Free AI Image Tools – No Upload, Offline, 100% Private
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102+
Free Tools
Zero
Uploads
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Offline Ready
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Forever
Trusted by developers, designers, and creators worldwide
Popular Tools
Image Compressor
Compress images up to 90% smaller without visible quality loss.
Background Remover
Remove backgrounds from images instantly with AI.
Image Upscaler
Upscale images 2x or 4x with high-quality interpolation.
Format Converter
Convert images between JPEG, PNG, WebP, and more.
Video Compressor
Reduce video file sizes directly in your browser.
AI Image Generator
Generate images from text prompts using AI models.
AI-Powered
Background Remover
Remove backgrounds from images instantly with AI.
Image Upscaler
Upscale images 2x or 4x with high-quality interpolation.
OCR Text Extractor
Extract text from any image in multiple languages.
Face Blur
Automatically detect and blur faces in photos.
Depth Estimation
Generate depth maps from 2D images using AI.
Color Palette Extractor
Extract dominant color palettes from any image.
Object Detection
Detect and label objects in images with bounding boxes.
Image Classifier
Classify image content with AI confidence scores.
Image Captioner
Generate descriptive captions for photos using AI.
AI Image Generator
Generate images from text prompts using AI models.
Passport Photo Maker
Make compliant passport, visa, and ID photos for 30+ countries - with face detection and white background.
Image Editing
Image Compressor
Compress images up to 90% smaller without visible quality loss.
EXIF Remover
Strip GPS, camera data, and metadata from photos.
Photo Filters
Apply beautiful filters and adjustments to your photos.
Image Crop
Crop to any aspect ratio or shape - circle, heart, star, hexagon - with rotate and straighten.
Photo Effects
Transform photos into pencil sketches, cartoons, oil paintings, pixel art, and more.
Color Changer
Replace any color in an image, recolor objects, or apply color splash effects.
Noise Remover
Denoise grainy photos with bilateral, median, and non-local means filters.
Photo Restoration
Restore old photos - fix scratches, faded colors, yellowing, and colorize black & white.
Object Remover
Erase objects, people, text, and watermarks from photos with brush-and-fill inpainting.
Conversion & Creation
Format Converter
Convert images between JPEG, PNG, WebP, and more.
Image Resizer
Resize images for Instagram, Twitter, LinkedIn, and more.
QR Code Generator
Generate and scan QR codes instantly in your browser.
Watermark Maker
Add text or image watermarks to protect your photos.
Image to PDF
Convert one or multiple images into a PDF document.
Meme Generator
Make memes in your browser - Impact font, multi-panel layouts, copy or download instantly.
GIF Maker
Create animated GIFs from images, videos, or screen recordings - fully offline.
Photo Collage Maker
Build photo collages with grid templates or freestyle layouts - fully offline.
Image to SVG
Vectorize raster images into scalable SVG with potrace-style tracing.
Color Picker
Pick colors from your screen or any image - HEX, RGB, HSL, CMYK, named, Pantone.
Favicon Generator
Generate every favicon size + ICO file + web manifest from any image, text, or emoji.
Image to Base64
Encode images to Base64 / Data URI and decode Base64 back to images - instantly, in your browser.
Image Metadata Viewer
View EXIF, IPTC, XMP, and GPS data from any photo - with a privacy risk summary.
Image Annotator
Annotate screenshots - arrows, text, blur, highlights, numbered steps, freehand. Copy or download.
Document Scanner
Scan documents with edge detection, perspective correction, and multi-page PDF export - 100% private.
ASCII Art Generator
Convert any image into ASCII text art - colored, monochrome, or Unicode block art.
Image Comparison
Compare two images - slider, side-by-side, diff, onion skin, and pixel statistics.
Sprite Sheet Generator
Combine multiple images into a sprite sheet with CSS, JSON, and SCSS output for developers.
Panorama Maker
Stitch photos into panoramas - simple side-by-side join or smart overlap stitching.
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.
Architecture
WASM + WebGPU
Network
Offline Ready
Tools
102 Available
How it works
Choose a tool
Pick from 104 free tools for images, video, audio, text, CSS, and developer tasks.
Drop your file
Drag and drop or select a file. It stays on your device - nothing is uploaded.
Get instant results
AI and WebAssembly process everything locally. Download your result immediately.
Everything runs locally in your browser. Nothing is uploaded.
Why OptiPix?
Zero privacy risk
Files are processed in your browser tab. No uploads, no cloud storage.
Works offline
After the first visit, every tool runs without a network connection.
No account required
No signup, no login, no email. Open the page and start working.
Free forever
Every tool is completely free - no usage limits, no watermarks, no premium tier.
Popular guides
Step-by-step tutorials for getting the most out of OptiPix.
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