A head start,
for every learner.
Personalized practice that starts where you are — and doesn't stop until each skill is mastered.
Free for every family, forever — a parent-built nonprofit funded by donations.
Start wherever you are.
Homework isn't the only door. There are three.
Snap a page
Tonight's homework, a problem set, a textbook — photograph it and practice what it teaches.
Pick any topic
Fractions, statistics, Spanish, public speaking — AI builds the skill tree and starts you practicing.
Paste a job posting
LeftStart finds the skills the role asks for and builds practice until you walk into the interview ready.
Real screens from the real app — it grows up with the learner.
Snap. Spot. Power up.
- 1. Start — a photo, a topic, or a job posting.
- 2. Spot — AI finds the exact skills to practice.
- 3. Power up — short, encouraging practice until each skill is truly mastered.
Made for every age
The whole app changes with the learner — look, tone, and content.
K-8 kids
Homework becomes a power-up — playful, read-aloud, never discouraging.
More →High schoolers
Real SAT/ACT practice with real formats. $0.
More →College & grad school
Office hours that never close — drill the exact skills your course is testing.
More →Working adults
Get the job you want — not just the one you're qualified for.
More →
7×
That's how much more the highest-income families spend on their kids' learning outside school.
We exist to close that gap.
Our mission →“It started with a dad going back to relearn statistics — and ended up as the tutor his own kids use every school night.”A parent built this →