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OMNITOOL
All Tools in One Place

Fast. Free. Powerful Online Tools — PDF converters, developer utilities, and more. No login, no limits.

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Search Tools

Search 13+ tools — try 'pdf', 'json', 'hash'…

PDF Tools

Convert, merge, split — all in your browser

★ Popular

PDF to Image Pro

Convert PDF pages to PNG, JPEG or WebP with DPI control, page range selection, background color, and quality slider.

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★ Popular

Image to PDF Pro

Convert images to PDF with margins, quality, page size, watermark, page numbers, background color, and drag-to-reorder.

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Merge PDF Pro

Merge multiple PDFs with page range selection per file, blank page insertion, metadata editing, and drag-to-reorder.

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Split PDF Pro

Split PDFs by page range, every N pages, or custom ranges. Includes page rotation and ZIP download.

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Developer Tools

JSON, Base64, passwords, UUIDs, hashes — essential dev utilities

★ Popular

JSON Formatter Pro

Format, minify, validate, sort keys, diff, escape, flatten, generate TypeScript types, and query JSON paths.

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Base64 & Encoder Suite

Encode/decode Base64, URL, Hex, and JWT tokens. Convert files to data URIs. All formats, all modes.

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★ Popular

Password Generator Pro

Generate passwords, passphrases, PINs, and pattern-based secrets with entropy calculation and crack time estimation.

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UUID & ID Generator

Generate UUID v4, v1, v7, NanoID, ULID, and Short IDs. Inspect and decode any UUID with timestamp extraction.

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★ New

Hash Generator Pro

Hash text and files with MD5, SHA-1/256/384/512, CRC32. HMAC support, hash comparison, and hash identification.

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Text Tools

Colors, lorem ipsum, Markdown preview, word counter

★ New

Color Picker Pro

Pick colors in HEX, RGB, HSL, HWB, CMYK. Contrast checker, harmonies, tints/shades, gradients, color blindness sim.

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Lorem Ipsum Pro

Generate placeholder text in 5 flavors: Classic, Hipster, Pirate, Corporate, Techno. Output as HTML, Markdown, or JSON.

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Markdown Editor Pro

Write Markdown with live preview, GFM tables, task lists, strikethrough, table inserter, sync scroll, and fullscreen.

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Word Counter Pro

Count words with readability scores (Flesch-Kincaid, Gunning Fog), keyword density, text transforms, and find & replace.

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⚔️ The Fastest Free Online Tool Suite

OmniTool is a comprehensive collection of free online tools built for speed, privacy and ease of use. Unlike other utility sites, all processing happens directly in your browser — no files are ever uploaded to external servers, ensuring your data stays completely private and secure.

Our PDF tools let you convert PDFs to images, merge multiple PDF files, split PDFs by page range, and convert images back into PDF documents — all with zero installation required. Developer utilities include a JSON formatter with syntax highlighting, Base64 encoder/decoder, cryptographically secure password generator, UUID v4 generator, and SHA-256/SHA-512 hash generator. Text tools provide a color picker with HEX/RGB/HSL conversion, lorem ipsum text generator, live Markdown previewer, and a real-time word & character counter.

OmniTool works perfectly on desktop, tablet and mobile. With no login, no watermarks and no usage limits, it's the tool suite that professionals trust for their daily workflow.