Explore with Imray vs iStreams Solent
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Explore with Imray
Access Imray's renowned cruising guides and pilot books on your mobile device. This app provides verified sailing directions, marina data, and points of interest for over 17,000 locations, all available offline. Enhance your passage planning and sailing experience with trusted, first-hand researched content.
- Offline cruising guides
- Verified pilotage information
- Marina and anchorage data
- Bookmark and filter locations
- Satellite map view
- User feedback submission
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**Explore with Imray** Cruising guides in your pocket! Carry the content from Imrayβs world-renowned library of cruising guides and pilot books in your pocket. Designed for sailors and boaters, the content in Explore with Imray is researched first hand by experienced sailors and verified by Imray. It also includes information from extensive networks of trusted local contacts and data from official hydrographic offices, organisations and institutions. Verified and trusted cruising data - Content created by leading sailing authors and clubs including the Cruising Association, Rod and Lu Heikell, the Royal Cruising Club Pilotage Foundation, Clyde Cruising Club and much more - Invaluable pilotage information and sailing directions for over 17,000 locations - Marina, harbour and anchorage descriptions and data - Contact, mooring and facilities information - Images and chartlets from the extensive Imray collection Key Features: - Offline Content: Download and access essential pilotage information and sailing directions to access whilst at sea - Verified Points of Interest: Explore trusted cruising data and discover verified points of interest along your journey - Add your Feedback: Send your updates and feedback directly from the app to the editors, for review and potential inclusion in Explore with Imray and Imrayβs printed books - Bookmark and Filter Locations: Easily bookmark locations and filter them by facilities to find what you need quickly. - Satellite View: Gain a comprehensive view of your surroundings on the satellite map background. - Access to Desktop version: Your membership allows you to also access the online desktop version. Explore with Imray offers a free trial and annual membership. Get full access with the Explore with Imray annual subscription for just Β£69.99. This 12-month auto-renewing plan ensures you stay connected to premium features all year long. Your Apple account will be charged upon confirmation of purchase. Membership subscription will automatically renew unless auto-renewal is turned off 24 hours before the current period ends in your account settings. Cancelling auto-renewal ensures access until the current payment period concludes. By using this app, you agree to the standard Apple End User License Agreement (EULA), which can be found here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/. For more information on how we handle your data, please review our Privacy Policy (https://www.imray.com/about/privacy/). We aim to guide your passage planning and sailing. Got feedback? Let us know how we can better serve you!
iStreams Solent
This app provides real-time Solent tidal stream data, displaying hourly charts and tools to measure tide set and interpolated rates. It functions offline and allows for future planning by selecting different dates.
- Real-time Solent tidal stream charts
- Offline functionality
- Tide set and rate measurement tools
- Automatic Portsmouth HW time selection
- Date selection for future planning
- Zoomable charts
- Boat position display on chart
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iStreams gives you instant access to the Solent tidal stream atlas, aligned to the current time using High Water at Portsmouthβ 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 Portsmouth High Water time. Fully offline functionality (forecast link requires a connection) No signal? No problem. All charts and tools work without internet access. As time progresses, the app switches to the next valid tidal period. Swipe forward and backward through tidal hours with ease. Select any date for future planning 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 Portsmouth 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
Screenshots
Verdict
The clearest difference is monetization model: iStreams Solent at free with in-app purchases against Explore with Imray's subscription. iStreams Solent also leads on review sentiment (33% vs 25%). Explore with Imray's advantage is iOS requirement (16.0 vs 18.2). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Explore with Imray sells 1 in-app purchase, starting at $79.99 per year and iStreams Solent sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Explore with Imray ships an update every 2 months, iStreams Solent every 3 months. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.
| Parameter | Explore with Imray | iStreams Solent |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | 33.3% of reviews β better |
| Update frequency | Every 2 months β better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases β better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 β better | 18.2 |
| Further details β not scored | ||
| Size | 94 MB | 38 MB |
| Age rating | +4 | 4+ |
| Developer | FB Imray Laurie Norie & Wilson GmbH | Navtech Software |
Customer experience
Explore with Imray
iStreams Solent
In-app purchases
Explore with Imray
- Explore Annual Membership$79.991 Year
iStreams Solent
- Unlock 'Set' tool$1.99
- Portsmouth Tides 2019$2.99
- 6 Month Subscription2 variants$2.99
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- 1 Month Subscription2 variants$2.99
- Unlock CTS tool$3.99
- 1 Year Subscription2 variants$5.99
Questions
Is Explore with Imray free?
Is iStreams Solent free?
Do Explore with Imray or iStreams Solent have ads?
Which is updated more often, Explore with Imray or iStreams Solent?
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