SafeDRM is designed to protect audio,video and PDF files intended for playback on personal computers against copying, illegal distribution and unauthorized use. The program uses high-strength encryption algorithms to protect audio, video files, and PDF files. These files can be played on multiple platforms, such as cellphone and PC.

Multi-platform: The encrypted files could be used on cellphone and PC.
File Formats: Audio, video and PDF files are supported.
High-level Encryption: With 256-bit AES encryption and advanced video encoding algorithm, more secure and reliable!
Prevent Screen Recording and Screenshots: Automatically identify various known and unknown screen recorder software. If users take a screenshot on windows, they could only get a black screen picture.
License Control: Before the users can play the video, they must enter the correct authorized account and password; Authorize students to play specified lessons, and control the expiration date.
Watermark: Set different text watermark for each user. Watermark text consists of student's name or other personal information. Static watermark and floating watermark are supported.

What’s New

Version 1.2

This time we brought new features.

1. Automatically categorize files.

App Privacy

The developer, shenzhen chaoshidai Software Co., Ltd, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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