Flow by Plume Labs - The smart air quality tracker to help you find clean air
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.
AirVisual - Air quality information you can trust
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Pollen Count Chrome Extension - Quick and light pollen checker for your local area. Simply enter your postcode, zip code or town/ city name and it will list pollen counts for up to 15 different plants from trees to grasses and weeds.
Better Uptime - We call you when your website goes down