# Doc Scan vs ESTA

The clearest difference is ads: ESTA at none against Doc Scan's shown. ESTA also leads on update cadence (every 4 months vs every 56 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Doc Scan ships an update every 56 months, ESTA every 4 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Doc Scan | ESTA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 56 months | **Every 4 months** |
| Size | 20 MB | 165 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aishvarya Sadasivam](https://appshunter.io/developer/1062048241) | [Gemba Systems](https://appshunter.io/developer/1829877425) |

## What reviewers say

### Doc Scan

[App page](https://appshunter.io/ios/app/doc-scan-complete/id1080185416)

**Features:** macOS Compatibility

**In-app purchases:** none


### ESTA

[App page](https://appshunter.io/ios/app/esta-navigation-and-tracking/id6749464545)

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

**In-app purchases:** none


## Frequently asked questions

### Is Doc Scan free?

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

### Is ESTA free?

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

### Do Doc Scan or ESTA have ads?

Doc Scan shows ads; ESTA does not.

### Which is updated more often, Doc Scan or ESTA?

Doc Scan ships an update every 56 months, and ESTA every 4 months. Most recently, Doc Scan was updated on October 26, 2026 and ESTA on October 30, 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.*