PDF Secure vs Coden
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!
Coden
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Coden is a beautifully simple password generator. Generate strong, cryptographically secure passwords in one click — and never compromise on privacy. No accounts. No cloud. No subscriptions. Pay once, use forever. THREE WAYS TO GENERATE – Symbols — classic random passwords with full control over length, numbers, symbols, and uppercase letters. – Words — memorable passphrases built from real words, with custom separators and optional numbers. – Bulk — generate up to 500 passwords at once and copy any of them with a single click. BUILT FOR IPHONE – Native SwiftUI app, fast and lightweight. – Generate a password in one tap. – Recent history kept locally on your device. – Live strength indicator: from Weak to Fortress. – Customize separators, length, character sets, and more. PRIVACY BY DEFAULT Coden generates passwords entirely using Apple's cryptographically secure random number generator. Nothing is ever sent over the network. Nothing is ever stored beyond your current session. There is no account to create, no sync to configure, no telemetry running in the background. Your passwords are yours alone. PAY ONCE. USE FOREVER. No subscriptions. No hidden tiers. No "premium" features held hostage. Buy Coden once and own it — including all future updates. Coden is a one-person indie project, made with care. If you love it, leave a review — it really helps.
Screenshots
Verdict
The clearest difference is in-app purchases: PDF Secure at none against Coden's 1. PDF Secure also leads on iOS requirement (13.0 vs 16.0). Coden's advantage is update cadence (every 3 weeks vs every 9 months). On price, ads and device support 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
Both are free to download. Coden sells 1 one-off in-app purchase. PDF Secure asks for nothing beyond the download.
PDF Secure ships an update every 9 months, Coden every 3 weeks. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.
| Parameter | PDF Secure | Coden |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (383 ratings) — better | — |
| Positive reviews | 98.8% of reviews | — |
| Number of ratings | 383 — better | — |
| Update frequency | Every 9 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | iSolid apps | Aliaksei Bychkou |
In-app purchases
PDF Secure
No in-app purchases
Coden
- Coden Pro$6.99
