A serial novel for your body
Your fitness,
told as a story.
QuestFit pairs your real activity — steps, workouts, weight — with an AI-narrated serial novel that unfolds week by week. Hit your goal and the hero wins ground. Skip a week and the story takes a different turn.
Free during preview · Log your activity and weight by hand
“Vesna pressed her palm against the frostbitten stone. Three days of climbing — and only three — but the pass had finally opened to her. Below, the valley her village had given up on glittered like a coin held to candlelight. She did not turn back. Not this time.”
Pick your shelf
Choose your genre
Four worlds. Pick one — your activity shapes what happens next.
Epic Fantasy Quest
Wield swords, climb mountains, and grow in power as you log real workouts.
Sci-Fi Survival
Activity powers your base; missed days mean encroaching threats.
Mystery Serial
A noir investigation that reveals itself one chapter at a time.
Slice of Life
Grounded, character-driven; small moments of growth and connection.
Log your activity
Enter steps, workouts, and weight by hand. You stay in control of the ledger.
Hit your goal
Set weekly targets for minutes, steps, and workouts. Your performance becomes story fuel.
Read what unlocks
Daily teasers and a full chapter each week, written for you based on what you actually did.