# TideSync vs Tide Time Checker

The clearest difference is in-app purchases: TideSync at none against Tide Time Checker's 3. Tide Time Checker's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Tide Time Checker sells 3 in-app purchases, starting at $4.99 per month. TideSync asks for nothing beyond the download.

TideSync ships an update every 3 weeks, Tide Time Checker weekly. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | TideSync | Tide Time Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tidesync/id6760349625/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 17 MB | 13 MB |
| Requires iOS | 26.2 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xinyu Hong](https://appshunter.io/developer/1883449097) | [Iancredible Ltd](https://appshunter.io/developer/908499299) |

## What reviewers say

### 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


### Tide Time Checker

[App page](https://appshunter.io/ios/app/tide-time-checker/id6778331671)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tide Checker Pro | $4.99 | per month |
| Tide Checker Pro | $29.99 | per year |
| Tide Checker Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is TideSync free?

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

### Is Tide Time Checker free?

Tide Time Checker is free to download, with in-app purchases available.

### Do TideSync or Tide Time Checker have ads?

Neither TideSync nor Tide Time Checker shows ads.

### Which is updated more often, TideSync or Tide Time Checker?

TideSync ships an update every 3 weeks, and Tide Time Checker weekly. Most recently, TideSync was updated on October 1, 2026 and Tide Time Checker on October 13, 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.*