# POLİGON TTYS vs Dr. Scan

The clearest difference is in-app purchases: POLİGON TTYS at none against Dr. Scan's 2. POLİGON TTYS also leads on iOS requirement (13.4 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Dr. Scan sells 2 in-app purchases, starting at $4.99 per 7 days. POLİGON TTYS asks for nothing beyond the download.

## The numbers

| Metric | POLİGON TTYS | Dr. Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 13 MB | 10 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Codigno Yazilim](https://appshunter.io/developer/1578852593) | [BAKI UCAN](https://appshunter.io/developer/1743570387) |

## What reviewers say

### POLİGON TTYS

[App page](https://appshunter.io/ios/app/poligon-ttys/id6535679237)

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

**In-app purchases:** none


### Dr. Scan

[App page](https://appshunter.io/ios/app/dr-scan-pdf-and-ocr-scanner/id6563139139)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $4.99 | per 7 days |
| Unlimited Access | $14.99 | per year |


## Frequently asked questions

### Is POLİGON TTYS free?

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

### Is Dr. Scan free?

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

### Do POLİGON TTYS or Dr. Scan have ads?

Neither POLİGON TTYS nor Dr. Scan shows ads.

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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.*