Free Online Tools
Welcome to VELNONLY. Browse specialized collections for image processing, PDF documents, text cleanup, calculations, developer utilities, SEO, security and productivity.
Tools run in your browser where possible. PDF and QR features may load a public JavaScript library from a CDN; no VELNONLY API key or backend upload is required for the tools listed.
Browse categories
Image & MediaResize and convert images and view image dimensions.
PDF & DocumentsText to PDF, images to PDF and merge PDF files.
Text & WritingClean whitespace, remove duplicate lines and find/replace.
CalculatorsPercentage, discount, BMI and date difference calculators.
Developer ToolsJSON formatter, URL encoder and Base64 converter.
SEO & WebMeta tags, URL slugs and robots.txt generator.
Security & QRUUID, SHA-256 and QR code utilities.
ProductivityPomodoro timer, checklist and Unix timestamp converter.
PDF & DocumentsText to PDF, images to PDF and merge PDF files.
Text & WritingClean whitespace, remove duplicate lines and find/replace.
CalculatorsPercentage, discount, BMI and date difference calculators.
Developer ToolsJSON formatter, URL encoder and Base64 converter.
SEO & WebMeta tags, URL slugs and robots.txt generator.
Security & QRUUID, SHA-256 and QR code utilities.
ProductivityPomodoro timer, checklist and Unix timestamp converter.
Quick access: existing tools
Word CounterCount words, characters, sentences, paragraphs and reading time.
Password GeneratorCreate random passwords with adjustable length and character choices.
Text Case ConverterConvert text to uppercase, lowercase, title case and sentence case.
Age CalculatorCalculate age in years, months and days and see the next birthday.
Password GeneratorCreate random passwords with adjustable length and character choices.
Text Case ConverterConvert text to uppercase, lowercase, title case and sentence case.
Age CalculatorCalculate age in years, months and days and see the next birthday.
How to use VELNONLY tools
Open a category, choose a tool, enter your input and follow the on-screen instructions. Copy or download the output when supported. Keep backups of important files, and verify results before using them for high-stakes decisions.