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Featured tools
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InstantImage tools
Browse all 304 tools →Image Color Palette Extractor
Sample an image and find representative dominant colors.
Open tool →InstantImage toolsImage Splitter & Grid Slicer
Split images into Instagram 3x3 grids, panoramas, or custom row and column tiles with live preview.
Open tool →InstantImage toolsPixelate Image
Apply an adjustable block-pixel effect to an image.
Open tool →InstantPDF toolsFlatten PDF Online Free
Flatten form fields and checkboxes into fixed, non-editable content locally without uploads; comments and links are removed, not burned in.
Open tool →InstantAudio & video toolsResize Video: Change Video Resolution
Change video dimensions for sharing, publishing, or smaller files.
Open tool →InstantAudio & video toolsAudio Joiner & Merger
Merge multiple audio files, songs, and voice notes into one track with custom crossfade transitions locally.
Open tool →InstantAudio & video toolsAudio Reverser
Play audio backwards, reverse selected song sections, or create reverse reverb risers with instant WAV export.
Open tool →InstantAudio & video toolsSpeed Up Audio: Audio Speed Changer
Change audio playback speed, shift musical pitch, or create nightcore effects locally with lossless WAV export.
Open tool →Text tools
View all Clean, compare, transform, and measure writing without uploads.
Text tools
Word Counter & Character Counter
Count words, characters, sentences, paragraphs, and estimated reading time.
Text toolsCase Converter
Switch text between uppercase, lowercase, title case, sentence case, and alternating case.
Text toolsLorem Ipsum Generator
Generate placeholder paragraphs, sentences, or words for layouts and prototypes.
Text toolsText Compare & Diff Checker
Compare two passages line by line and highlight what changed.
PDF tools
View all Organize, inspect, transform, and export PDFs locally in your browser.
PDF tools
Merge PDF
Combine multiple PDF files in a chosen order without uploading them.
PDF toolsSplit PDF
Separate a PDF into page groups or extract selected ranges.
PDF toolsCompress PDF — Structural Optimization
Re-save a PDF with object streams and report the real size change.
PDF toolsRotate PDF Pages
Rotate every page or a selected set by 90, 180, or 270 degrees.
Image tools
View all Resize, compress, convert, and compose images without server uploads.
Image tools
Compress Image
Reduce JPEG or WebP size with a visual quality control.
Image toolsCompress Image to Target Size
Search for a quality setting that approaches a chosen file-size limit.
Image toolsResize Image
Change image pixel dimensions while preserving or unlocking aspect ratio.
Image toolsBulk Image Resizer
Resize several images with the same width and format.
Audio & video tools
View all Inspect, trim, amplify, capture, and speak media with browser capabilities.
Audio & video tools
Video Frame Extractor
Capture a still image from a chosen point in a local video.
Audio & video toolsAudio & Video Metadata Viewer
Inspect file type, size, duration, and video dimensions locally.
Audio & video toolsAudio Volume Booster
Raise or lower decoded audio amplitude and export a WAV file.
Audio & video toolsMP3 Cutter & Audio Trimmer
Keep a selected time range from an audio file and export WAV.
Calculators
View all Everyday financial, date, health, and conversion calculations.
Calculators
Unit Converter
Convert length, weight, temperature, volume, and speed units.
CalculatorsCurrency Converter
Convert currencies with dated European Central Bank reference rates from the keyless Frankfurter API.
CalculatorsCarbon Footprint Calculator
Estimate household emissions from driving and energy with disclosed EPA factors.
CalculatorsBMI Calculator
Calculate body mass index from height and weight.
Developer tools
View all Format, inspect, encode, and generate common development data.
Developer tools
JSON Formatter & Validator
Validate, pretty-print, or minify JSON safely in your browser.
Developer toolsBase64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to text.
Developer toolsURL Encoder & Decoder
Encode or decode URL components without sending data away.
Developer toolsHash Generator (MD5, SHA256)
Generate SHA-1, SHA-256, SHA-384, SHA-512, or legacy MD5 checksums locally.
Generators
View all Create secure, random, and reusable assets in a few clicks.
Generators
Random Password Generator
Create strong random passwords with precise character controls.
GeneratorsRandom Number Generator, Dice & Coin
Generate random numbers, roll dice, or flip a coin.
GeneratorsUsername Generator
Combine words and numbers into quick username ideas.
GeneratorsBusiness Name Generator
Combine relevant words into quick brand-name directions.
Productivity tools
View all Small focused utilities for planning, timing, and device-local work.
Productivity tools
Online Notepad
Keep a private device-local note with automatic saving.
Productivity toolsTo-Do List
Track a simple checklist stored only on this device.
Productivity toolsPomodoro Timer
Run focused work and break intervals in the browser.
Productivity toolsCountdown Timer
Count down a custom number of minutes with pause and reset controls.
SEO & web tools
View all Prepare metadata and inspect on-page content with transparent rules.
SEO & web tools
Meta Tag Generator
Build title, description, canonical, and social meta tags.
SEO & web toolsKeyword Density Checker
Measure keyword use without uploading page copy.
SEO & web toolsMeta Description Length Checker
Check description length and preview its search snippet.
SEO & web toolsXML Sitemap Generator
Turn a list of page URLs into a valid XML sitemap.
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