Sites and apps similar to Notifier include Uptime Kuma, which is free and open source. Other options are Better Stack, UptimeRobot, Tianji and Pingdom. There's no shortage of Uptime Monitor Services like Notifier, with more than 25 alternatives for self-hosting, Android, iPhone, Windows and iPad.
Real-time monitoring with checks every minute from over 30 global locations, alerts for outages or slowdowns, detailed uptime and response time reports, customizable alerts, public status pages, SSL and domain monitoring, and REST API for automation.
United States
PHP Server Monitor is a script that checks whether your websites and servers are up and running. It comes with a web based user interface where you can manage your services and websites, and you can manage users for each server with a mobile number and email address.
Advanced hosted status pages. Offering a complete REST API, native curl-like monitoring, metrics, semantic statuses, informational, maintenance, and scheduled issues, and more.
United States
Monitors uptime and availability from 300+ worldwide locations with checks for HTTP, ping, content, SSL, domain expiration, DNSBL blacklists and more. Alerts via email, SMS, calls, messengers, webhooks, and push. Includes public status pages, tools, and REST API.
United Kingdom
Monitor your website, server, API, application, service and get notified if your resources have some problems with availability. Upzilla notifies you in Slack, Telegram, Messenger, or by email. Works also as a public status page with subscriptions.
Open-source observability platform providing uptime monitoring, alerts, incident management, status pages for transparency, log and error tracking, performance and security monitoring, automated API testing, on-call rotation, and integrated root-cause analysis for operations teams.
India
StatusPage.io is the best way for web infrastructure, developer API, and SaaS companies to get set up with their very own status page in minutes. Integrate public metrics and allow your customers to subscribe to be updated automatically.
Australia
India
SaaS monitoring tool for linux servers and websites. Think up-time robot but with more features. You can monitor your linux hosts, windows hosts under development.
Netherlands
EU
Screpy is an AI-based web analysis tool that can analyze all pages of your websites in one dashboard and monitor them with your team. It's powered by Lighthouse and it also includes some different analysis tools (SEO, SERP, W3C, Uptime, etc).
FranceEU
