# SailViewer vs Pocket Sail

The clearest difference is update cadence: SailViewer at every 2 weeks 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.

SailViewer ships an update every 2 weeks, Pocket Sail every 4 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SailViewer | Pocket Sail |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Size | 51 MB | 5 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Master Sailing jdoo](https://appshunter.io/developer/1680451361) | [Natsuki Matsuura](https://appshunter.io/developer/6807619035) |

## What reviewers say

### SailViewer

[App page](https://appshunter.io/ios/app/sailviewer/id6801887026)

**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 SailViewer free?

SailViewer 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 SailViewer or Pocket Sail have ads?

Neither SailViewer nor Pocket Sail shows ads.

### Which is updated more often, SailViewer or Pocket Sail?

SailViewer ships an update every 2 weeks, and Pocket Sail every 4 weeks. Most recently, SailViewer was updated on November 7, 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.*