Free online tools
ToolNova
Free Online Tools for Text, Calculators, Developers, and Everyday Tasks.
Use fast, lightweight browser-based utilities for writing, formatting, calculating, and converting common data. ToolNova is built for global users who need practical tools without logins, installs, or unnecessary friction.
Popular free tools
Start with one of the first 20 tools, grouped by common search intent and everyday use.
Text Tools
Word Counter
Count words, characters, sentences, paragraphs, and estimated reading time instantly.
Open toolCharacter Counter
Count characters, spaces, characters without spaces, and lines in real time.
Open toolCase Converter
Convert text to uppercase, lowercase, title case, sentence case, kebab-case, snake_case, and camelCase.
Open toolRemove Spaces
Clean text by trimming whitespace, collapsing repeated spaces, and removing empty lines.
Open toolImage Tools
Image Compressor
Compress JPG, PNG, or WebP images in your browser and download a smaller file.
Open toolImage to 50KB
Compress an image toward a 50KB target for forms, documents, and upload limits.
Open toolImage to 100KB
Compress images toward a 100KB target without uploading them to a server.
Open toolImage to 200KB
Reduce an image file toward 200KB for web pages, forms, and sharing.
Open toolImage Resizer
Resize images by width and height in your browser, with optional aspect ratio locking.
Open toolResize 300x300
Resize an image to 300x300 pixels for profile pictures, thumbnails, and square uploads.
Open toolResize 512x512
Resize an image to 512x512 pixels for icons, avatars, and app assets.
Open toolPNG to JPG
Convert PNG images to JPG locally in your browser.
Open toolJPG to PNG
Convert JPG images to PNG locally in your browser.
Open toolWebP to PNG
Convert WebP images to PNG in your browser for compatibility and editing.
Open toolCalculator Tools
Percentage Calculator
Calculate percentages, percent of a number, and percentage increase or decrease.
Open toolAge Calculator
Calculate age in years, months, and days, plus days until the next birthday.
Open toolBMI Calculator
Calculate BMI with metric or imperial units and view a basic BMI category.
Open tool