# Stroomatlas (Interactief) — Tides & currents: NL & France > Interactive navigation app for marine current and wind data. (iPhone/iPad app by Stolk.cc.) - Source: https://appshunter.io/ios/app/stroomatlas-interactief/id6742891361 (this page in markdown: same URL + `.md`) - Developer: [Stolk.cc](https://appshunter.io/developer/313529099) - Category: Navigation - Price: $6.99 with in-app purchases - Age rating: 4+ - Requires: iOS 16.6 · 23 MB - Languages: American English, Danish, Dutch, French (France), German (Germany), Swedish - Released: 2025-03-19 - Data updated: 2026-09-02 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/stroomatlas-interactief/id6742891361/reviews.md ## What is Stroomatlas (Interactief)? Plan your voyage smartly with up-to-date current and wind data for the North Sea, the Dutch Wadden Sea and now the entire French coast. Easily view tidal currents by location, date, and time – including direction and speed. Covers the Netherlands AND the whole of France: • Netherlands – North Sea, Wadden Sea, and the Zeeland/Scheldt delta. • France – one continuous coastline from the Belgian/Dutch border all the way to the Spanish border. The full French coast (free, offline, SHOM data): • Strait of Dover / Pas-de-Calais – Calais, Dunkerque (Dunkirk) and Boulogne, connecting straight on to the Dutch coast. • English Channel (La Manche) & Normandy – the Baie de Seine (Le Havre), the Cotentin peninsula and the famous Raz Blanchard / Alderney Race off Cap de la Hague near Cherbourg (up to ~10 knots on springs, one of Europe’s strongest tidal races). • Channel Islands & the Golfe Normand-Breton – Saint-Malo, Jersey, Guernsey and Paimpol, plus North Brittany (Roscoff). • Atlantic coast / Bay of Biscay (Golfe de Gascogne) – West Brittany (the Iroise, Ouessant/Ushant, the Raz de Sein and the Rade de Brest); South Brittany; the Pertuis Charentais (La Rochelle, Île de Ré, Oléron); the Gironde estuary; and the Loire. With the interactive map and clear timeline, you’ll always have a complete overview of sea conditions – whether you’re crossing the Wadden Sea, threading the Alderney Race off Cherbourg, hopping to Jersey from Saint-Malo, or rounding Ushant in the Bay of Biscay. France data comes from SHOM (the French hydrographic office), is completely FREE (no extra purchase) and works fully offline. What you get: • Animated, arrow-based current visualisation • Wind forecasts via GRIB • Nautical chart (OpenSeaMap) • Tide tables and a departure planner • A free tide widget and an Apple Watch app • Optional departure & tide alerts (Stroomatlas Pro) New in this version: • Tidal currents for the entire French coast – the English Channel (La Manche), Normandy and the Channel Islands now join the Atlantic coast / Bay of Biscay, all added free • Channel hotspots: the Raz Blanchard / Alderney Race off Cherbourg, Saint-Malo, Jersey, Guernsey, Roscoff and Calais/Dunkerque • Data from SHOM, fully offline • Apple Watch app, home screen tide widget and Stroomatlas Pro alerts remain available ## Key features - Current and wind data for North Sea and French coast - Interactive map with animated current visualization - Tidal currents by location, date, and time - Wind forecasts via GRIB - Nautical chart (OpenSeaMap) - Departure planner and tide tables - Offline French coast data ## Pricing and in-app purchases Base price: $6.99. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Stroomatlas Pro | $4.99 | one-time | ## Frequently asked questions about Stroomatlas (Interactief) ### What regions does Stroomatlas cover? Stroomatlas covers the North Sea, the Wadden Sea, the Zeeland/Scheldt delta in the Netherlands, and the entire French coast from the Belgian border to the Spanish border. ### Is Stroomatlas available offline? Yes, the data for the entire French coast, sourced from SHOM, is completely free and works fully offline. This includes detailed information for areas like the Strait of Dover and the Bay of Biscay. ### What are the key features of Stroomatlas? Key features include animated current visualization, wind forecasts via GRIB, a nautical chart from OpenSeaMap, tide tables, and a departure planner. It also offers optional departure and tide alerts through Stroomatlas Pro. ### Does Stroomatlas have ads? Stroomatlas does not contain advertisements. As a paid application, users can enjoy an ad-free experience focused on navigation data. ### What devices is Stroomatlas compatible with? Stroomatlas is compatible with iPhone and iPad devices. It also includes a dedicated Apple Watch app for convenient access to tide information. ### How often is Stroomatlas updated? The latest version of Stroomatlas is 1.16, last updated on July 4, 2026. Updates typically bring new features and data improvements for marine navigation. ### What is the price of Stroomatlas? Stroomatlas is available for a one-time purchase of $6.99. This price grants access to all current and future features, including the extensive French coast data. ### What is the age rating for Stroomatlas? Stroomatlas has an age rating of 4+, making it suitable for a wide range of users interested in marine navigation and data. ## Version history (last 5 releases) ### 1.16 — 2026-07-04 NEW — the tide scrubber. Drag the tide curve at the bottom of the map and watch every current arrow turn, hour by hour. Tap the date to jump to any day. NEW — USA tidal streams, free. San Francisco Bay, Puget Sound, New York, the Gulf of Maine, the US Southeast and Southeast Alaska. Also new: tap any arrow for its speed and direction, a colour legend for current strength, and correct local times for every port. Fair winds! ### 1.15.0 — 2026-07-02 NEW: tidal stream arrows for the United States — free. 264 NOAA stations across San Francisco Bay, Puget Sound, New York & Long Island Sound, the Gulf of Maine, the US Southeast and Southeast Alaska. Tide times for US reference ports are shown in local time. Also in this update: - Tide graph shows data again (bug fix) - Small improvements and maintenance Fair winds! ### 1.14.0 — 2026-06-07 New in 1.14.0: tidal currents for the entire French coast — one continuous coastline from the Belgian/Dutch border to the Spanish border. Free and fully offline. • Strait of Dover / Pas-de-Calais — Calais, Dunkerque and Boulogne, joining straight on to the Dutch coast • English Channel (La Manche) & Normandy — the Baie de Seine (Le Havre), the Cotentin and the famous Raz Blanchard / Alderney Race off Cap de la Hague near Cherbourg • Channel Islands & the Golfe Normand-Breton — Saint-Malo, Jersey, Guernsey, Paimpol and North Brittany (Roscoff) • Atlantic coast / Bay of Biscay — West Brittany (mer d'Iroise, Ouessant, Raz de Sein, rade de Brest), South Brittany, the Pertuis Charentais (La Rochelle, Île de Ré, Oléron), the Gironde estuary and the Loire • Data from SHOM, the French hydrographic office • The Netherlands stays fully covered: North Sea, Wadden Sea and the Zeeland/Scheldt delta • The Apple Watch app, tide widget and departure & tide alerts (Stroomatlas Pro) remain available ### 1.13.0 — 2026-06-04 New in this version: • Departure & tide alerts — get notified automatically for high/low water and the best time to leave (Stroomatlas Pro). • Home-screen tide widget — next high & low water at a glance (free). Plus: tide data for many more departure harbors and small improvements. ### 1.12.0 — 2026-05-11 • New: Harbour Departure Times — instantly see when to leave for your voyage • Covers 85+ routes through the Wadden Sea, North Sea, Oosterschelde and Westerschelde • Auto-picks the nearest harbour based on your map centre • Tap the harbour name to switch to a different departure harbour • Times follow the date selected in the app • Based on the table from Watersportalmanak.nl ## Apps similar to Stroomatlas (Interactief) | App | Rating | Price | Category | | --- | --- | --- | --- | | [Water Map Live](https://appshunter.io/ios/app/water-map-live/id1401918195) | 4.6 (18) | Free | Navigation | | [Waterkaarten: Boat Navigation](https://appshunter.io/ios/app/waterkaarten-boat-navigation/id421372355) | 4.8 (85) | Free | Navigation | | [NL Waterlevels](https://appshunter.io/ios/app/nl-waterlevels/id1572190770) | — | Free | Navigation | | [WinGPS Marine Plus](https://appshunter.io/ios/app/wingps-marine-plus/id1533422502) | — | $89.00 | Navigation | | [DKW 1800 Series 2025](https://appshunter.io/ios/app/dkw-1800-series-2025/id6738954316) | — | $119.99 | Navigation | | [Vaarkaart Friese Meren](https://appshunter.io/ios/app/vaarkaart-friese-meren/id1528348852) | — | Free | Navigation | ## More apps by Stolk.cc - [Wall-e](https://appshunter.io/ios/app/wall-e/id597251957) - [Drift Alert](https://appshunter.io/ios/app/drift-alert/id6739963975) - [Anchor Monitor+](https://appshunter.io/ios/app/anchor-monitor-plus/id6741082618) - [WindScope,Learn Weather Charts](https://appshunter.io/ios/app/windscopelearn-weather-charts/id6744020519) - [Marine Instruments](https://appshunter.io/ios/app/marine-instruments/id6756301590) All apps by Stolk.cc: https://appshunter.io/developer/313529099 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-02.*