# DocLens vs Folio

The clearest difference is update cadence: Folio at every 2 days against DocLens's every 10 days. DocLens's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

DocLens ships an update every 10 days, Folio every 2 days. The most recent releases landed on September 18, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | DocLens | Folio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 45 MB | 3 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [涛 刘](https://appshunter.io/developer/6785269438) | [Tom Weiss](https://appshunter.io/developer/1854536650) |

## What reviewers say

### DocLens

[App page](https://appshunter.io/ios/app/doclens-ocr/id6792431107)

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

**In-app purchases:** none


### Folio

[App page](https://appshunter.io/ios/app/folio-notes-and-pins/id6792439821)

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

**In-app purchases:** none


## Frequently asked questions

### Is DocLens free?

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

### Is Folio free?

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

### Do DocLens or Folio have ads?

Neither DocLens nor Folio shows ads.

### Which is updated more often, DocLens or Folio?

DocLens ships an update every 10 days, and Folio every 2 days. Most recently, DocLens was updated on September 18, 2026 and Folio on September 25, 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.*