Compare the Top Free Data Security Software as of October 2025

What is Free Data Security Software?

Data security software is designed to protect sensitive data from unauthorized access, theft, or corruption. It includes a variety of tools and features such as encryption, access control, data masking, and backup and recovery to ensure that data remains secure at rest, in transit, and during processing. These solutions help organizations comply with data protection regulations, such as GDPR and HIPAA, by safeguarding personal, financial, and business data. Data security software often integrates with other IT security systems to provide comprehensive protection against cyberattacks, insider threats, and data breaches, ensuring that critical information remains protected. Compare and read user reviews of the best Free Data Security software currently available using the table below. This list is updated regularly.

  • 1
    Prey

    Prey

    Prey

    Prey is a cross-platform Device Tracking & Security tool to stay in control of remote assets. Mobile device tracking, management, and data protection available for laptops, tablets and mobiles. It offers a range of services for both personal and corporate use. The software and service are developed by the Chilean company Prey Inc., successor of the funding company Fork Ltd. Prey started in 2009 as a small tech company with a sole purpose: helping people keep track of their devices. 13 years later, our service evolved into a trusted multi-tool for both people and businesses. It's a service that protects over 8 million devices and their data every day, all around the world. We are experts at tracking, protecting and managing your work and play tech tools. And a proud team of people willing to support you.
    Starting Price: $1.2 per month
  • 2
    1LimX

    1LimX

    1LimX

    1LimX - Offline cross-platform secure files, passwords, information manager Secure data with your own master password, master key with Google-chosen technology all offline Easy to use, minimal design, gigabytes of data encryption in seconds Customizable, multi data types: text, rich text, file, image, date, time, multifactor authentication,... supported. Cross-platform: available now on iOS, Android, MacOS, Windows, Linux. Turn all data, files into 1 single sharable encrypted backup file, dark mode, autofill.
    Starting Price: $9.99
  • 3
    Azure Information Protection
    Control and help secure email, documents, and sensitive data that you share outside your company. From easy classification to embedded labels and permissions, enhance data protection at all times with Azure Information Protection—no matter where it’s stored or who it’s shared with. Configure policies to classify, label, and protect data based on its sensitivity. Classification with Azure Information Protection is fully automatic, driven by users, or based on recommendation. Add classification and protection information for persistent protection that follows your data—ensuring it remains protected regardless of where it’s stored or who it’s shared with. Track activities on shared data and revoke access if necessary. Your IT team can use powerful logging and reporting to monitor, analyze, and reason over data. Share data safely with coworkers as well as your customers and partners. Define who can access data and what they can do with it.
  • Previous
  • You're on page 1
  • Next