--- title: "iStreams West Scotland - Reviews, Revenue and Downloads in United Kingdom | Apple App Store" description: "iStreams gives you instant access to the West Scotland tidal stream atlas, aligned to the current time using High Water at Dover — even when you're offline. Whether you're sailing, navigating coastal " --- # iStreams West Scotland — United Kingdom > Live and future tidal streams ![iStreams West Scotland App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/c3/17/0b/c3170bfa-8fb0-1c33-c44f-6de9be9621cd/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png) **Developer:** [Colin Porteous](https://apptail.io/developer/colin-porteous-FYG) (United Kingdom) **Category:** Navigation **Rating:** 3.0/5 (2 ratings) **Price:** Free **Bundle ID:** uk.co.navsoft.istreams.np218 **Store:** Apple App Store **Country:** United Kingdom **Version:** 3.10 (released 2026-08-12) **Original Release:** 2019-04-10 **Languages:** English, Danish, Dutch, French, German, Norwegian Bokmål **App Store Link:** [Download on Apple App Store](https://apps.apple.com/gb/app/app/id1459096280) **AppTail Page:** [https://apptail.io/app/istreams-west-scotland-VRod/united-kingdom](https://apptail.io/app/istreams-west-scotland-VRod/united-kingdom) ## iStreams West Scotland Description iStreams gives you instant access to the West Scotland tidal stream atlas, aligned to the current time using High Water at Dover — even when you're offline. Whether you're sailing, navigating coastal waters, or passage planning, iStreams helps you understand tidal flow quickly and accurately. Key Features: Real-time tidal stream charts Automatically displays the correct hourly chart based on the nearest Dover High Water time. Fully offline functionality (forecast link requires a connection) No signal? No problem. All charts and tools work without internet access. Automatic chart updates As time progresses, the app switches to the next valid tidal period. Swipe forward and backward through tidal hours with ease. Pinch to zoom and drag to explore details. Toggle between Local Time and UTC. Show boat position on the chart Navigation Tools: Interpolated Rate Calculator * Instantly calculate stream rate between neaps and springs. Tidal Set Tool (In-App Purchase) * Measure the true direction of tidal stream arrows with precision. Course to Steer (CTS) (In-App Purchase) * Calculate the correct heading to maintain your intended course. How It Works: iStreams automatically selects the nearest High Water at Dover and displays the corresponding tidal stream chart. Want to plan ahead or review earlier conditions? Simply swipe forward or backward through the tidal hours to view past or future data. Why Choose iStreams? Designed for sailors, navigators, and coastal users Fast, clear, and easy-to-use interface Accurate tidal data when you need it most ## iStreams West Scotland Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/d5/29/32/d52932b5-d17e-8cf9-5c9f-71b2d33fb8d9/pr_source.png/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1c/c0/ee/1cc0eee4-3505-f3b2-c698-be0037080fd7/streams2_1.png/1284x2778.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8d/8b/66/8d8b660d-31a7-7956-c99c-0d0b090654ba/streams.png/1284x2778.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/53/f9/2a/53f92a6f-bfb5-3d3b-1987-f38a4609dca5/rate_dover_iphone.png/1284x2778.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/dc/c1/86/dcc1862f-e61a-72ac-946b-6bf3942bfab6/set_1.png/1284x2778.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/fa/64/67/fa646795-cee2-9b11-5ada-5b58b683fc94/cts_1.png/1284x2778.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e3/76/5f/e3765f03-14ac-07d3-b44b-15dc24da57c1/utc_iphone.png/1284x2778.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/95/35/06/95350678-96f4-be43-e48f-bf95da6acdab/forecast_iPhone.png/1284x2778.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ba/59/ea/ba59ea48-ba33-7874-0c05-bc30bab95d38/zoom_dover_iphone.png/1284x2778.png) - [Screenshot 10](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/17/57/74/175774a6-ba4c-8d19-fa95-abdb4da20ed8/landscape.png/2778x1284.png) ## iStreams West Scotland Rating Breakdown in United Kingdom - 5 stars: 1 (50%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 1 (50%) ## iStreams West Scotland Reviews in United Kingdom ### *---- "Simply wrong tidal information. Dangerous" Don’t use -- oran m, 2019-07-19 [View all iStreams West Scotland reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## iStreams West Scotland In-App Purchases | Item | Price | |------|-------| | 1 Year Subscription | £3.99 | | 1 Month Subscription | £1.99 | | Unlock CTS tool | £3.99 | | Unlock Set tool | £1.99 | | 6 Month Subscription | £2.99 | | NP218 Unlock CTS tool | £3.99 | ## Apps Similar to iStreams West Scotland - [Imray Navigator](https://apptail.io/app/imray-navigator-Ksyc/united-kingdom) - [Watt And Sea](https://apptail.io/app/watt-and-sea-RlTc/united-kingdom) - [Marine Chart Symbols](https://apptail.io/app/marine-chart-symbols-Anae/united-kingdom) - [AngelNav](https://apptail.io/app/angelnav-Izdm/united-kingdom) - [Explore with Imray](https://apptail.io/app/explore-with-imray-qkEq/united-kingdom) - [eOceanic](https://apptail.io/app/eoceanic-DcJv/united-kingdom) - [EkyNavy - Segel Logbuch](https://apptail.io/app/ekynavy-segel-logbuch-WrNx/united-kingdom) - 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