PDF Secure vs PDF Guard(Pro)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Secure
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.
- Password protect PDF documents
- Remove PDF password protection
- Cross-platform compatibility
- Export to various locations
- Dark mode support
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Protect your PDF documents with a password. The PDF won't open without the password. It works on any platform. PDF Secure also allows you to completely remove the password protection of a document. Using PDF Secure is very simple: • Select a PDF document from your files • Choose a password (ideally strong) and do not forget it • Export anywhere (Files app, any cloud drive, E-mail, AirDrop, Messages, ...) → The password will now be requested at any attempt to open the PDF (on all platforms) PDF Secure is compatible with the dark mode. And it's 100% free (no in-app purchases, no ads). NO DATA COLLECTION. Everything happens on device. Your privacy matters. Enjoy!
PDF Guard(Pro)
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PDF Guard: Your Ultimate Solution for PDF Security and Freedom. Easily lock and unlock your PDF files with precision and confidence. Take control of your document privacy and accessibility in just a few clicks. Guard your information, unlock your convenience. Developed by Anvaysoft Programmer- Hrishi Suthar Made with love in India
Screenshots
Verdict
The clearest difference is price: PDF Secure at Free against PDF Guard(Pro)'s $2.99. PDF Secure also leads on update cadence (every 9 months vs every 20 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
PDF Secure is free to download; PDF Guard(Pro) costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PDF Secure ships an update every 9 months, PDF Guard(Pro) every 20 months. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.
| Parameter | PDF Secure | PDF Guard(Pro) |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 4.9 (376 ratings) — better | — |
| Positive reviews | 98.8% of reviews | — |
| Number of ratings | 376 — better | — |
| Update frequency | Every 9 months — better | Every 20 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 1 MB | 22 MB |
| Age rating | 4+ | 17+ |
| Developer | iSolid apps | Hrishi Suthar |
In-app purchases
PDF Secure
No in-app purchases
PDF Guard(Pro)
No in-app purchases
Questions
Is PDF Secure free?
Is PDF Guard(Pro) free?
Do PDF Secure or PDF Guard(Pro) have ads?
Which is updated more often, PDF Secure or PDF Guard(Pro)?
Other comparisons
