Small tools that get the job done.

Combine several PDFs into one file, in the order you choose.

Pull out single pages or page ranges into a new file.

Shrink a PDF's file size while keeping it readable.

Turn pages 90, 180 or 270 degrees and save the result.

Stamp your own text across every page, at the opacity and angle you choose.

Number every page of a PDF, as 1, Page 1 or 1 of N.

Read and rewrite a PDF's title, author, subject and keywords.

Render each page of a PDF as a PNG or JPG.

Put each PDF page on its own slide as an image — not editable text.

Wrap one or more images into a single PDF document.

Change an image's dimensions by pixels or percentage.

Cut image file size with adjustable quality.

Trim an image to a selection or a fixed aspect ratio.

Put your own text over a photo — pick the corner, size, colour and opacity.

Move between PNG, JPG and WebP formats.

Count words, characters, sentences and reading time.

Switch text between upper, lower, title, sentence, camel and snake case.

Pretty-print, minify and validate JSON.

Compare two blocks of text and highlight what changed.

Turn a link or block of text into a downloadable QR code.

Build strong random passwords with rules you set.

Compute SHA-1, SHA-256 and SHA-512 digests of text or files.

Fill in a form and download a clean PDF invoice with your logo.

Make a printable rent receipt for an HRA claim, with a signature line.

Fill in earnings and deductions and download a clean A4 payslip PDF.

Write an employment offer letter and download it on your own letterhead.

Build a weekly timetable slot by slot and print it.

Type out questions and get a printable A4 worksheet with answer space.

Fill in a name and an event, and download a bordered landscape certificate PDF.

Turn your contact details into a QR code that saves straight to a phone.

Sign with a mouse, pen or finger and download a transparent PNG.

Pick a name at random from a list, or split the list into random teams.

Crop a photo to a passport or PAN card size at 300 DPI, ready to print.

Encode and decode text or files as Base64.

Convert length, weight, temperature, speed, area and data sizes.

Work out the monthly instalment, total interest and total payment on a loan.

See what a monthly investment grows to, and how much of it is returns.

Grow a principal at a rate over time, compounded as often as you like.

Find an exact age in years, months and days, with a countdown to the next birthday.

Count the years, months, days and weeks between two dates.

Percent of a number, a share of a total, and increases or decreases by percent.