Free online tools that respect your privacy
ToolHex is a growing collection of fast, free utilities that run entirely in your browser. No sign-up, no uploads, no waiting — your files never leave your device.
Image tools
Compress, convert and package images — batch friendly, no quality surprises.
Image Compressor
Shrink JPEG, PNG and WebP images without visible quality loss. Batch support, resize options, instant download.
LiveImage Converter
Convert between PNG, JPEG and WebP formats in seconds, one file or a whole batch at a time.
LiveImage Resizer
Resize images to exact pixels or percentage, with aspect-ratio lock and batch support.
PDF tools
Merge, split and package PDF documents — lossless, no uploads, no watermarks.
PDF Compressor
Shrink PDF file size with the real Ghostscript engine — three quality levels, no uploads.
LiveJPG to PDF
Turn one or many images into a single PDF document. Choose page size, orientation and margins.
LiveMerge PDF
Combine several PDF files into one document, in the exact order you choose. Lossless page copying.
LiveSplit PDF
Extract page ranges like 2–5, or split every page into its own PDF file.
LiveRotate PDF
Rotate all pages or a chosen range by 90°, 180° or 270°.
LiveDelete PDF Pages
Remove pages by number or range; the rest stays untouched.
Text tools
Count, clean and reshape text — for writers, students and developers.
Word Counter
Live word, character, sentence and paragraph counts with reading and speaking time.
LiveCase Converter
UPPERCASE, lowercase, Sentence case, Title Case, camelCase and more in one click.
LiveDuplicate Line Remover
Remove duplicate lines, trim whitespace, sort and filter empty lines from any list.
LiveFind & Replace
Search and replace across any amount of text, with case-sensitive, whole-word and regex modes.
LiveJSON Formatter
Validate, pretty-print and minify JSON with exact error positions.
LiveRemove Line Breaks
Join lines with a space, comma or nothing — or flatten prose while keeping paragraphs.
LiveSlug Generator
Turn titles into clean URL-friendly slugs, live as you type.
Financial calculators
Loans, interest, tax and tips — instant, transparent math with the formulas shown.
Loan Calculator
Monthly payment, total interest and a year-by-year amortization schedule.
LiveCompound Interest
Project how savings grow with regular contributions and compounding interest.
LiveVAT Calculator
Add VAT to a net price or extract the VAT from a gross price, at any rate.
LiveTip Splitter
Calculate the tip, the total and exactly what each person owes when splitting a bill.
LivePercentage Calculator
Percent of a value, what percent X is of Y, and percent change.
LiveBMI Calculator
Body mass index with metric and imperial units, and your healthy weight range.
LiveAge Calculator
Exact age in years, months and days, plus a birthday countdown.
LiveDays Between Dates
Days, weeks and months between dates — or add/subtract days from a date.
Why tools that run in your browser?
Most online utilities work by uploading your file to a server, processing it there, and sending the result back. That means your documents, photos and data pass through someone else's computer — and you have to trust what happens to them there.
ToolHex takes a different approach. Every tool on this site is built to run 100% on your own device, using the capabilities of your web browser. When you compress an image or merge a PDF here, the file is read by your browser, processed locally, and saved back to your device. Nothing is transmitted over the network, so your files stay private by design — not just by promise.
This approach has other advantages too:
- Speed. No upload or download time — processing starts instantly and finishes as fast as your device allows.
- Reliability. The tools work even on a slow or unstable connection, because no data has to travel anywhere.
- No limits. There are no daily quotas, file-size caps or accounts. Use the tools as much as you like.
- Privacy. Your files never leave your device. We couldn't see them even if we wanted to.
Bookmark this page — new tools are added regularly. If you have a suggestion for a tool we should build next, let us know.