will be.
Happi is designed to fit a range of starting levels — from students struggling with math in their first year of high school to math whizzes aiming for those last 20 points on the SAT® math section. Happi systematically guides you through the SAT® math curriculum and its prerequisites, adapting to your level as you progress.
Happi is designed to fit a range of starting levels — from students struggling with math in their first year of high school to math whizzes aiming for those last 20 points on the SAT® math section. Happi systematically guides you through the SAT® math curriculum and its prerequisites, adapting to your level as you progress.
Can Happi help me learn Desmos?
In addition to the SAT® math curriculum, Happi teaches you everything you need to know about using Desmos. Whenever Desmos is useful in solving a problem, we have shown how to use it in the model solution.
Can Happi help me score 800 on the SAT® math section?
Definitely! While less than 1% of SAT® exam takers score the max points, making it exceptional, that doesn't mean it's impossible! Success in studying is not about who you are, but rather the method you use, combined with persistence in following the method.
One of our students improved their score from 730 to 790 using Happi — and that was done with only 34 hours of studying! *Results are not guaranteed and all results will vary by individual.
One of our students improved their score from 730 to 790 using Happi — and that was done with only 34 hours of studying! *Results are not guaranteed and all results will vary by individual.
How fast will I achieve my target SAT® score with Happi?
Everyone is different. Your rate of progress depends on your starting level and how consistently and diligently you study. It's important to remember that even slow progress is better than no progress at all.
Studying with Happi is extremely simple. Let the app guide you, and it will give you the best chances of making progress. The rest — studying consistently and diligently, and taking care of yourself — that's up to you.
Studying with Happi is extremely simple. Let the app guide you, and it will give you the best chances of making progress. The rest — studying consistently and diligently, and taking care of yourself — that's up to you.
Is Happi Collegeboard approved?
Happi Learning is not officially affiliated with or endorsed by the College Board. However, all our content is carefully designed to align with the SAT format, question types, and skills tested on the exam.