Blog
Guides and how-tos for getting the most out of every ByteTools utility.
How to Extract Specific Pages From a PDF Online
Pull selected pages out of a PDF into a new document. Type pages or ranges like 2,4,6-9 and download instantly — private, in-browser and free.
How to Calculate Your Loan EMI and Total Interest
See how to calculate your monthly EMI for home, car or personal loans, read an amortization schedule, and cut total interest with a free browser tool.
How to Calculate Distance Between Two GPS Coordinates
Calculate the great-circle distance and bearing between two coordinates with the Haversine formula in km, miles and nautical miles — free and private.
How to Calculate Discounts and Stacked Offers
Work out any sale price and the real amount saved, and learn why 40% off plus an extra 10% is not 50% off, with a free stacked-discount calculator.
How to Delete Pages From a PDF Without Acrobat
Remove unwanted pages from a PDF by typing numbers or ranges like 1,3,5-8. Free, private in-browser page remover with no upload and no watermark.
How to Calculate the Days Between Two Dates
Find the exact difference between two dates in years, months and days, plus total days, weeks and hours. Free, private, and runs in your browser.
How to Minify CSS Online and Cut Stylesheet Size
Minify CSS online to remove comments and whitespace, drop trailing semicolons, and shorten hex colors — see exact bytes saved. Free, private, in your browser.
Ship Production-Ready CSS Gradients With a Fallback Color
Generate copy-paste CSS gradients that include a solid fallback color and load from a preset gallery, all client-side and free.
How to Beautify Minified CSS Online in One Click
Beautify CSS online with one declaration per line, tidy indentation, and proper nesting for @media and @supports — free, private, and entirely in your browser.
How to Make CSS Clip-Path Shapes Without Coordinates
Create triangles, hexagons, arrows, circles and custom polygons with a free CSS clip-path generator. Drag point sliders, preview live, and copy the code.
How to Build Realistic Layered CSS Box Shadows
Design soft, realistic CSS box shadows with a free visual generator. Stack multiple layers, tune blur and spread, preview live, and copy the code.
How to Create Rounded Corners and Blob Shapes in CSS
Learn how to design rounded corners and organic blob shapes visually with a free CSS border-radius generator that previews live and copies clean code.
Online Countdown Timer: Count Down to Any Date Free
Set a free online countdown timer to any date and time or a quick minutes value, with start, pause, reset and a live progress bar. No sign-up needed.
How to Convert GPS Coordinates Between DD, DMS and DDM
Convert latitude and longitude between decimal degrees, DMS and decimal minutes instantly with a free, private coordinate converter that runs in your browser.
Convert Images to WebP for Faster, Lighter Web Pages
Convert JPG, PNG and AVIF to WebP in your browser and cut file size 25–35% with no visible loss. Free batch converter, keeps transparency, nothing uploaded.
How to Make a Real favicon.ico From a PNG
Create a proper multi-size favicon.ico from a PNG or JPG in your browser. Get crisp 16, 32 and 48px icons in one valid file — free, no uploads.
Color Contrast Checker: Pass WCAG AA and AAA
Measure the contrast ratio between text and background against WCAG AA and AAA, with pass/fail badges and a live preview, all in your browser.
How to Compress Images Without Losing Quality (Free)
Learn how to compress JPG, PNG and WebP images in your browser, cut file size by up to 80%, and keep photos sharp — free, private, no uploads.
How to Get a HEX Color Code From Any Image Online
Pick colors from any photo online to get exact HEX, RGB and HSL values with one click. A free, private in-browser eyedropper for designers and developers.
Pick and Convert HEX, RGB and HSL Colors Online
Pick any color and get its HEX, RGB and HSL values with one-click copy, plus auto-generated shades and tints, in a free private browser color picker.