The best free alternative to smartURL is Kutt, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to smartURL and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to smartURL are bit.ly (Freemium), Polr (Free, Open Source), YOURLS (Free, Open Source) and TinyURL (Free).
An open source short URL service to shorten single links, or batch multiple links together as one short URL. Save unlimited short URLs, create custom link aliases, link branding, advanced stats, and offering the developer API to website developers.
The Flipmsg URL Shortener, allows you to turn long URL's to short URL's. Gives you the best analytics and stats of any other shortener, with world map to see where your visitors are coming from. Segmentation to tiers and Quality score.