# RedDot vs SwitchPDF

The clearest difference is in-app purchases: RedDot at none against SwitchPDF's 1. RedDot also leads on update cadence (every 2 days vs every 2 weeks). SwitchPDF's advantage is iOS requirement (15.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. SwitchPDF sells 1 one-off in-app purchase. RedDot asks for nothing beyond the download.

RedDot ships an update every 2 days, SwitchPDF every 2 weeks. The most recent releases landed on October 14, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | RedDot | SwitchPDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Size | 8 MB | 14 MB |
| Requires iOS | 26.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HYEONGSEOK CHAE](https://appshunter.io/developer/1885499332) | [MBG Studio](https://appshunter.io/developer/1401126212) |

## What reviewers say

### RedDot

[App page](https://appshunter.io/ios/app/reddot-4ch-dashcam-viewer/id6761375204)

**Features:** macOS Compatibility

**In-app purchases:** none


### SwitchPDF

[App page](https://appshunter.io/ios/app/switchpdf-image-to-pdf/id6794580971)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is RedDot free?

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

### Is SwitchPDF free?

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

### Do RedDot or SwitchPDF have ads?

Both RedDot and SwitchPDF show ads.

### Which is updated more often, RedDot or SwitchPDF?

RedDot ships an update every 2 days, and SwitchPDF every 2 weeks. Most recently, RedDot was updated on October 14, 2026 and SwitchPDF on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*