All Free Online Tools
102 browser-based tools that work offline, require no signup, and never upload your files. Jump to a category:
Image Compression
Image Enhancement
Bakgrundsborttagare
Ta bort bakgrunder från bilder direkt med AI.
Bilduppskalare
Skala upp bilder 2x eller 4x med högkvalitativ interpolation.
Fotofilter
Applicera vackra filter och justeringar på dina foton.
Bildbeskärare
Beskär till valfritt bildförhållande eller form – cirkel, hjärta, stjärna, hexagon – med rotation och rätning.
Fotoeffekter
Förvandla foton till blyertsskiss, tecknad film, oljemålning, pixelkonst och mer.
Färgbytare
Ersätt valfri färg i en bild, färglägg objekt eller applicera färgsplash-effekter.
Brusborttagare
Ta bort brus från korniga foton med bilaterala, median- och icke-lokala medelfilter.
Fotorestauration
Återställ gamla foton – fixa repor, blekta färger, gulnande och färglägg svartvitt.
Objektborttagare
Radera objekt, personer, text och vattenstämplar från foton med pensel-och-fyll-inpainting.
AI Analysis
OCR Textutdragare
Extrahera text från alla bilder på flera språk.
Djupuppskattning
Generera djupkartor från 2D-bilder med AI.
Färgpalettutdragare
Extrahera dominerande färgpaletter från alla bilder.
Objektdetektering
Upptäck och märk objekt i bilder med avgränsningsramar.
Bildklassificerare
Klassificera bildinnehåll med AI-konfidenspoäng.
Bildtextgenerator
Generera beskrivande bildtexter för foton med AI.
Färgplockare
Plocka färger från din skärm eller valfri bild – HEX, RGB, HSL, CMYK, namngivna, Pantone.
Bildmetadata-visare
Visa EXIF, IPTC, XMP och GPS-data från alla foton – med en sammanfattning av integritetsrisken.
Bildjämförelse
Jämför två bilder – skjutreglage, sida vid sida, diff, lökkskinn och pixelstatistik.
File Conversion
Formatkonverterare
Konvertera bilder mellan JPEG, PNG, WebP och mer.
Bildstorleksändrare
Ändra storlek på bilder för Instagram, Twitter, LinkedIn och mer.
Bild till PDF
Konvertera en eller flera bilder till ett PDF-dokument.
Bild till SVG
Vektorisera rasterbilder till skalbar SVG med potrace-liknande spårning.
Bild till Base64
Koda bilder till Base64 / Data URI och avkoda Base64 tillbaka till bilder – direkt, i din webbläsare.
Privacy Tools
Content Creation
QR-kodgenerator
Generera och skanna QR-koder direkt i din webbläsare.
Vattenstämpelmakare
Lägg till text- eller bildvattenstämplar för att skydda dina foton.
AI-bildgenerator
Generera bilder från textprompter med AI-modeller.
Meme-generator
Skapa memes i din webbläsare – Impact-font, flerpannellayouter, kopiera eller ladda ner direkt.
GIF-makare
Skapa animerade GIF-filer från bilder, videor eller skärminspelningar – helt offline.
Fotokollagemakare
Bygg fotokollage med rutnätsmallar eller fristilslayouter – helt offline.
Favicon-generator
Generera alla favicon-storlekar + ICO-fil + webbmanifest från valfri bild, text eller emoji.
Bildannoterare
Annotera skärmdumpar – pilar, text, oskärpa, markeringar, numrerade steg, frihand. Kopiera eller ladda ner.
Passfoto-makare
Skapa godkända pass-, visum- och ID-foton för över 30 länder – med ansiktsdetektering och vit bakgrund.
Dokumentskanner
Skanna dokument med kantdetektering, perspektivkorrigering och export av flersidiga PDF-filer – 100 % privat.
ASCII-konstgenerator
Konvertera valfri bild till ASCII-textkonst – färgad, monokrom eller Unicode-blockkonst.
Spriteark-generator
Kombinera flera bilder till ett spriteark med CSS, JSON och SCSS-utdata för utvecklare.
Panorama-makare
Sy ihop foton till panoramabilder – enkel sida vid sida-sammanslagning eller smart överlappande sömnad.
Text & Code
Word Counter
Count words, characters, sentences, paragraphs, and reading time - with readability scores and keyword density.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and 10+ more formats.
Lorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, or words - with HTML and Markdown output.
UUID Generator
Generate UUID v4, v1, and v7 identifiers with batch generation, formatting, and validation.
URL Encoder / Decoder
Encode and decode URLs with percent-encoding. Parse URLs into components.
Base64 Text Encoder / Decoder
Encode text to Base64 and decode Base64 back to text. URL-safe mode available.
Text to Binary / Hex / Octal
Convert text to binary, hexadecimal, octal, and decimal - and back.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text or files.
JSON Formatter / Validator
Format, beautify, minify, and validate JSON with syntax highlighting and tree view.
Random String Generator
Generate cryptographically random strings with strength meter, batch generation, and character set controls.
Developer Tools
Unix Timestamp Converter
Convert Unix timestamps to dates, dates to timestamps, calculate date math, and find timestamp differences.
Text Diff
Compare two texts side-by-side or in unified format with line, word, and character-level highlighting.
HTML Entity Encoder / Decoder
Encode and decode HTML entities. Four encoding modes plus a searchable reference table of 100+ common entities.
CSV ↔ JSON Converter
Convert CSV to JSON and JSON to CSV instantly in your browser.
Markdown Editor
Write and preview Markdown with a live split-pane editor. Export as .md or .html.
Cron Expression Builder
Build, parse, and understand cron expressions visually with live previews and next-run times.
Regex Tester
Test, debug, and explain regular expressions with live matching and capture groups.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates with live clock and date math.
Calculators
Unit Converter
Convert between 100+ units across length, weight, temperature, area, volume, speed, data, time, pressure, and energy.
Percentage Calculator
Calculate percentages: what is X% of Y, X is what % of Y, percentage change, add/subtract percentages.
BMI Calculator
Calculate your Body Mass Index with metric or imperial units and a visual BMI scale.
Age Calculator
Calculate your exact age in years, months, days, weeks, and hours from your date of birth.
Tip Calculator
Calculate tips, split bills, and compare tip percentages at a glance.
CSS & Design
CSS Gradient Generator
Create linear, radial, and conic CSS gradients with a visual editor and presets gallery.
CSS Box Shadow Generator
Create CSS box shadows with visual controls, multiple layers, and Material Design presets.
CSS Border Radius Generator
Generate CSS border-radius with individual corner control and organic blob shapes.
Glassmorphism Generator
Create frosted glass CSS effects with backdrop blur, transparency, and customizable backgrounds.
Neumorphism Generator
Create soft UI / neumorphic CSS effects with light direction, shapes, and component presets.
CSS Text Shadow Generator
Create CSS text shadows with visual controls, multiple layers, and creative presets like neon glow, fire, and retro 3D.
Flexbox Playground
Visually explore CSS Flexbox - tweak container and item properties with a live preview and copy-ready CSS.
CSS Grid Generator
Visually build CSS Grid layouts with drag-and-drop item placement and instant CSS output.
Audio Tools
Audio Trimmer
Trim and cut audio files with waveform editor, fade effects, and multiple output formats.
Audio Converter
Convert audio between MP3, WAV, OGG, FLAC, AAC, and OPUS formats with bitrate and sample rate control.
Audio Merger
Merge multiple audio files into one with reordering, gap control, and crossfade options.
Audio Recorder
Record audio from your microphone with live waveform, pause/resume, and quality controls.
Video to Audio Extractor
Extract audio from any video file. Convert MP4, WebM, MOV to MP3, WAV, FLAC, and more.
Audio Speed Changer
Speed up or slow down audio from 0.25x to 4x with pitch preservation option.
Audio Volume Booster
Boost, reduce, or normalize audio volume with limiter protection against clipping.
Ringtone Maker
Create custom ringtones from any audio file. MP3 for Android, M4R for iPhone.
Vocal Remover
Remove vocals from songs using phase cancellation. Create karaoke and instrumental tracks.
Text to Speech
Convert text to spoken audio using your browser's built-in speech synthesis engine.
Speech to Text
Transcribe spoken words to text in real-time using your browser's speech recognition.
Audio Noise Remover
Remove background noise from audio recordings using noise reduction and high-pass filtering.
Audio Equalizer
Apply 10-band EQ with presets to shape the frequency balance of your audio.
Audio Effects
Add reverb, echo, pitch shift, distortion, chorus, and more to audio files.
Video Tools
Video Trimmer
Trim and cut video files with precise start/end controls and multiple output formats.
Video Merger
Merge multiple video files into one seamlessly.
Video Resizer
Resize, crop, and change the aspect ratio of videos for any platform.
Video Speed Changer
Speed up or slow down videos from 0.25x to 4x with audio pitch preservation.
Video Rotator
Rotate videos 90°, 180° or flip horizontally/vertically.
Video to MP4 Converter
Convert any video format to MP4 (H.264 + AAC) with quality controls.
Add Music to Video
Add background music or voiceover to any video with volume mixing controls.
Mute Video
Remove all audio from a video file instantly without re-encoding.
Video Looper
Loop a video 2x-10x or create boomerang effects.
Reverse Video
Play any video backwards with optional audio reversal.
Video Screenshot
Capture frames from any video as PNG or JPEG images.
Add Subtitles to Video
Burn SRT subtitles into video or type them manually.
Video Watermark
Add image or text watermarks to video with position and opacity controls.
Screen Recorder
Record your screen, window, or browser tab with optional microphone narration.
Webcam Recorder
Record video from your webcam with mirror mode and countdown timer.
Slideshow Maker
Create video slideshows from photos with customizable duration and transitions.
Video Filters
Apply visual filters like brightness, contrast, saturation, grayscale, and sepia to videos.