SeaView Mobile vs TideSync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SeaView Mobile
Access detailed oceanographic and weather data for improved fishing strategies. Get cloud-free sea surface temperature, chlorophyll imagery, ocean currents, and more, updated frequently. Use the app online or offline to save time and fuel.
- Cloud-free sea surface temperature imagery
- High-resolution chlorophyll imagery
- Ocean current data
- Sea surface height anomaly
- Offline viewing and navigation
- Customizable image enhancement
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The pioneer in satellite oceanography, Ocean Imaging has been providing oceanographic and weather information to fishers and scientific researchers since 1983. Now our powerful worldwide SeaView fish finding service has gone mobile! The SeaView Mobile paid subscription delivers ready-to-use oceanographic analysis products including cloud-free sea surface temperature (SST) imagery, more single-satellite-overpass SST data than anyone, the highest resolution SST and chlorophyll imagery as well as sea surface height anomaly, ocean currents and much more! All to save you fuel, time and money while helping improve your fishing strategy right from your mobile device. Time-tested, most accurate SeaView Fishing data now at your fingertips. SeaView Mobile requires the in-app purchase of an annual subscription, BUT you can test it for FREE for 7 days! Download SeaView Mobile, sign up for the 7-day FREE trial and you can cancel any time within the first 7 days without obligation. Subscription details can be found below. Once you get started you can browse, download and view the latest information faster than any other service. Some SeaView Mobile images posts as fast as 60 minutes from the satellite data acquisition! Use the app both online and offline to view and navigate with the most frequent and accurate data available. SeaView includes: - High resolution (1100 meter) single-satellite-pass sea surface temperature (SST) data - updated 4-12 times per - Super High Resolution (750 meter) SST imagery – updated 1-2 times per day - Composite SST imagery to help reduce cloud contamination - updated daily - Two types of cloud-free SST imagery - updated daily - High resolution (1100 meter) single-satellite-pass plankton chlorophyll) imagery - updated daily from two different satellites - Super high resolution (750 meter) chlorophyll imagery – updated daily - Composite chlorophyll imagery to help reduce cloud contamination - updated daily - U.S. NOAA sea surface height anomaly (SSHA) data - updated daily - U.S. Navy HYCOM model sea surface height (SSH) data - updated daily - U.S. NOAA SSHA-derived geostrophic ocean current data - updated daily - U.S. Navy HYCOM model-derived ocean current data - updated daily - High Frequency Radar-derived ocean currents – very accurate – updated daily (where available) - Ocean bottom topography (bathymetry) Powerful In-App Features: - Custom color-enhance the image data to bring out the most detail and useful information - Save image and overlay data to your device for future offline use - Precise latitude, longitude location display - See and read bathymetry either as your base layer or through semi-transparent imagery - View your current location and track your GPS location over the image data or the bathymetric base layer - Range and bearing from your GPS location - View ocean currents over the image data or the bathymetric base layer - More data and features coming soon! You may purchase an auto-renewing subscription through an In-App Purchase. • Auto-renewable subscription • 1 year NO Advertisements (US $159), 1 year WITH Advertisements (US $99) • Your subscription will be charged to your iTunes account at the conclusion of your 7 day free trial and will automatically renew annually unless auto-renew is turned off at least 24 hours before the end of the current period. • Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase • Terms of use: https://www.seaviewfishing.com/EULA.html • Privacy policy: https://www.seaviewfishing.com/PrivacyPolicy.html
TideSync
This utility tool provides precise marine data for ocean enthusiasts, including tides, weather, and solunar information. It offers offline global data and a native, interactive user experience.
- Global offline tide data
- Pro marine weather charts
- Interactive forecast charts
- Solunar timings and moon phases
- Native iOS experience
- Haptic feedback
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Sync with Nature TideSync is a pure utility tool crafted for ocean enthusiasts. Whether you are surfing, beachcombing, or sailing, we are dedicated to providing you with the most precise and fluid marine data experience. Stripping away the complexity, we utilize native iOS technologies to create a seamless interactive experience. Glide your finger across the screen to feel the rhythm of the tides. Key Features - Global Offline Data - No Internet Needed: Built-in harmonic constant database for 7,000+ major ports and stations worldwide. Accurate tide data is available anytime, anywhere, even offshore or on remote islands. Privacy First: All calculations are performed locally. Your location is used solely to find the nearest station and is never uploaded to the cloud. - Pro Marine Weather - Multi-Dimensional Charts: More than just tide heights. We provide critical data including Air Temperature, Wind Speed, Gusts, Swell, Ocean Currents, Water Temperature, UV Index, Humidity, Precipitation, Visibility, and Barometric Pressure. Dynamic Interaction: Master sea conditions with intuitive Interactive Charts. Drag the cursor to view detailed forecasts for any future moment. - Solunar Info - Precise Timings: Accurate Sunrise/Sunset and Moonrise/Moonset times. Moon Phase: Visual moon phase tracking helps you understand spring and neap tide cycles, aiding in planning your beach trips and fishing activities. - Native Experience - Ultra-Smooth: Built with native Swift for lightning-fast launch times and a lightweight footprint. Haptic Feedback: Experience physical-like vibrations when interacting with charts, thanks to our custom Haptic Feedback integration. Perfect For Surfing: Find the perfect swell window. Beachcombing: Know exactly when low tide hits to explore the intertidal zone. Sailing: Offline chart-grade data for safe navigation. Photography: Catch the golden hour and blue hour over the ocean. Download TideSync today and sync with the pulse of the ocean.
Screenshots
Verdict
The clearest difference is in-app purchases: TideSync at none against SeaView Mobile's 2. TideSync also leads on update cadence (every 3 weeks vs every 2 months). SeaView Mobile's advantage is iOS requirement (12.0 vs 26.2). On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. SeaView Mobile sells 2 in-app purchases, starting at $99.00 per year. TideSync asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for SeaView Mobile against 5.0 for TideSync. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
SeaView Mobile ships an update every 2 months, TideSync every 3 weeks. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.
| Parameter | SeaView Mobile | TideSync |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 94 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | AToll Ventures, Inc | Xinyu Hong |
Customer experience
SeaView Mobile
TideSync
In-app purchases
SeaView Mobile
- SeaView Standard7 Days trial$99.001 Year
- SeaView Premium7 Days trial$159.001 Year
TideSync
No in-app purchases









