Mariner Check
KEVIN M GRAVES Utilities iPhoneiPadiPod touch
Mariner Check is a free Utilities app for iPhone and iPad by KEVIN M GRAVES. Rated 5.0/5 from 1 ratings. Requires iOS 26.5. Updated September 2, 2026.
- Rating
- 5.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 4 MB
- Age 4+
- Updated
- Sep 2
- 2026 · v1.0
Screenshots
About Mariner Check
Mariner Check helps professional mariners keep important credentials organized and renewal dates visible in one convenient place. Quick glances on the app or widget to ensure your hitch goes smoothly. Track your USCG Merchant Mariner Credential, medical certificate, TWIC, TSA PreCheck, flag-state credentials, Dynamic Positioning certificate, Benzene Card, and other custom licenses, courses, or documents. Key features: • View valid, upcoming, scheduled, and expired credentials at a glance • Set a custom renewal monitoring window for each credential • Receive reminders as expiration dates approach • Track multiple medical expiration dates, including National, STCW, and Pilot dates • Schedule renewal appointments and optionally add them to your calendar • See credential status from your Home Screen widget • Sync securely across your Apple devices with iCloud • Access your information offline • Mask credential numbers for additional privacy • Store issuing authorities, identification numbers, issue dates, and notes Whether you manage one credential or an entire collection of maritime documents, Mariner Check makes it easier to stay prepared and begin renewals on time. Mariner Check is an organizational tool and does not verify legal, medical, employer, flag-state, or regulatory compliance. Always confirm requirements with the appropriate issuing authority. #Fort Schuyler
App privacy
The developer, KEVIN M GRAVES, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Mariner Check
Looking for apps like Mariner Check? Here are 6 similar apps on the App Store. The highest rated is MermAId VHF Radio (5.0/5), and all 6 are free to download.
-
MermAId VHF Radio
5.0
-
Propeller Calc
3.0
-
SeeLeveL Sync
2.5
-
Sensar Marine
5.0
-
Garmin RV Controls
2.2
-
Maritime VHF Radio Operator
1.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Mariner Check | 5.0 / 5 (1 rating) | Free | September 2, 2026 | |
| MermAId VHF Radio | 5.0 / 5 (1) | Free | Sep 24, 2026 | Compare |
| Propeller Calc | 3.0 / 5 (1) | Free | Jul 9, 2025 | Compare |
| SeeLeveL Sync | 2.5 / 5 (6) | Free | Jul 11, 2026 | Compare |
| Sensar Marine | 5.0 / 5 (4) | Free | Apr 9, 2026 | Compare |
| Garmin RV Controls | 2.2 / 5 (9) | Free | Aug 7, 2025 | Compare |
| Maritime VHF Radio Operator | 1.0 / 5 (2) | Free | Sep 11, 2024 | Compare |
Compare Mariner Check with the top alternatives: ratings, updates, ASO score and keyword gaps →