Precision. No slop.

Sharpen your
mind.

Math sprints, trivia, and daily streaks — with a live arena on the way. Real questions, real difficulty, no AI slop.

Four ways to train.

Built for the kind of focus that gets sharper with reps.

∑

Tight, timed arithmetic that scales to your skill. Five difficulty tiers — from Easy to Insane.

Curated questions across categories. Every answer real, every distractor written with care.

⚔

Head-to-head live duels. Climb the ladder, defend your rank, prove your sharpness. In the works — coming in a future update.

★

Daily training that compounds. Synced to your account so your streak follows you everywhere.

A clean, calm tool for daily mental training.

Surgical UI. No flashing ads, no popups, no nonsense.

The Insane tier means it. The engine adapts so you stay on the edge.

No tracking. No ads. No data sold. Ever.