# PDF Secure vs Parkly.ae

The clearest difference is in-app purchases: PDF Secure at none against Parkly.ae's 1. PDF Secure also leads on ads (none vs shown) and iOS requirement (13.0 vs 18.0). Parkly.ae's advantage is update cadence (daily vs every 9 months). On price and device support there is nothing between them.

Both are free to download. Parkly.ae sells 1 one-off in-app purchase. PDF Secure asks for nothing beyond the download.

PDF Secure ships an update every 9 months, Parkly.ae daily. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PDF Secure | Parkly.ae |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (376 ratings)](https://appshunter.io/ios/app/pdf-secure/id1515466852/reviews)** | — |
| Number of ratings | **376** | — |
| Positive reviews | 98.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 17 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [iSolid apps](https://appshunter.io/developer/1215383083) | [Saif Al Muhairi](https://appshunter.io/developer/1891051611) |

## What reviewers say

### PDF Secure

[App page](https://appshunter.io/ios/app/pdf-secure/id1515466852)

Secure your PDF documents by adding password protection, ensuring they cannot be opened without authorization. You can also easily remove existing password protection from your files. This app offers a straightforward process for safeguarding your sensitive information.

**Highlights:** Password protect PDF documents, Remove PDF password protection, Cross-platform compatibility, Export to various locations, Dark mode support

**In-app purchases:** none


### Parkly.ae

[App page](https://appshunter.io/ios/app/parklyae/id6761714497)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $7.99 | one-time |


## Frequently asked questions

### Is PDF Secure free?

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

### Is Parkly.ae free?

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

### Do PDF Secure or Parkly.ae have ads?

Parkly.ae shows ads; PDF Secure does not.

### Which is updated more often, PDF Secure or Parkly.ae?

PDF Secure ships an update every 9 months, and Parkly.ae daily. Most recently, PDF Secure was updated on October 13, 2026 and Parkly.ae on October 3, 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.*