# Light PDF vs LightDocs Compress PDF, Photos

The clearest difference is in-app purchases: Light PDF at none against LightDocs Compress PDF, Photos's 1. Light PDF also leads on update cadence (every 5 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LightDocs Compress PDF, Photos sells 1 one-off in-app purchase. Light PDF asks for nothing beyond the download.

Light PDF ships an update every 5 days, LightDocs Compress PDF, Photos every 5 weeks. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Light PDF | LightDocs Compress PDF, Photos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Size | 33 MB | 79 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [其达 林](https://appshunter.io/developer/1781276360) | [EL AANOUNI Lahoussaine](https://appshunter.io/developer/1721707023) |

## 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


### LightDocs Compress PDF, Photos

[App page](https://appshunter.io/ios/app/lightdocs-compress-pdf-photos/id6800190012)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LightDocs Premium | $4.99 | one-time |


## Frequently asked questions

### Is Light PDF free?

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

### Is LightDocs Compress PDF, Photos free?

LightDocs Compress PDF, Photos is free to download, with in-app purchases available.

### Do Light PDF or LightDocs Compress PDF, Photos have ads?

Both Light PDF and LightDocs Compress PDF, Photos show ads.

### Which is updated more often, Light PDF or LightDocs Compress PDF, Photos?

Light PDF ships an update every 5 days, and LightDocs Compress PDF, Photos every 5 weeks. Most recently, Light PDF was updated on October 2, 2026 and LightDocs Compress PDF, Photos on October 8, 2026.

---

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