Sites and apps similar to ChangeTower include Huginn, which is free and open source. Other options are changedetection.io, Distill Web Monitor, Snaplert and WebSite-Watcher. You're spoiled for choice with Website Monitoring Tools like ChangeTower: we list more than 50 alternatives for Windows, Mac, iPhone, Android and Linux.
changed.online is a website monitoring tool. It can monitor static web pages and RSS feeds. Alerts about changes can be sent by email, Slack, or Telegram.
PageMonitor.io is a powerful web monitoring service that enables users to track changes to web pages and receive notifications when changes are made. The service allows users to easily set up monitoring tasks for specific web pages by selecting areas to watch for changes.
Track websites using Thieves AI agents. Set natural language conditions for websites and get a email, Telegram, Discord, Webhook, REST API once your conditions has been met.
United States
Introducing Web Expedition, a Safari extension for macOS that transforms how you monitor dynamic web content. Designed for anyone who needs to keep track of updates across various websites, this tool offers a comprehensive set of features tailored to enhance user experience.
PageDiff watches any public web page and tells you what changed — and whether it matters. Describe what to watch in plain English; get AI-written, significance-scored alerts.
Romania
EU
SiteMonit is a cloud tool that watches web pages and shows a before/after diff of exactly what changed, with alerts by email, Telegram, Slack, webhook or Viber.
Adversa is an AI-powered competitor website monitoring tool that detects changes to competitor pages and summarises updates with business insight.
Monitor the entire website for changes Select the domain URLs and the subdomain URLs that you would like to monitor text on any page.
MCP-native website monitoring that tracks changes on any public URL and delivers AI-powered summaries through ChatGPT, Claude, or the web dashboard.
SwedenEU
Website-Tracker.com allows users to track changes to public-facing webpages and receive notifications about those changes.
United Kingdom
