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.
Felt for iPhone - Handwritten cards for the modern world
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Handwrytten - Handwritten notes straight from your device. Huge selection of cards or design your own. Handwriting service integrates with 1000's of apps.
Better Uptime - We call you when your website goes down
Token - One ring to replace your keys cards and passwords