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Cygnatrix Tools
Fast, simple tools for PDF files, financial calculations and image processing — all running privately in your browser.
18 tools · 3 categories · no sign-up · nothing uploaded
Categories
Pick a category to see every tool in it, with descriptions, benefits and FAQs.
Merge, split, compress and convert PDF files — right in your browser.
Merge PDF · Split PDF · Compress PDF & more
Explore 5 toolsPlan loans, investments and taxes with clear, transparent calculations.
EMI Calculator · SIP Calculator · FD Calculator & more
Explore 8 toolsCompress, resize and convert JPG, PNG and WebP images privately.
Image Compressor · Image Resizer · JPG to PNG & more
Explore 5 toolsMost used
Calculate monthly EMI, total interest and total repayment.
Combine multiple PDF files into one document, in any order.
Reduce PDF file size so it is easier to email and upload.
Estimate the future value of a monthly mutual-fund SIP.
Reduce image file size while keeping the quality you want.
Convert JPG photos to lossless PNG images.
Why us
Tools load instantly and process in your browser — no upload wait, no server queue.
Files and calculations stay on your device. Nothing is uploaded or stored.
Every tool is free with no sign-up, no watermarks and no page limits.
Designed mobile-first with large touch targets and responsive results.
One clear job per tool, sensible defaults, and results you can actually read.
Works in any modern browser. Nothing to download or keep updated.
Simple
Choose from PDF tools, finance calculators or image tools — or search.
Drop in a file or type your figures. Everything runs locally in your browser.
Download the file or read the calculation instantly. Nothing is saved.
Yes. Every tool is free to use with no account, no watermark and no usage cap. The site is funded by unobtrusive advertising.
No. PDF and image tools process your files entirely in your browser using WebAssembly and the Canvas API. Your files never leave your device.
No. Nothing on the site requires sign-up. You can use every tool anonymously.
They use standard formulas and are covered by an automated test suite. Results are mathematically correct for your inputs, though real financial products can differ due to fees and rounding. They are not financial advice.
Any modern browser from the last few years — Chrome, Edge, Firefox, Safari and their mobile versions — with JavaScript enabled.
Yes. The platform is built to grow. New tools and whole new categories are added regularly.