# SeaView Mobile vs TideSync

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.

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.

## The numbers

| Metric | SeaView Mobile | TideSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/seaview-mobile/id1633546151/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/tidesync/id6760349625/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Subscription | **Free** |
| Size | 94 MB | 17 MB |
| Requires iOS | **12.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AToll Ventures, Inc](https://appshunter.io/developer/1621158745) | [Xinyu Hong](https://appshunter.io/developer/1883449097) |

## What reviewers say

### SeaView Mobile

[App page](https://appshunter.io/ios/app/seaview-mobile/id1633546151)

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.

**Highlights:** Cloud-free sea surface temperature imagery, High-resolution chlorophyll imagery, Ocean current data, Sea surface height anomaly, Offline viewing and navigation, Customizable image enhancement

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SeaView Standard | $99.00 | per year |
| SeaView Premium | $159.00 | per year |


### TideSync

[App page](https://appshunter.io/ios/app/tidesync/id6760349625)

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.

**Highlights:** Global offline tide data, Pro marine weather charts, Interactive forecast charts, Solunar timings and moon phases, Native iOS experience, Haptic feedback

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SeaView Mobile free?

SeaView Mobile is free to download, with in-app purchases available.

### Is TideSync free?

TideSync is free to download, with no in-app purchases.

### Which has better reviews, SeaView Mobile or TideSync?

SeaView Mobile and TideSync are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SeaView Mobile or TideSync have ads?

Neither SeaView Mobile nor TideSync shows ads.

### Which is updated more often, SeaView Mobile or TideSync?

SeaView Mobile ships an update every 2 months, and TideSync every 3 weeks. Most recently, SeaView Mobile was updated on October 15, 2026 and TideSync on October 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*