Convert speed between km/h, mph, knots, m/s, and ft/s. Instant conversion for travel and scientific use.
Convert numbers between standard form and scientific notation (E-notation). Handles very large and very small numbers.
Convert volume between liters, mL, gallons, quarts, fl oz, and cups. Handy for cooking, science, and travel.
Bidirectional converter between vCard (VCF) and CSV formats. Perfect for importing/exporting address books between any platform or service.
Convert your entire digital library between EPUB, MOBI, and PDF in one batch. Note: This is a basic client-side conversion — complex EPUB/MOBI layouts may not render perfectly. For professional results, use a dedicated e-book tool like Calibre.
Convert seconds to hours, minutes, and seconds format. Handles large values for video durations, countdowns, and scientific use.
Speed Converter lets you convert speed between km/h, mph, knots, m/s, and ft/s. Instant conversion for travel and scientific use.. Everything runs inside your browser — nothing is uploaded to a server. It works on any device with a modern web browser.
Convert speed between km/h, mph, knots, m/s, and ft/s. Instant conversion for travel and scientific use. It's ideal for developers, designers, and anyone who needs to convert speed between km/h, mph, knots, m/s, and ft/s without installing software or sending data to external servers.
Direct text entry, file upload, or URL-based input — depending on the tool. Common file formats are supported for upload-based tools.
Yes. After the initial page load, Speed Converter runs entirely on your device with no internet connection needed. All processing is done locally.
Yes, this tool is completely free. No credit card or registration is required for standard usage.
All processing happens 100% locally in your browser. Your data is never uploaded to any server.
Yes. Once the page has loaded, the tool runs entirely offline without requiring an internet connection.
Standard tools are unlimited. Pro tools allow free daily usage with an option to upgrade.
Any modern web browser (Chrome, Firefox, Safari, Edge) on desktop or mobile. No installation needed.
Privacy Cleaner
Scans and clears browser cookies, localStorage, sessionStorage, and cached data for the current site.
Speed Test
Measures your internet connection’s download speed, upload speed, and latency by transferring real test data to geographically distributed servers.
Wheel of Names
Displays an animated spinning wheel that randomly selects one entry from a customizable list of names or options.
QR Code Generator
Renders a scannable QR code from any text or URL using a client-side Reed-Solomon encoder. Download as PNG.
Random Number Generator
Generates cryptographically secure random integers or decimals within a user-defined min-max range with optional repetition filtering.
Resume Builder
Provides a structured, form-based interface for entering work history, education, and skills, then renders a professionally formatted PDF resume.