Find everything you need in one place: word and letter counters, unit converters, file viewers, barcode generators, and much more. Our tools are fast, simple, and completely free. Start using them now and save time!
Calculate and compare percentages. Learn the formulas used to find the answer.
Calculates the main activations of neural networks: Tangent, Sigmoid, ReLU and more.
Know the calorie consumption due to physical activity. Run, swim, sleep, watch TV, and more
Validate and calculate your SEO score. Find out where your website's ranking is failing.
Calculate checksums instantly. Enter your text and choose the algorithm: MD5 - SHA1/256/384/512 - SHA3 -256 - xxHash - CRC-32 - Adler-32
View images in Base64 format and download them in png, jpg, gif formats
View, Convert and Download Images in SVG vector format.
Free JSON string viewer
View 3D files of different formats, rotate, zoom and take screenshots
Count letters in a text and find out the density of different letters
Count words in a text and find out the density of different words
Convert between different length units such as Meters, Yards, Leagues, etc.
Convert between different weight units such as Grams, Kilos, Ounces, Drachmas, etc.
Convert between different energy units such as Joules, Calories, Watts, etc.
Convert between different units of speed measurement such as: Meters per Second, Kilometers per Hour, Miles per Hour, etc.
Convert between different volume units such as: Gallons, Liters, Tablespoons and many more.
Convert between different frequency measurement units such as: Hertz, Megahertz, Kilohertz, etc.
Convert between different data storage units such as: Byte, Kilobyte, Terabyte, etc.
Convert between different temperature units such as: Celsius, Fahrenheit, Kelvin, etc.
Transform time measurements to other units such as: Seconds, Minutes, Hours, Years, etc.
Quickly convert between different area measurements such as: Square Meter, Hectares, Bushels, Yugada, etc.
Converts between different pressure measurement units such as: Bar, Pascal, Torr, etc.
Transform power measurements between different scales such as: Watt, Kilowatt, Horsepower, etc.
Generate different barcodes: CODE128, EAN8, EAN13, CODE39, UPC. Customize backgrounds and colors.
Create color palettes and customize your combinations by choosing the base color, the number of shades and the style that inspires you the most.
Turn any image into a beautiful ASCII Art design
Convert any video to ASCII animation with minimal configuration
Create videos from your photos, add sounds and effects. Download the generated video ready to post on YouTube or social media.
Turn your photos into a professional animated GIF. Combine images, adjust timing, and add dynamic transitions.
Convert grayscale images to 3D STL models. Heightmap to STL. Convert, view, and download STL files.
Generate professional prompts with our free AI Prompt Generator. No registration required, no limits, and compatible with ChatGPT, Gemini, Claude, and more
Scan barcodes directly from the camera or upload an image. Supported codes: Code 128, EAN-13, EAN-8, UPC-E, Code 39, Codabar
Extract text from any image with our OCR engine, you can click Play to hear a reading of the text
Compress and optimize any image and save it in any format you want.
Make your website load faster. Compress and optimize your CSS styles
Compress and reduce the size of your PDF files. Perfect for sharing on WhatsApp and email.