Free online tools.
No sign-up. Just results.

Calculators, generators, PDF tools and utilities.

Profit Margin ROI Calculator PDF to Word Compress PDF PDF to JPG
Calculators
Profit margin, ROI, break-even and more
See all 5 →
Break-Even Calculator

Find how many units or how much revenue you need to cover your costs and start making profit.
Discount Calculator

Find the sale price, savings, and effective discount for any percent-off or dollar-off deal — with optional sales tax.
Percentage Calculator

Calculate any percentage instantly — find X% of a number, percentage change, or reverse-calculate the original value.
PDF Tools
Merge, split, compress and convert PDFs — no software needed
See all 12 →
Compress PDF

Upload a PDF, choose a compression level, and get a smaller file in seconds — no sign-up required
Merge PDF

Upload multiple PDFs, drag to reorder, and download a single merged file — no sign-up required
Split PDF

Split a PDF into individual pages or extract specific page ranges. Download as a ZIP — free, no sign-up.
Generators
Invoice, NDA, cold email and more
See all 4 →
AI Prompt Generator

Turn your rough idea into a structured prompt for ChatGPT, Claude, or Gemini.
Password Generator

Generate a cryptographically secure password or passphrase instantly — no sign-up, no tracking, runs entirely in your browser
QR Code Generator

Create a custom QR code for any URL, WiFi, or contact — set colors, add your logo, and download as PNG or SVG. Free, no sign-up.
Utilities
Images, text, files and converters
See all 6 →
CSV to Excel Converter

Convert any CSV file to a formatted .xlsx spreadsheet instantly — no upload, no sign-up, works entirely in your browser
Excel to CSV Converter

Convert any Excel spreadsheet to a clean .csv file instantly — choose your sheet, pick your delimiter, runs entirely in your browser
WebP Converter

Convert JPG, PNG, GIF, and BMP images to WebP format in your browser — no upload, no sign-up required