# Light PDF vs Lens

The clearest difference is in-app purchases: Light PDF at none against Lens's 13. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lens sells 11 in-app purchases, starting at $4.99 per 7 days. Light PDF asks for nothing beyond the download.

Light PDF ships an update every 5 days, Lens weekly. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Light PDF | Lens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (850 ratings)](https://appshunter.io/ios/app/lens-pdf-scanner-and-editor/id6748945355/reviews)** |
| Number of ratings | — | **850** |
| Positive reviews | — | 19.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | — | Freemium |
| Size | 33 MB | 244 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [其达 林](https://appshunter.io/developer/1781276360) | [Colleen Williamson](https://appshunter.io/developer/1828167740) |

## What reviewers say

### Light PDF

[App page](https://appshunter.io/ios/app/light-pdf-lite-pdf-reader/id6739862474)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lens

[App page](https://appshunter.io/ios/app/lens-pdf-scanner-and-editor/id6748945355)

Transform paper documents into high-quality PDFs with smart scanning and OCR. Edit scanned files by adding notes, highlighting, or making corrections. Organize documents with folders and export them as PDFs or images.

**Highlights:** Scan documents to PDF, Smart border detection, Image quality enhancement, OCR text extraction, Edit PDFs, Organize with folders, Combine pages

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly | $4.99 | per 7 days |
| Week-Trial | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Weekly | $5.99 | per 7 days |
| Weekly | $5.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $19.99 | per year |
| Yearly | $39.99 | per year |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Light PDF free?

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

### Is Lens free?

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

### Do Light PDF or Lens have ads?

Both Light PDF and Lens show ads.

### Which is updated more often, Light PDF or Lens?

Light PDF ships an update every 5 days, and Lens weekly. Most recently, Light PDF was updated on October 18, 2026 and Lens on October 20, 2026.

---

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