About this app
TDL shows you exactly what surfers and beachgoers need to know: when is the next high tide, when is the next low, and how long until it happens. Covering the entire Portuguese coast from Viana do Castelo to Vila Real de Santo António, TDL delivers tide predictions based on official Instituto Hidrográfico data - the same source used in Portugal's national tide tables. Free: Next high or low tide for your current location Live countdown to the next tide Automatic "Where am I" location detection Pro - unlock once: Home Screen widgets in three sizes - next tide, countdown and tide curve at a glance (Pro) Full-day tide curve with marked peaks and troughs (Pro) Detailed height predictions for all tides of the day (Pro) Choose and save any beach on the Portuguese coast (Pro) Save favourite beaches for instant access (Pro) TDL is built for the Algarve, the Costa Vicentina, Nazaré, Peniche, Cascais, and every beach in between. No subscription. No ads. Pay once, own it forever. Predictions are for recreational use only and are not suitable for navigation. Accuracy in estuarine areas such as Faro/Olhão and Lisboa may vary. Privacy Policy + Terms & Conditions: https://tdl.asv.pt/legal.html
Latest release
What’s New
Home Screen widgets (Pro) - see the next tide, live countdown and tide curve at a glance, in three sizes. Widgets follow your selected beach.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 10, 2026 · 6:02 PM Free