OnlineOrNot is described as 'We alert you, before your customers do' and is a Uptime Monitor service in the network & admin category. There are more than 50 alternatives to OnlineOrNot for a variety of platforms, including Web-based, SaaS, Self-Hosted, Linux and Android apps. The best OnlineOrNot alternative is Uptime Kuma, which is both free and Open Source. Other great apps like OnlineOrNot are Better Stack, UptimeRobot, Tianji and Kener.
Assertible is the easiest way to test and monitor your APIs and helps reduce bugs in web apps by providing tools to continuously validate endpoints and responses with a flexible interface to run your tests any time and place.
Performance monitoring simplified. Never let users see your website down or with bad loading speeds. Receive alerts & insights in real-time on health and performance.
UptimeMate helps you to find technical issues on your websites and makes sure that you are the first to know.
The website monitoring service that doesn't suck. Get an email when your website goes down. Statuses are available by email, web, RSS feeds and widgets.
updown.io is a HTTP monitoring solution with a clean UI and a cheap and simple pricing. It notifies you of downtimes by email or SMS and provides a public status page you can share.
You can monitor up to 5 URLs with 1-minute monitoring interval, for FREE!.
Real-time uptime monitoring for Shopify stores. Get instant alerts when Stripe, Klaviyo, ShipStation, or any of your 80+ e-commerce services goes down.
Monitor your website, REST API, SSL, Domain, Server, Port. Free 5 monitors. Checked every 5 minutes.
Get alerted if your website is down via email, teams, webhook etc.
Get notified by the simplest uptime monitoring service in the world, when your website is down or your certificate becomes invalid. No more, no less.
Downhound provides outage information for over 14,000 websites, apps, games & internet providers.
IsZDown monitors the downtime of thousands of applications, websites, and services across the world including SAAS services, internet, phone, electricity, apps, and websites that go down and apps that aren’t working.
Get notified about downtime before your customers do. Statustes monitors your websites, apps, and servers 24/7, providing real-time alerts and detailed insights. Stay ahead of performance issues and ensure a smooth user experience with customizable status pages.
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