# TideIn vs TideSync

The clearest difference is in-app purchases: TideSync at none against TideIn's 2. TideIn's advantage is iOS requirement (11.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TideIn sells 2 in-app purchases, starting at $1.99 per month. TideSync asks for nothing beyond the download.

TideIn ships an update fortnightly, TideSync every 3 weeks. The most recent releases landed on November 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | TideIn | TideSync |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free |
| Size | 45 MB | 17 MB |
| Requires iOS | **11.0** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Ajay Shukla](https://appshunter.io/developer/1435613197) | [Xinyu Hong](https://appshunter.io/developer/1883449097) |

## What reviewers say

### TideIn

[App page](https://appshunter.io/ios/app/tidein/id1662805792)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $9.99 | 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 TideIn free?

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

### Is TideSync free?

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

### Do TideIn or TideSync have ads?

Neither TideIn nor TideSync shows ads.

### Which is updated more often, TideIn or TideSync?

TideIn ships an update fortnightly, and TideSync every 3 weeks. Most recently, TideIn was updated on November 3, 2026 and TideSync on October 17, 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.*