# XTide vs NOAA Tide Chart & Tables

The clearest difference is review sentiment: XTide at 100% against NOAA Tide Chart & Tables's 36%. XTide also leads on rating (4.7 vs 4.0) and in-app purchases (none vs 5). NOAA Tide Chart & Tables's advantage is update cadence (weekly vs every 3 months) and ratings volume (92 vs 3). On price and device support there is nothing between them.

Both are free to download. NOAA Tide Chart & Tables sells 5 in-app purchases, starting at $2.99 per 7 days. XTide asks for nothing beyond the download.

XTide holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: NOAA Tide Chart & Tables has 92 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of XTide's written reviews are positive against 36% of NOAA Tide Chart & Tables's.

XTide ships an update every 3 months, NOAA Tide Chart & Tables weekly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | XTide | NOAA Tide Chart & Tables |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/xtide/id1191127595/reviews)** | [4.0 (92 ratings)](https://appshunter.io/ios/app/noaa-tide-chart-and-tables/id1269561948/reviews) |
| Number of ratings | 3 | **92** |
| Positive reviews | **100.0% of reviews** | 36.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 184 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Lee Ann Rucker](https://appshunter.io/developer/1170393976) | [NextStack LLC](https://appshunter.io/developer/1063341649) |

## What reviewers say

### XTide

[App page](https://appshunter.io/ios/app/xtide/id1191127595)

Get tide and current predictions with this app. It offers information for your favorite tide stations and is based on the open-source XTide for Unix. Note: not for navigation and accuracy depends on harmonic data.

**Highlights:** Tide and current predictions, Apple Watch app and widget, Favorite tide station information, Based on open-source XTide, Supports custom harmonics files

**In-app purchases:** none


### NOAA Tide Chart & Tables

[App page](https://appshunter.io/ios/app/noaa-tide-chart-and-tables/id1269561948)

Access comprehensive tide station information with accurate and reliable data. Plan your activities with detailed predictions for high and low tides, daily forecasts, and real-time solar data. Track tides, search by station, and customize widgets for tailored information.

**Highlights:** Detailed tidal predictions, Daily tide forecasts, Real-time solunar data, Monthly tide reports, Tide history data, Search by name or station ID, Customizable widgets

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $24.99 | per year |
| Remove Ads | $0.99 | one-time |
| Lifetime Access | $149.00 | one-time |


## Frequently asked questions

### Is XTide free?

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

### Is NOAA Tide Chart & Tables free?

NOAA Tide Chart & Tables is free to download, with in-app purchases available.

### Which has better reviews, XTide or NOAA Tide Chart & Tables?

XTide is rated higher. XTide averages 4.7 out of 5 from 3 ratings, while NOAA Tide Chart & Tables averages 4.0 from 92 ratings.

### Do XTide or NOAA Tide Chart & Tables have ads?

NOAA Tide Chart & Tables shows ads; XTide does not.

### Which is updated more often, XTide or NOAA Tide Chart & Tables?

XTide ships an update every 3 months, and NOAA Tide Chart & Tables weekly. Most recently, XTide was updated on October 24, 2026 and NOAA Tide Chart & Tables on October 26, 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.*