| Key features | - Create static and dynamic QR codes for URLs, Wi-Fi, contact cards, email, phone, SMS and more
- No signup required to generate and download codes
- Customize colors, frames, shapes and optional icons
- Download as PNG for screens or SVG for print
- Edit destination of dynamic codes after printing
- Scan analytics with device, location, referrer and time-of-day breakdown
- Embed your logo in the middle of QR codes
- Custom domain for QR code links (go.yourbrand.com/menu format)
- Bulk generation from CSV or Google Sheets add-on
- MCP server integration with Claude, ChatGPT and Cursor
| - JSON formatter, validator, and converter to YAML, CSV or TypeScript
- JWT decoder for inspecting token header, payload and expiry
- QR code and barcode generator with custom colors and download options
- Image compressor for batch processing to WebP, JPEG or PNG with quality slider
- curl converter between curl, fetch, axios, Python, Go, Node and PHP
- Hash generator supporting MD5, SHA-1, SHA-256, SHA-384, SHA-512
- Cron expression builder and parser with next run times
- JSON diff tool with structural comparison and collapsible tree
- SQL formatter and dialect converter for MySQL, PostgreSQL, SQLite and SQL Server
- Certificate decoder for PEM certificates, chains and CSRs with SANs and fingerprints
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| What makes it different | - No signup wall or forced trial to generate and download codes
- Dynamic codes at $4/month, affordable for small businesses instead of enterprise pricing
- Edit printed codes anytime without reprinting
- Integrated with AI assistants through MCP server for code generation via Claude and ChatGPT
- No watermark on downloads for free account users
| - All tools run client-side in your browser with no data uploads to servers
- Fast static site served from global edge network with no sign-up required
- Clean interface available in 10 languages with dark mode and keyboard shortcuts
- Free to use forever with non-intrusive ads never accessing tool data
- Built as static Next.js export preventing server-side processing of sensitive data
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QRFLOW.codes