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Website Change Detector: Page Diff, Price & Content Alerts

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Monitor any web page for changes and get a line-by-line diff of what was added and removed. Track competitor pricing, product listings, terms of service and job boards, with severity scoring, keyword watching and instant alerts to Slack, Discord, Telegram or any webhook.

Pricing

from $2.00 / 1,000 results

Rating

0.0

(0)

Developer

youssef farhan

Actor stats

Bookmarked

Total users

Monthly active users

3 days ago

Last modified

Categories

Automation

Developer tools

E-commerce

You can access the Website Change Detector: Page Diff, Price & Content Alerts programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1from apify_client import ApifyClient
2
3# Initialize the ApifyClient with your Apify API token
4# Replace '<YOUR_API_TOKEN>' with your token.
5client = ApifyClient("<YOUR_API_TOKEN>")
6
7# Prepare the Actor input
8run_input = {
9    "urls": ["https://books.toscrape.com"],
10    "proxyConfiguration": { "useApifyProxy": False },
11}
12
13# Run the Actor and wait for it to finish
14run = client.actor("fayoussef/website-change-monitor").call(run_input=run_input)
15
16# Fetch and print Actor results from the run's dataset (if there are any)
17print(f"💾 Check your data here: https://console.apify.com/storage/datasets/{run.default_dataset_id}")
18for item in client.dataset(run.default_dataset_id).iterate_items():
19    print(item)
20
21# 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/python/docs/quick-start

Website Change Detector: Page Diff, Price & Content Alerts API in Python

The Apify API client for Python is the official library that allows you to use Website Change Detector: Page Diff, Price & Content Alerts API in Python, providing convenience functions and automatic retries on errors.

Install the apify-client

$pip install apify-client

Other API clients include:

Website Change Detector: Page Diff, Price & Content Alerts API in JavaScript

Website Change Detector: Page Diff, Price & Content Alerts API through CLI

Website Change Detector: Page Diff, Price & Content Alerts OpenAPI definition

Website Change Detector: Page Diff, Price & Content Alerts API

Website Change Monitor — Page Diff & Change Alerts

sian.agency/website-change-monitor

Monitor any web page for content changes between runs. Each check hashes the page (or a CSS-selected part of it), compares it with the previous snapshot, and returns a line-level diff on change. Optional JavaScript rendering and webhook alerts.

SIÁN OÜ

Website Content Change Monitor — reliable diffs & alerts

korado_labs/content-change-monitor

Monitor any web page for content changes with a CSS selector or whole-page text. Get a unified diff, added/removed lines, previous & current content, and webhook alerts. Export data, run via API, schedule runs, or integrate with other tools.

Korado Labs

Website Change Monitor | Page Diff Alerts

taroyamada/url-change-watch-scraper

Monitor public web pages and receive source-linked added/removed text, change alerts, and portfolio diff reports. Unchanged checks emit no rows and no event charge.

naoki anzai

Website Change Monitor — Content Diff & Alerts

accurate_pouch/website-change-monitor

Monitor websites for content changes. Text diff, hash comparison, CSS selector targeting. Webhook alerts when content changes. Use with Apify scheduling for daily monitoring. 5 URLs free.

Manchitt Sanan

Web Drift Detector – Website Change Monitoring & Content Diff

muhammad-bilal/web-drift-detector

Detect website changes automatically. Monitor pricing, content, policies, and competitors using fast browserless web change detection. Structured diffs, severity scoring, historical snapshots, and webhook alerts. Ideal for compliance, SaaS, ecommerce, and monitoring workflows.

Muhammad Bilal

5.0

Website Change Monitor & Diff Tracker

ryanclinton/website-change-monitor

Monitor any website for content changes with automatic diff detection. Track pricing pages, competitor sites, ToS updates, and more. Compares snapshots, reports added/removed text, and supports CSS selector targeting for precise monitoring.

Ryan Clinton

Web Page Change Monitor - Track Website Changes & Get Alerts

scrappy_garden/web-page-change-monitor

Monitor any website for changes automatically. Track content updates, price changes, product availability, news updates. Get instant alerts when pages change. Perfect for competitor monitoring, price tracking, content surveillance, and automated change detection. Export change history to JSON.

Bikram Adhikari

Website Change Monitor & AI Alerts

thescrapelab/ai-content-changes-detector

Monitor public web pages for price, policy, product, job, and content changes. Get structured diffs, optional AI summaries, and webhook alerts.

Inus Grobler

Website Change Monitor

optimus-fulcria/website-change-monitor

Monitor websites for content changes. Full page, CSS selector, or text pattern matching. Diff summaries and alerts.

Fulcria Labs

Page Watch — Website Change Monitor & Content Tracker

mfapitools/page-watch

Monitor any URL for content changes with hash-based change detection. Pay per check + per detected change. Ideal for watching competitor pages, docs, pricing, or any public web page.