# PDF Reader Light & Simple vs ALD PDF

The clearest difference is ads: PDF Reader Light & Simple at none against ALD PDF's shown. ALD PDF's advantage is update cadence (fortnightly vs every 19 months) and iOS requirement (11.0 vs 14.0). On price, 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.

PDF Reader Light & Simple ships an update every 19 months, ALD PDF fortnightly. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | PDF Reader Light & Simple | ALD PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-reader-light-and-simple/id1563235539/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 15 MB | 8 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adaptive Channel](https://appshunter.io/developer/1200824197) | [Aido Domingues](https://appshunter.io/developer/959460436) |

## What reviewers say

### PDF Reader Light & Simple

[App page](https://appshunter.io/ios/app/pdf-reader-light-and-simple/id1563235539)

Easily read PDF files with this lightweight and fast application. It offers optimized performance for iPhones and iPads, along with bookmark management and quick navigation features. Enjoy a seamless reading experience without any advertisements.

**Highlights:** Lightweight and fast performance, Optimized for iPhone and iPad, Bookmark management, Fast and easy navigation, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


### ALD PDF

[App page](https://appshunter.io/ios/app/ald-pdf/id6476907535)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader Light & Simple free?

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

### Is ALD PDF free?

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

### Do PDF Reader Light & Simple or ALD PDF have ads?

ALD PDF shows ads; PDF Reader Light & Simple does not.

### Which is updated more often, PDF Reader Light & Simple or ALD PDF?

PDF Reader Light & Simple ships an update every 19 months, and ALD PDF fortnightly. Most recently, PDF Reader Light & Simple was updated on October 9, 2026 and ALD PDF on October 1, 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.*