Piri Reis Marine Navigation
Marine navigation for boat and yacht owners
Piri Reis Marine Navigation is a marine navigation app for boat and yacht users, offering route planning, position tracking, bay and marina information and passage logging. Built by Kalynda Tech, it is live on iOS and Android.

Features
- Route planning on a marine chart
- Live position and passage tracking
- Bay, marina and anchorage information
- Passage log and distance calculation
- Offline support
Technology
This product is built and operated by Kalynda Teknoloji Havacılık ve Turizm Ltd. Şti. The same infrastructure is reused in client projects.
Frequently asked questions
Does Piri Reis Marine replace certified navigation equipment?
No. It is a planning and situational-awareness aid and does not replace official charts or certified marine navigation equipment.
Does it work without an internet connection?
Core navigation features are designed to work offline; layers that need current data refresh when a connection is available.
Other products
Private airport and intercity transfers across Türkiye
A complete guide to all 13 districts of Muğla, Türkiye
METAR and TAF data rendered in three dimensions
Flight tracking for flight schools and operators
VFR flight planning and GPS navigation tools
Flight logging from the wrist — a Wear OS app
Let's talk about your project
Based in Dalaman, Türkiye — working across Türkiye and remotely worldwide.

