# SailfishX vs Flying Chalk

The clearest difference is in-app purchases: Flying Chalk at none against SailfishX's 10. SailfishX's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. SailfishX sells 10 one-off in-app purchases. Flying Chalk asks for nothing beyond the download.

SailfishX ships an update every 3 weeks, Flying Chalk every 6 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SailfishX | Flying Chalk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flying-chalk/id6790717989/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 39 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [ESTAR NETWORK TECHNOLOGY CO. LIMITED](https://appshunter.io/developer/1770262133) | [Weiyanda (Shanghai) Information Technology Co., Ltd.](https://appshunter.io/developer/6773538640) |

## What reviewers say

### SailfishX

[App page](https://appshunter.io/ios/app/sailfishx-ai/id6480252850)

Experience a faster, more secure internet connection. This service offers a powerful global network for unrestricted web access, combining speed and safety.

**Highlights:** High-speed internet access, Enhanced security, Global communication network, Unrestricted web access, Reliable VPN service

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Newbie traffic package | $1.00 | one-time |
| Monthly Package | $1.99 | one-time |
| Quarterly Package | $5.99 | one-time |
| Primary traffic package | $6.00 | one-time |
| 铂金套餐-月份 | $10.00 | one-time |
| Half year package | $11.99 | one-time |
| Intermediate traffic package | $12.00 | one-time |
| Annual Package | $23.99 | one-time |
| Advanced traffic package | $25.00 | one-time |
| 铂金套餐-年份 | $100.99 | one-time |


### Flying Chalk

[App page](https://appshunter.io/ios/app/flying-chalk/id6790717989)

This app simulates the tactile experience of drawing with chalk on various surfaces. It offers realistic stroke physics, customizable boards, and tools for both educational tracing and creative drawing, all optimized for iPad and Apple Pencil.

**Highlights:** Realistic chalk stroke physics, Multiple drawing surfaces, Trace guides for step-by-step drawing, Layer support for diagrams, Color mixing and saving, Drawing library and sharing options

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

**In-app purchases:** none


## Frequently asked questions

### Is SailfishX free?

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

### Is Flying Chalk free?

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

### Do SailfishX or Flying Chalk have ads?

Neither SailfishX nor Flying Chalk shows ads.

### Which is updated more often, SailfishX or Flying Chalk?

SailfishX ships an update every 3 weeks, and Flying Chalk every 6 weeks. Most recently, SailfishX was updated on November 4, 2026 and Flying Chalk 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.*