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Privacy Policy

Last updated: May 2026

Overview

LessMB is a browser-based file compression tool. Your files are processed locally in your browser and are never uploaded to our servers. This page explains what information we collect and how we handle your data.

File Processing

All file compression happens directly in your browser using Web Workers and WebAssembly. Your images, videos, and PDFs never leave your device during the compression process. No file data is transmitted to any external server.

Information We Collect

We may collect the following types of information:

  • Usage Analytics: We use Google Analytics and Microsoft Clarity to collect anonymous usage data such as page views, session duration, and general device information. This helps us improve the service.
  • Cookies: We use essential cookies for site functionality and third-party cookies from our analytics providers.

Information We Do Not Collect

  • Your files or file contents
  • Personal identification information (unless you contact us)
  • Payment information (our service is free)

Third-Party Services

LessMB uses the following third-party services:

Data Security

Since your files are processed locally in your browser, they are protected by your device's own security measures. We do not store or have access to any files you process with LessMB.

Changes to This Policy

We may update this privacy policy from time to time. Changes will be reflected on this page with an updated revision date.

Contact

If you have questions about this privacy policy, you can reach us through our FAQ section.