Slate: Dive Logbook
Professional Dive Logbook
Only for iPhone
Free · In‑App Purchases
iPhone
Every dive tells a story. Slate keeps the record. Import from any dive computer, log every detail, track your career, and export freely. Subscribe or buy once for Pro.
Every dive tells a story. Slate keeps the record.
Slate is a professional dive logbook for iPhone. Log dives manually, import wirelessly from your dive computer, track your career stats, and export your data whenever you want. Your logbook, your device, your data.
DIVE LOGGING
- Manual entry: depth, duration, temperature, gas mix, gear, buddy, rating, GPS coordinates, and notes
- Air, nitrox, and trimix gas logging with full mix details
- Gear configuration tracking per dive
- GPS-tagged dive sites
- Star rating and personal notes
DIVE COMPUTER IMPORT
- Wireless Bluetooth import from Shearwater, Suunto, Mares, Oceanic, and more
- UDDF file import for any computer that exports the format
- Depth profile data preserved from each download
- Incremental sync: only new dives are transferred
- Multi-computer support: one logbook, every computer you own
CAREER DASHBOARD
- Total dives, total bottom time, deepest dive, career milestones
- Personal bests across your entire logbook
- Dive frequency heatmap
- Depth and temperature trend charts over time
- On-device analysis surfaces patterns across your dives (iPhone 15 Pro and later)
SEARCH AND EXPORT
- Full-text search across your entire logbook: sites, buddies, notes, gear
- CSV and UDDF export, always free, no restrictions
- Backup and restore your complete logbook
LOCAL-FIRST DESIGN
- No account required. No cloud dependency. No server storing your dives.
- Your data stays on your device. Period.
- iCloud backup compatible for device migration
- Works offline at any dive site
FREEMIUM DONE RIGHT
- Log every dive for free. No dive limit, no trial period.
- Slate Premium unlocks career analytics, trends, on-device analysis, and advanced features.
- Slate Premium (Annual): $29.99/year, auto-renewing.
- Slate Premium (Lifetime): $79.99, one-time purchase.
- No ads. No data collection. No account wall.
APPLE HEALTH INTEGRATION
- Imports underwater depth and water temperature data from Apple Watch dive sessions via Apple Health.
- Read-only: Slate does not write data to Apple Health.
Slate is agency-neutral. Whether you trained with PADI, SSI, TDI, NAUI, GUE, BSAC, or CMAS, your logbook works the same way.
Available in English, Spanish, French, German, Japanese, and Italian.
Privacy Policy: https://toolsfordivers.com/privacy
Terms of Use: https://toolsfordivers.com/terms/
EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
A Tools for Divers, LLC product.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Slate 1.0.1 -- now in six languages.
New in this update:
- Added German, Japanese, and Italian localization
- Improved dive time terminology across all languages
- Fixed translation inconsistencies in French and Spanish
- Better dark mode consistency across the app
Your logbook. Your device. Your data.
The developer, Tools for Divers, LLC, 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Tools for Divers, LLC
- Size
- 16.3 MB
- Category
- Utilities
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later.
- iPhone
- Languages
English and 5 more
- English, French, German, Italian, Japanese, Spanish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Slate Premium Annual $29.99
- Slate Premium Lifetime $79.99
- Copyright
- © 2026 Tools for Divers, LLC