# Document Lens vs Sift

The clearest difference is iOS requirement: Document Lens at 15.0 against Sift's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Document Lens sells 1 one-off in-app purchase and Sift sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Document Lens ships an update every 10 days, Sift every 2 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Document Lens | Sift |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Size | 1 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Moacir Schierscher](https://appshunter.io/developer/1882375088) | [Anshul Jain](https://appshunter.io/developer/1823688921) |

## What reviewers say

### Document Lens

[App page](https://appshunter.io/ios/app/document-lens-ocr-scanner/id6761993811)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $0.99 | one-time |


### Sift

[App page](https://appshunter.io/ios/app/sift-pdf-scanner-and-ocr/id6792081358)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sift Pro (Weekly) | $6.99 | per 7 days |
| Sift Pro (Yearly) | $34.99 | per year |
| Sift Pro (Lifetime) | $79.99 | one-time |


## Frequently asked questions

### Is Document Lens free?

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

### Is Sift free?

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

### Do Document Lens or Sift have ads?

Neither Document Lens nor Sift shows ads.

### Which is updated more often, Document Lens or Sift?

Document Lens ships an update every 10 days, and Sift every 2 weeks. Most recently, Document Lens was updated on October 24, 2026 and Sift on October 14, 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.*