mathosis

Track your habits. See your patterns. Never lose your data.

Mathosis is a free, spreadsheet-style habit tracker and routine planner. Check off your month in a familiar grid — drag across days to fill them in — and watch streaks, moods and insights build. No sign-up. Works offline. Everything stays on your device.

No account needed · installs as an app · your data never leaves your browser

• A month at a glance, like a spreadsheetHabits down the side, days across the top. Click or drag to check in — the fastest way to log a routine.
• Streaks that forgive one bad dayThe "never miss twice" rule keeps a single slip from erasing weeks of effort.
• Private by designLocal-first storage: no server, no account, no tracking. Export CSV or a full backup anytime.
• Made for students & young professionalsStudy routines, exam-prep templates, mood and sleep logs, weekly reflections and clear insights.

Mathosis works like the Google Sheets habit trackers people love — the same clean month grid — but interactive: streaks count themselves, totals update as you click, and your history turns into charts. Use it in the browser, install it as an app on your phone or laptop, and take your data with you anytime as a CSV or a full backup. Built for exam prep, gym consistency, sleep routines and everything you're trying to make automatic.

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