Sites and apps similar to StillOnline include Uptime Kuma, which is free and open source. Other options are Zabbix, Better Stack, Beszel and Netdata. You're spoiled for choice with Uptime Monitor Services like StillOnline: we list more than 50 alternatives for self-hosting, Android, Linux, iPhone and Windows.
EzUptime is a website uptime monitoring solution that provides real-time monitoring, instant alerts, and detailed performance analytics to ensure your website remains online and reliable.
UptimePal offers an affordable website monitoring service. For only $1/month per URL, you get 1-minute uptime monitoring, alerting software, & performance test tools - all from a robust worldwide monitoring network.
Semonto is an uptime monitoring app that allows you to keep an eye on your websites, servers and apps 24/7. Get notified when something goes wrong so that you can fix it before anyone notices.
Belgium
EU
Netthrob runs automated verification checks on your website every three minutes from five different geographies and immediately informs you through Phone, SMS & Email when your site goes down.
DomainPulse.io is an advanced service designed to help users easily monitor and manage all their domain registrations in one place.
Uptimely simplifies monitoring the uptime of your services, alerts you to downtime, and helps you create status pages to keep your customers informed.
Monitoring availability and performance of websites & web applications. Checking uptime, content, testing forms & transactions, measuring page loading speed, watching for domain and SSL certificate expiration.
PolandEU
Monitor your website from worldwide locations 24x7 and be the first to know when your website is down. Receive instant alerts via SMS, email & twitter. Detailed uptime, performance & response reports available.
UpTower is an easy-use tool for website monitoring. UpTower checks websites in 1-minute intervals and notifies user via push notifications about every outage immediately. Using UpTower app user can monitor websites and their availability for free.
PolandEU
Monitoria is an active monitoring service you can use to monitor your website or basically any HTTP(S) endpoint. It will periodically send requests to the selected URL, and when it starts receiving errors, it will send you a notification.
Uptime monitoring for freelancers and agencies. Watch client sites and APIs, get downtime emails, track SSL expiry, and share status pages from one dashboard. Free to start, no credit card.
Pakistan
All-in-one server monitoring, service monitoring, database monitoring, uptime monitoring, app metric monitoring and alerting. Fast setup. Easy to use.
United States
