All free online tools — 76 and growing
Every Pickrack tool in one catalog. PDF converters, image utilities, AI workflows, developer helpers, text utilities, and everyday calculators. All free, no signup, no daily limit, no watermark.
PDF Tools
Merge, split, convert, compress, encrypt, OCR — every PDF workflow.
Merge PDF
Combine multiple PDF files into a single document. Drag, reorder, merge.
Rotate PDF
Rotate one or all pages of a PDF by 90°, 180°, or 270°.
JPG to PDF
Combine JPG, PNG, or WebP images into a single PDF in any order.
Split PDF
Extract specific pages from a PDF using a page range like 1-3, 5, 7-10.
Compress PDF
Reduce PDF file size — choose low/medium/high compression. Server-side via Ghostscript.
PDF to JPG
Export each PDF page as a JPG image. ZIP download for multi-page files.
Watermark PDF
Add a text watermark across every page — diagonal, with adjustable opacity.
Unlock PDF
Remove password from a PDF (you must know the password).
Protect PDF
Add a password to a PDF for read protection.
PDF to Markdown
Extract PDF text with layout preserved — paste into ChatGPT, Claude, or Notion.
Word to PDF
Convert DOCX, DOC, or ODT to PDF using LibreOffice. Preserves formatting, fonts, images.
PDF to Word
Convert PDF to editable Word document (.docx). Best for text-based PDFs.
PowerPoint to PDF
Convert PPTX, PPT, or ODP presentations to PDF. LibreOffice engine, preserves layout, fonts, animations as static slides.
PDF to PowerPoint
Convert PDF to PPTX with each page as a slide image. Preserves layout exactly. Best when editing isn't needed.
EPUB to PDF
Convert EPUB ebooks to PDF for printing or PDF readers. Server-side Calibre engine with table of contents preserved.
PDF to EPUB
Convert PDF to EPUB ebook for Kindle, Kobo, Apple Books. Server-side Calibre engine. Best for text-based PDFs.
Screenshot to PDF
Paste screenshots with Ctrl/Cmd+V and combine into a single PDF. Browser-side, drag to reorder, fit-to-image or A4 page sizes.
Image Tools
Compress, convert, resize, remove background — without uploading.
Image Resizer
Resize JPG, PNG, WebP images to any dimensions. Browser-side, no upload, no quality loss for downscaling.
Image Compressor
Compress JPG, PNG, WebP images with adjustable quality. Browser-side, no upload, real-time preview.
Image Converter
Convert images between PNG, JPG, WebP, AVIF formats. Batch support, browser-side. No upload.
HEIC to JPG
Convert iPhone HEIC photos to JPG or PNG. Browser-side, no upload — your photos stay on your device.
Background Remover
Remove image background using AI in your browser. No upload, no signup, no daily limit. Powered by @imgly/background-removal.
Image Cropper
Crop images with preset aspect ratios (1:1, 4:3, 16:9, 9:16) or freeform. Browser-side, no upload, instant export to PNG or JPG.
Image Upscaler
Enlarge images 2×, 3×, or 4× with smooth stepped resampling. Browser-side, no upload, no signup. Best for moderate enlargements of clean sources.
Color Palette Extractor
Extract dominant colors from any image with median-cut quantization. Hex + RGB output, CSS array export. Browser-side.
SVG Optimizer
Strip comments, metadata, whitespace; round decimals; shorten colors. Live preview, size diff. Browser-side.
Image Watermark
Add text or image watermark to a photo. 6 positions, opacity, rotation, tile pattern. Browser-side, no upload.
Favicon Generator
Upload 1 image → favicon pack: 12 PNG sizes + ICO + manifest.json + HTML snippet, zipped. Browser-side.
GIF Maker
Multiple images → animated GIF. Drag to reorder, frame delay, loop count. Browser-side via gif.js Web Worker.
EXIF Reader & Stripper
Read camera + GPS metadata from photos. Strip metadata before sharing for privacy. Browser-side.
AI Tools
Summarize, translate, chat, transcribe — powered by Claude.
AI Summarizer
Summarize long text into 2-3 sentences, 4-6 sentences, or detailed bullets. Powered by Claude Haiku 4.5.
AI Translator
Translate text into 20 languages while preserving formatting (markdown, bullets, paragraphs). Claude Haiku 4.5.
AI Grammar Checker
Fix grammar, spelling, punctuation without changing your voice. See exactly what was changed and why.
YouTube Video Summarizer
Paste a YouTube URL and get a Claude Haiku summary of the transcript. Captions required. Free, daily quota of 10.
Chat with PDF
Ask questions about a PDF and get answers from Claude. PDF parsed in your browser — only extracted text reaches our server.
Translate Document
Translate text, markdown, HTML, CSV, JSON, or PDF documents into 20 languages while preserving formatting.
AI-Art QR Generator
Stable Diffusion + ControlNet creates a scannable QR code blended into a custom artwork. Self-hosted GPU.
AI Image Upscaler
Swin2SR transformer 4× upscale with detail enhancement. Better than bicubic for photos. Self-hosted GPU.
AI Image Stylizer
Stable Diffusion img2img: re-paint your photo as oil painting, anime, cyberpunk, watercolor, etc. Self-hosted GPU.
Developer Tools
Format, encode, hash, validate — all the daily dev utilities.
JSON Formatter
Format, validate, and minify JSON. Detects errors with line numbers. Browser-side, your data never leaves your device.
Base64 Encoder
Encode and decode Base64 strings. Supports text and file modes. Browser-side, instant.
JWT Decoder
Decode JWT header and payload to inspect claims. Validates structure and expiry. Browser-side — tokens never leave your tab.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes. Text and file modes. Web Crypto API.
UUID Generator
Generate cryptographic UUID v4 single or in bulk (1-1000). One-click copy. Browser crypto.randomUUID.
Regex Tester
Test regular expressions live with match highlighting and capture groups. Supports JavaScript regex flags.
Timestamp Converter
Convert between Unix timestamp (seconds/ms), ISO 8601, and human-readable date. Timezone-aware, live.
Text Diff Checker
Compare two text blocks line-by-line with LCS algorithm. Color-coded additions/removals, ignore whitespace or case.
CSS Gradient Generator
Build linear, radial, or conic CSS gradients with live preview. Multi-stop, angle slider, Tailwind v4 ready.
Color Converter
Convert between HEX, RGB, HSL, HSV with live preview + WCAG contrast check.
URL Encoder / Decoder
Percent-encode URL params or decode them. encodeURIComponent or encodeURI behavior.
HTML Entity Encoder
Escape HTML special chars (& < > " ') or decode entities. Named, numeric, or all modes.
SQL Formatter
Pretty-print SQL across 11 dialects — MySQL, PostgreSQL, SQLite, BigQuery, Snowflake, more.
YAML ↔ JSON Converter
Convert YAML to JSON or JSON to YAML with adjustable indent. Inline error reporting.
Text Tools
Word count, case convert, lorem ipsum, slug, diff.
Word Counter
Count words, characters, sentences, paragraphs, and reading time. Live update as you type.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text — words, sentences, or paragraphs. Adjustable length.
Slug Generator
Convert any text to URL-friendly slug. Strips diacritics (Vietnamese đ, ư, ê) and special chars.
Markdown to HTML
Convert Markdown to clean HTML with GitHub-Flavored extensions. Live preview, copy HTML or download .html.
Find & Replace
Find and replace text with regex + capture groups. Live preview, match count, browser-side.
Sort Lines
Sort text lines alphabetically, numerically, by length, naturally, or shuffle. Optional dedup + blank filter.
Remove Duplicate Lines
Dedupe lines while preserving order. Case-sensitive option, whitespace trimming, keep-first vs keep-last.
Word Frequency Counter
Count word, character, or line occurrences. Ranked top N, filter by length, drop stopwords, CSV export.
Line Numberer
Add numbers, bullets, or custom prefix to each line. 12 presets + template with {n} {a} {r} variables.
Calculators
QR code, password, age, currency, tip, BMI.
Password Generator
Generate cryptographically strong passwords. Length, symbols, numbers, exclude similar — all configurable.
QR Code Generator
Free QR codes for URL, WiFi, vCard, crypto, VietQR + 5 more. Custom shapes, gradient, logo overlay, scan-me frame. PNG or SVG.
QR Code Scanner
Decode QR codes from an image upload or live camera. Detects URL, WiFi, vCard, email, phone, SMS, location, calendar event.
Bulk QR Code Generator
Generate up to 500 QR codes from a CSV in one click. Download as a ZIP of PNG / SVG. Browser-side, no upload.
Age Calculator
Calculate exact age in years, months, days, hours from a birth date. Detect leap-year birthdays.
Tip Calculator
Split a bill, add a tip, round up — fast math for restaurants, taxis, and group meals. 7 currencies supported.
BMI Calculator
Body Mass Index from height and weight with a healthy-range estimate. Metric and imperial supported. Browser-side.
Currency Converter
Convert between 28 major currencies with live mid-market rates. Cached for an hour, no signup, browser-side.
Mortgage Calculator
Monthly payment, total interest, amortization schedule. Extra-payment what-if. Pure US fixed-rate math.
Percentage Calculator
Five percentage operations: % of, ratio, % change, increase, decrease. Live result as you type.
Random Picker
Drop your list (one per line), pick N at random. Crypto-secure RNG. With/without replacement.
Pomodoro Timer
25-min focus + 5-min break loop. Customizable durations, browser notifications, tab title countdown.
WCAG Contrast Checker
Foreground/background colors → contrast ratio + WCAG AA/AAA rating + sample text preview at 5 sizes.