GutMark: Poop Tracker
Private Bowel & Stool Log
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Quickly log your bowel movements with clean 3D Bristol scale tiles. Private, local-first stool journal with zero accounts, no tracking, and doctor-ready PDF export.
GutMark is a fast, beautiful, and completely private stool journal and bowel tracker designed for clarity and peace of mind.
Whether you are managing IBS, Crohn's, ulcerative colitis, recovery, or simply keeping tabs on digestive regularity, GutMark lets you record bowel movements in under three seconds without navigating intrusive ads, forced account creation, or cloud data tracking.
EFFORTLESS LOGGING
• Tactile 3D Bristol Stool Scale tiles (Types 1 through 7)
• Multi-select support for mixed or complex movements
• Live "Time Since Last" counter to maintain healthy cadence
• Optional quick tags: Urgency, Discomfort, Quantity, Stool Color, Duration, and Notes
CALENDAR & DIGESTIVE TRENDS
• Visual monthly calendar showing daily frequency at a glance
• Tap any date to review, edit, or remove past entries
• Weekly and daily pattern charts
• Instant insights: average daily frequency and dominant Bristol types
PRIVACY BY DESIGN
• 100% on-device storage: your health observations never leave your iPhone
• No accounts, usernames, or passwords required
• Zero third-party analytics, ads, or tracking SDKs
• Optional Face ID and Passcode lock for total personal privacy
GUTMARK PRO — ONE-TIME LIFETIME UNLOCK
• Export clean PDF reports with customized date ranges for clinical appointments
• CSV data export for personal analysis
• Private iCloud Sync across your iPhone and iPad via your Apple Account
• Lock Screen, Home Screen, and iOS 18 Control Center widgets
• Extended trend history (90-day, 1-year, and all-time)
• Additional tracking tags: Stool Color, Quantity, and Duration
• A single lifetime purchase—no recurring subscriptions
MEDICAL DISCLAIMER
GutMark records observations you enter. It does not diagnose, treat, cure, or prevent any disease or medical condition. Consult a qualified physician or healthcare provider regarding any health concerns.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Asharaf Ali, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Asharaf Ali
- Size
- 3 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- GutMark Pro $8.99
- Copyright
- © 2026 OrbonTech