PDF Password - Easy Encryption

Tiny 4MB & Secure Offline

Free · Designed for iPad. Not verified for macOS.

Only 4.1MB! Protect PDFs without cloud uploads. 100% local processing, completely free, and no registration required. Secure your documents instantly and offline. 【Only 4.1MB】Local PDF Password & Security Tool An ultra-lightweight, fast, and secure PDF security app designed for simple encryption and decryption. ■ Completely Free to Use No hidden costs or subscriptions. All security features are available for free (ad-supported). ■ Stunningly Light: 4.1MB It won't eat up your storage. Even with a slow connection, the download finishes in a blink. ■ Trusted "100% Local Processing" We never upload your files to external servers. Everything happens on your device, making it the safest choice for business and private documents. ■ Key Features - Set Password (Encrypt): Restrict access in just a few taps. - Remove Password (Decrypt): Save protected PDFs as new, unlocked files. - Flexible Saving: Save directly to iCloud Drive, local storage, or external folders. ■ Why Choose Us? - No Registration: Start working immediately after installation. - Works Offline: Functional in airplanes or areas with no signal.

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Updated metadata.

Version 1.2

The developer, Naoki Hayashi, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Identifiers

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Identifiers

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Naoki Hayashi
Size
  • 4.2 MB
Category
  • Utilities
Compatibility
Requires iOS 18.5 or later.
  • iPhone
    Requires iOS 18.5 or later.
  • iPad
    Requires iPadOS 18.5 or later.
  • Mac
    Requires macOS 15.5 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 2.5 or later.
Languages
English and 9 more
  • English, Arabic, French, German, Hindi, Japanese, Portuguese, Russian, Simplified Chinese, Spanish
Age Rating
4+
Copyright
  • © 2026 Nie Software.
  • Developer Website
  • Privacy Policy

    • More by Naoki Hayashi