# XTide vs PNW Current Atlas

The clearest difference is review sentiment: XTide at 100% against PNW Current Atlas's 42%. XTide also leads on rating (4.7 vs 3.5) and in-app purchases (none vs 2). PNW Current Atlas's advantage is ratings volume (33 vs 3) and iOS requirement (9.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. PNW Current Atlas sells 2 one-off in-app purchases. XTide asks for nothing beyond the download.

XTide holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: PNW Current Atlas has 33 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 42% of PNW Current Atlas's.

XTide ships an update every 3 months, PNW Current Atlas every 11 months. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | XTide | PNW Current Atlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/xtide/id1191127595/reviews)** | [3.5 (33 ratings)](https://appshunter.io/ios/app/pnw-current-atlas/id1456020312/reviews) |
| Number of ratings | 3 | **33** |
| Positive reviews | **100.0% of reviews** | 41.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 11 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 56 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lee Ann Rucker](https://appshunter.io/developer/1170393976) | [TinyOctopus, LLC](https://appshunter.io/developer/507385773) |

## 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


### PNW Current Atlas

[App page](https://appshunter.io/ios/app/pnw-current-atlas/id1456020312)

Access detailed current prediction charts for the Pacific Northwest, covering regions like the Juan de Fuca Strait and San Juan Islands. View any date or time within the current year with free yearly updates, and use the app offline.

**Highlights:** View past/future date/time predictions, Daylight savings time correction, Jump to 'Now' prediction, Swipe/tap to move through time, Zoomable prediction details, Offline functionality, Free yearly updates

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Day Free Trial | Free | one-time |
| Current Atlas unlimited access | $19.99 | one-time |


## Frequently asked questions

### Is XTide free?

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

### Is PNW Current Atlas free?

PNW Current Atlas is free to download, with in-app purchases available.

### Which has better reviews, XTide or PNW Current Atlas?

XTide is rated higher. XTide averages 4.7 out of 5 from 3 ratings, while PNW Current Atlas averages 3.5 from 33 ratings.

### Do XTide or PNW Current Atlas have ads?

Neither XTide nor PNW Current Atlas shows ads.

### Which is updated more often, XTide or PNW Current Atlas?

XTide ships an update every 3 months, and PNW Current Atlas every 11 months. Most recently, XTide was updated on October 9, 2026 and PNW Current Atlas on October 20, 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.*