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Process images, PDFs and data directly in your browser. No downloads, no accounts, no files stored on our servers.
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Popular tools
View all →Image Compressor
PopularReduce image file size while keeping visual quality
Favicon Generator
PopularGenerate a complete favicon package for any website
Favicon Checker
PopularAudit any website's favicon setup in seconds
Merge PDF
PopularCombine multiple PDFs into one file in seconds
JSON Formatter
PopularBeautify, validate and minify JSON data
Word Counter
PopularCount words, characters and reading time
Percentage Calculator
PopularCalculate percentages, increases and differences
Password Generator
PopularStrong random passwords with custom rules
Browse by category
Image Tools
Compress, resize and convert images directly in your browser.
7 tools →
📄PDF Tools
Merge, split and create PDF files without uploading anywhere.
5 tools →
🔄Converters
Convert data formats: JSON, Base64, units, colors and more.
9 tools →
📝Text Tools
Count words, change case and analyze any text instantly.
6 tools →
🧮Calculators
Smart calculators for percentages, BMI, loans and age.
4 tools →
⚡Generators
Generate passwords, QR codes and UUIDs in one click.
7 tools →
🤖AI Tools
Detect AI-written text, generate and summarize content with AI.
3 tools →
📧Email Tools
Disposable one-time email inbox — receive messages instantly, no signup.
1 tools →
Latest guides
View all guides →Your Next.js OG Image Works Locally and Dies on Vercel. Here's Why.
A Vercel build that fails at opengraph-image with ETIMEDOUT, but builds fine on your laptop. The cause is usually one emoji. What actually breaks, and how to fix it.
August 8, 2026 · 8 min read
Favicon Formats and Sizes 2026: What Your Site Actually Needs
Which favicon formats and sizes you really need in 2026: favicon.ico vs PNG vs SVG, apple-touch-icon 180×180, site.webmanifest and the exact head snippet to use.
August 6, 2026 · 8 min read
7 Favicon Mistakes That Make Your Site Look Broken (and How to Fix Them)
The 7 most common favicon mistakes — missing apple-touch-icon, transparent dark logos, stale caches, wrong paths — and how to find and fix each in minutes.
August 6, 2026 · 6 min read