100+ FREE BROWSER TOOLS · ZERO UPLOADS · CLIENT-SIDE

Resize. Convert. Encode. Generate.
No file ever leaves your device.

Image editing, format conversion, QR codes, color tools, text utilities, and more — all running entirely in your browser. No uploads, no accounts, no waiting.

Explore 100+ Tools
  • Processed in-browser
  • Instant results
  • Unlimited, free

Featured Tools

The most popular tools used by millions.

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Image Resizer Resize images by dimensions or percentage in any format — JPEG, PNG, WebP, SVG. Merge PDF Combine multiple PDFs into one file. Drag to reorder. No uploads. Bulk QR Generator Upload a CSV and generate hundreds of QR codes at once as PNG, SVG, or EPS. Instagram Resizer Fit any photo to Instagram feed, story, or profile specs in one click. Word Counter Count words, characters, sentences, and paragraphs instantly. JSON Formatter Pretty-print and validate JSON with syntax highlighting.
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110+ tools, zero uploads

Every tool runs in your browser. Your files never leave your device.

100% Private Instant Unlimited

Image Resize & Convert

Resize, compress, and convert between JPEG, PNG, WebP, SVG, AVIF, and Base64.

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Image Resizer Resize by dimensions or percentage, in any format. JPEG to WebP Convert JPG to WebP with quality control. PNG to WebP Compress PNG into smaller WebP files. SVG to PNG Render scalable SVGs to sharp PNGs.

Image Effects

Crop, rotate, flip, blur, and sharpen — all processed in your browser.

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Crop Image Crop images to any aspect ratio or custom dimensions. Rotate Image Rotate images by any angle, clockwise or counter-clockwise. Flip Image Flip images horizontally or vertically. Blur Image Apply Gaussian blur with adjustable intensity.

Image Filters

Apply artistic filters, compress, watermark, and inspect image metadata.

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Grayscale Converter Convert color images to black and white. Sepia Filter Give photos a warm vintage sepia tone. Image Compressor Reduce file size while preserving quality. Image Watermark Add text watermarks to images in batch.

QR Code Generators

Bulk, WiFi, and VCard QR codes — styled and exportable, generated on-device.

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Bulk QR Generator Upload a CSV and generate hundreds of QR codes at once, as PNG, SVG, or EPS. WiFi QR Generator Print a QR that joins your network — WPA2, WPA3, open, or hidden. VCard QR Generator Save a contact card to any phone by scanning a code. QR Code Generator Generate QR codes from any text or URL.

Instagram Tools

Size, crop, and split photos to Instagram's exact specification.

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Instagram Resizer Fit any photo to feed, story, or profile specs in one go. Story Resizer 1080×1920 Crop and export vertical stories at the exact ratio. Grid Splitter 3×3 Cut one image into nine tiles for a seamless feed.

PDF Tools

Merge, split, compress, watermark, and convert PDFs — all processed in your browser.

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Merge PDF Combine multiple PDFs into one file. Drag to reorder. Split PDF Extract pages from a PDF into separate files. Compress PDF Reduce PDF file size while preserving quality. Watermark PDF Add text or image watermarks to any PDF.

Why TOO15.com?

Built for people who care about privacy, speed, and simplicity.

100% Private

Every tool runs in your browser. Your files never leave your device.

Instant Results

No uploads, no waiting. Process files instantly with Canvas API.

Unlimited & Free

No accounts, no limits, no hidden paywalls. Every tool is completely free.

Color Tools

Pick colors, convert formats, generate palettes and gradients.

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Color Picker Pick any color with a visual eyedropper and get HEX, RGB, HSL. Color Converter Convert between HEX, RGB, HSL, and CMYK instantly. Palette Generator Generate harmonious color palettes from a base color. Gradient Generator Create CSS linear, radial, and conic gradients.

Text Tools

Generate images from text, count words, convert case, and more.

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Text to Image Turn any text into a shareable image. Word Counter Count words, characters, sentences, and paragraphs. Case Converter Switch between upper, lower, title, and sentence case. Character Counter Detailed character and symbol count breakdown.

Encoding Tools

Encode, decode, and hash data — all running locally in your browser.

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Base64 Encoder Encode any text or file to Base64. URL Encoder Percent-encode strings for safe URLs. HTML Encoder Escape HTML entities for safe embedding. Hash Generator Generate MD5, SHA-1, SHA-256, SHA-512 hashes.

Generator Tools

Generate UUIDs, passwords, QR codes, and barcodes on the spot.

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UUID Generator Generate v4 UUIDs for unique identifiers. Password Generator Create strong, customizable passwords. QR Code Generator Generate QR codes from any text or URL. Barcode Generator Generate Code128 barcodes from text.

Developer Tools

Test regex patterns, debug APIs, and build cron schedules — all in your browser.

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Regex Tester Test regex patterns with live highlighting. API Tester Test REST APIs directly in your browser. Cron Builder Build cron schedules with a visual editor. Color to Tailwind Convert colors to Tailwind CSS config.

JSON Tools

Format, minify, and convert JSON data without leaving your browser.

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JSON Formatter Pretty-print and validate JSON with syntax highlighting. JSON Minifier Remove whitespace and minify JSON. JSON to CSV Convert JSON arrays into spreadsheet-ready CSV.

Number & Data Tools

Convert units, calculate percentages, and work with numeral systems.

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Unit Converter Convert length, weight, temperature, and time. Percentage Calculator Calculate percentages, increases, and decreases. Roman Numeral Converter Convert between Roman and Arabic numerals. Base Converter Convert between binary, octal, decimal, and hex.

Web Tools

Generate favicons and placeholder images for your projects.

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Favicon Generator Generate favicons in all sizes from one image. Placeholder Image Create placeholder images with custom text and colors.

Guides & How-To’s

Practical writing on image optimization, PDFs, formats, and developer tools.

ALL GUIDES →
Web 7 min read

Meta Tags for SEO: The Complete Guide to Title, Description, and OG Tags

Learn how to write meta titles, descriptions, and Open Graph tags that improve click-through rates and search rankings.
Instagram 5 min read

How to Split One Photo Into a Seamless Instagram Grid Banner

Create a 3×1, 3×2, or 3×3 Instagram grid banner from one photo. Step-by-step guide with exact dimensions and free tools.
Developer 5 min read

JSON Formatter vs Minifier: When to Use Each

Learn when to format, minify, or validate JSON. Speed up debugging and reduce payload size with the right workflow.
Color 7 min read

How to Build an Accessible Color Palette for Web Design in 2026

Learn how to create accessible color palettes that pass WCAG contrast. Use OKLCH, semantic tokens, and free browser color tools.