# NSJ Tracker vs Pocket Sail

The clearest difference is update cadence: NSJ Tracker at every 6 days against Pocket Sail's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NSJ Tracker ships an update every 6 days, Pocket Sail every 4 weeks. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | NSJ Tracker | Pocket Sail |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 4 weeks |
| Size | 0 MB | 5 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Keita Yukinori](https://appshunter.io/developer/6783640543) | [Natsuki Matsuura](https://appshunter.io/developer/6807619035) |

## What reviewers say

### NSJ Tracker

[App page](https://appshunter.io/ios/app/nsj-tracker/id6783640541)

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

**In-app purchases:** none


### Pocket Sail

[App page](https://appshunter.io/ios/app/pocket-sail/id6807619033)

**In-app purchases:** none


## Frequently asked questions

### Is NSJ Tracker free?

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

### Is Pocket Sail free?

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

### Do NSJ Tracker or Pocket Sail have ads?

Neither NSJ Tracker nor Pocket Sail shows ads.

### Which is updated more often, NSJ Tracker or Pocket Sail?

NSJ Tracker ships an update every 6 days, and Pocket Sail every 4 weeks. Most recently, NSJ Tracker was updated on November 10, 2026 and Pocket Sail on October 31, 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.*