# Flyinsono vs VisDoc

The clearest difference is iOS requirement: Flyinsono at 12.2 against VisDoc's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Flyinsono ships an update every 5 weeks, VisDoc every 3 weeks. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Flyinsono | VisDoc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 155 MB | 18 MB |
| Requires iOS | **12.2** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [VINNO Technology (Suzhou) Co., Ltd](https://appshunter.io/developer/1455825864) | [Velammal Sankaranarayanan](https://appshunter.io/developer/1710706764) |

## What reviewers say

### Flyinsono

[App page](https://appshunter.io/ios/app/flyinsono/id1501133381)

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

**In-app purchases:** none


### VisDoc

[App page](https://appshunter.io/ios/app/visdoc/id6468866718)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flyinsono free?

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

### Is VisDoc free?

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

### Do Flyinsono or VisDoc have ads?

Neither Flyinsono nor VisDoc shows ads.

### Which is updated more often, Flyinsono or VisDoc?

Flyinsono ships an update every 5 weeks, and VisDoc every 3 weeks. Most recently, Flyinsono was updated on October 17, 2026 and VisDoc on October 15, 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.*