# urldn > urldn is a fast, lightweight URL shortener that turns long links into clean, shareable short URLs with built-in click tracking and analytics. It is designed for marketers, developers, and anyone who needs to share, manage, and monitor links at scale. ## What urldn does urldn shortens any URL into a compact link (e.g. www.urldn.com/abc123) and tracks every click in real time. Users can create short links without signing up, or create a free account to manage links, view analytics, and organise links into campaigns. It is a direct alternative to Bitly, TinyURL, and Short.io. Key capabilities: - Instant URL shortening — no account required for basic use - Real-time click analytics: total clicks, referral sources, countries, devices - Custom slugs (e.g. www.urldn.com/my-campaign) - Bulk link creation via API - Link expiration dates and password protection - QR code generation for every short link - UTM parameter builder ## Who uses urldn - Marketers tracking campaign performance across email, social, and ads - Developers integrating link shortening into apps via the REST API - Content creators sharing clean links on social media - Businesses managing branded short links at scale ## Use cases **Social media**: Shorten long product or article URLs before posting on X, LinkedIn, Instagram, or TikTok. Short links look cleaner and improve click-through rates. **Email campaigns**: Replace raw long URLs in newsletters with tracked short links to measure engagement per send. **API integration**: Use the urldn REST API to programmatically create short links inside your app, CMS, or automation workflow. **QR codes**: Generate a QR code from any short link for print materials, packaging, or events. ## Frequently asked questions **Is urldn free?** Yes, the core URL shortener is free with no account required. A free account unlocks link history and basic analytics. **Does urldn support custom domains?** Yes, paid plans allow users to use their own branded domain (e.g. go.yourbrand.com) instead of www.urldn.com. **How long do short links last?** Short links created without an account are permanent by default. Authenticated users can set custom expiration dates. **Is there an API?** Yes. The urldn REST API accepts a long URL and returns a short URL. API keys are available on the free tier with rate limits. **What analytics does urldn track?** Click count, click timestamp, referrer URL, country, device type (mobile/desktop), and browser. ## Comparison with alternatives urldn vs Bitly: urldn offers a generous free tier with no link limits on core shortening. Bitly restricts free users to 10 links/month as of 2024. urldn vs TinyURL: urldn provides click tracking and analytics; TinyURL does not on its free tier. urldn vs Short.io: urldn is simpler to set up with no required onboarding; Short.io targets enterprise teams. ## Pages - [Home](https://www.urldn.com): Create a short link instantly, no account needed - [Dashboard](https://www.urldn.com/dashboard): Manage and view analytics for all your links - [API Docs](https://www.urldn.com/docs/api): REST API reference for developers - [Pricing](https://www.urldn.com/pricing): Free, Pro, and Team plan comparison - [Blog](https://www.urldn.com/blog): Guides on link tracking, UTM parameters, and digital marketing ## Technical notes - Base URL: https://www.urldn.com - Short link format: https://www.urldn.com/{slug} (alphanumeric, 6–8 characters by default) - Redirects use HTTP 301 (permanent) or 302 (tracked) depending on settings - Links resolve in under 50ms globally via CDN ## Contact and support - Support: support@urldn.com - Twitter / X: https://x.com/urldn_ - Instagram: https://www.instagram.com/urldn_ - LinkedIn: https://linkedin.com/company/urldn