Online Tools, Converters & Calculators

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Updated on 2025-09-15 · Free · en/fr

Free Online Tools

Fast, private, browser-based tools for time conversion, timesheets and work hours, plus file compression and more. No sign-ups. No uploads for sensitive calculations. Built for clarity and speed.

✅ Free Forever Ultra-Fast 🔒 Private Growing Library

Tip: try 45 minutes to decimal”, timesheet calculator, or “compress images”.

Time Converters & Work Calculators

Browse all time tools →

File Compression & Conversion

Open CompressTools →

Why Lekhnath.com

Clarity & Accuracy

Clear labels, helper formulas, and verified examples. Standard time rules with consistent rounding.

Private by Design

Most tools run entirely in your browser. Sensitive data stays on your device.

Performance

Core Web Vitals–oriented: minimal JS, instant results, and no layout shift.

Latest Updates

View sitemap →

Frequently Asked Questions

Are the tools free?

Yes. All tools are free to use, with no registration required.

Do my files or inputs get uploaded?

Most tools run entirely in your browser. For compression and conversions provided here, processing happens client-side.

Can I use the tools for payroll and invoicing?

Yes—many tools are designed for payroll, timesheets, and invoicing. Always verify results for compliance.

Is there a French version?

Yes. Many pages have fr-CA counterparts. Use the language toggle near the page title.

How often do you add tools?

Regularly. We’re continuously updating and expanding categories.

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