All Tools
201 tools and counting
Savings Goal Calculator
Find out how much to save each month to hit your target.
Use Tool → SEO ToolsSERP Snippet Preview
Preview how your page will look in Google search results.
Use Tool → Unit ConvertersShoe Size Converter
Convert US shoe sizes to UK, EU, and centimeters.
Use Tool → Finance ToolsSimple Interest Calculator
Calculate simple interest and total amount for a given principal, rate, and time.
Use Tool → Health & Fitness ToolsSleep Cycle Calculator
Find the best times to wake up or fall asleep based on 90-minute sleep cycles.
Use Tool → Social Media ToolsSocial Media Character Counter
Check your post length against X, Instagram, Facebook, LinkedIn, and TikTok limits.
Use Tool → Unit ConvertersSpeed Converter
Convert between m/s, km/h, mph, and knots.
Use Tool → Math & CalculatorsStandard Deviation Calculator
Calculate mean, variance, and standard deviation for a data set.
Use Tool → Finance ToolsTip Calculator
Calculate tip amount, total bill, and per-person split.
Use Tool → Color & Design ToolsTriadic Color Generator
Generate a balanced 3-color triadic palette from any base color.
Use Tool → Developer ToolsUser Agent Parser
Parse a user agent string into browser, OS, and device info.
Use Tool → Unit ConvertersArea Converter
Convert between square meters, square feet, acres, and hectares.
Use Tool → Unit ConvertersBandwidth Converter
Convert between bits per second and bytes per second.
Use Tool → Social Media ToolsBest Time to Post Calculator
General engagement-window guidance by platform.
Use Tool → Math & CalculatorsBinary Calculator
Add, subtract, multiply, or divide two binary numbers.
Use Tool → Health & Fitness ToolsBlood Alcohol Content (BAC) Estimator
A rough educational estimate of blood alcohol content using the Widmark formula.
Use Tool →Fast & Easy
Our tools are built for speed and simplicity. Get results in seconds.
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All our tools are 100% free to use. No hidden charges, ever.
🔥 Popular Tools
View all tools →Merge PDF
Combine multiple PDF files into a single document.
Use Tool → Text ToolsWord Counter
Count words, characters, sentences, and paragraphs instantly.
Use Tool → Finance ToolsInvoice Generator
Create a printable invoice or quotation with a live preview, itemised costs, any currency and tax worked out for you.
Use Tool → Text ToolsJSON Formatter
Format, validate, and beautify JSON data instantly.
Use Tool → Image ToolsBulk Image Compressor
Compress up to 20 images at once and download them all in one ZIP.
Use Tool → PDF ToolsPDF to Word Converter
Convert PDFs to editable Word with OCR and layout preservation
Use Tool → PDF ToolsSplit PDF
Extract a specific page range from a PDF into a new file.
Use Tool → Fun ToolsSurpriseQR
Create a time-locked surprise with a photo, video, or message, and share it as a QR code.
Use Tool → Health & Fitness ToolsSleep Calculator
Find the best time to go to bed or wake up, based on 90-minute sleep cycles.
Use Tool → Image ToolsImage Editor
Crop, rotate, adjust, watermark and cut out - all in one, in your browser.
Use Tool →Google Gemini 4 Argon: New AI Model for Coding, Research and Complex Tasks
Google's Gemini 4 Argon is presented as an advanced AI model designed to assist with complex coding, scientific research, cybersecurity, legal work and financial analysis. Its capabilities highlight the growing role of AI in automating multi-step tasks and improving professional productivity.
Read article →Latest from the blog
View all posts →Skip the Prompt: Why a Tool Sometimes Beats Asking AI
For small, well-defined tasks the prompt is the slow part. Where a single-purpose tool wins, and where describing what you want is genuinely worth it.
Tool Tips & GuidesThe Hidden Water Cost of Every AI Prompt
Why answering a prompt uses water, what the research actually says about how much, and where a lightweight tool genuinely helps.
Tool Tips & GuidesWhat Is a Readability Score, and Should You Chase One?
The score counts syllables and sentence length rather than clarity. What it genuinely catches, and the three things it cannot see.