GratisAI food diary board · pattern finder · free tier

1 · Paste the diary

intake

One line per day: 'foods — symptom' or 'foods — fine'. Include the good days.

This tool computes in your browser tab. Nothing you type is uploaded, and nothing is stored on our servers — the work stays in this tab. Redact names and identifying details before you paste anything sensitive.
This is a working tool, not professional advice. Check the important outcome with a qualified human before you rely on it.

2 · The board

ready

Printable diary — $4 one-time

Free tier: unlimited diaries, forever.

  • Printable diary sheet — blank day-lines to keep logging — estimate: ~10 min saved.
  • Saved log shelf — weeks of logs in this browser — estimate: ~15 min saved.
  • Two-week comparison — before/after one change — estimate: ~12 min saved.

Your one-time purchase stays with you on this device — no account needed, and everything remains private in your browser.

GratisAI counts which foods keep showing up on your bad days and ranks them as candidates — free.