Attention Insight - Maximize advertising campaign results and design performance with pre-launch analytics.
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Nirow - Habit tracking: Automated, Siri-ed, Calendar-ed, and More!
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Purp - A smart to-do list and goal tracker app
Better Uptime - We call you when your website goes down