# RunCam Fly vs CANviewer

The clearest difference is in-app purchases: RunCam Fly at none against CANviewer's 1. RunCam Fly also leads on update cadence (every 4 days vs every 3 weeks) and device support (4 vs 1). On price and ads there is nothing between them.

Both are free to download. CANviewer sells 1 one-off in-app purchase. RunCam Fly asks for nothing beyond the download.

RunCam Fly ships an update every 4 days, CANviewer every 3 weeks. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | RunCam Fly | CANviewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Size | 35 MB | 7 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RunCam](https://appshunter.io/developer/1805716535) | [洋 刘](https://appshunter.io/developer/6775317751) |

## What reviewers say

### RunCam Fly

[App page](https://appshunter.io/ios/app/runcam-fly/id6744043570)

**In-app purchases:** none


### CANviewer

[App page](https://appshunter.io/ios/app/canviewer/id6775532457)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CAN Log Viewer Pro | $3.99 | one-time |


## Frequently asked questions

### Is RunCam Fly free?

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

### Is CANviewer free?

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

### Do RunCam Fly or CANviewer have ads?

Neither RunCam Fly nor CANviewer shows ads.

### Which is updated more often, RunCam Fly or CANviewer?

RunCam Fly ships an update every 4 days, and CANviewer every 3 weeks. Most recently, RunCam Fly was updated on October 10, 2026 and CANviewer on October 4, 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.*