Best website change monitoring tools
Hands-on test in progress
No ranking yet. We are testing each tool for a paid month. Rankings will be published here once testing finishes, based on measured alert speed, accuracy, noise, diff quality and value. We will not rank tools before we have results.
The tools we are testing
In no particular order. Facts below are from each vendor's site.
| Tool | Lowest paid price | Free plan | Fastest check listed | AI filtering | Bot detection handling | Integrations | Source |
|---|---|---|---|---|---|---|---|
| Visualping | $14/mo (or $10/mo billed yearly) | Yes: 5 pages, 150 checks a month | Every 2 minutes (Personal 10K and Business plans) | Yes: AI change summaries and an important-or-not flag on every change; custom AI prompts on Solutions plans | Proxies: Basic on all plans, Premium on request (Business) | Email, Slack, Teams, Webhook, Google Sheets, +more (SMS, Telegram, n8n, API, MCP) | Vendor page |
| Distill.io | $15/mo | Yes: 25 monitors (5 in cloud), 1,000 cloud checks a month | Cloud: every 2 minutes (Flexi). Local monitors: from 5 seconds | Not stated | Solves reCAPTCHA v2 (premium plans) and Turnstile captchas; custom proxies | Email, Slack, Discord, Teams, Webhook, +more (SMS, push, API on request) | Vendor page |
| ChangeTower | $12/mo | Yes: 3 pages, checked daily | Hourly (Essential and Business). Custom on Enterprise | Yes: AI monitoring reads each change against what you describe; plain-language summaries | Not stated | Email, Slack, Webhook, API, MCP | Vendor page |
| Wachete | $5.40/mo | Yes: 5 static pages and 1 dynamic page, checked every 24 hours | Every 5 minutes (Premium and Ultimate) | Not stated (connects to AI assistants, but no AI filtering described) | Not stated | Email, Slack, Teams, Discord, Telegram, +more (Zapier, Webhook, API, app push) | Vendor page |
| PageCrawl.io | $13.33/mo billed yearly ($160/yr) | Yes: 6 pages, 220 checks a month | Every 2 minutes (Ultimate). 1 minute on a custom plan | Yes: AI summaries and smart filtering with importance scores; bring your own AI key | Residential proxies (Enterprise and Ultimate), CAPTCHA bypass and Web Unblocker (extra cost), custom proxies | Email, Slack, Teams, Webhook, Zapier, +more (Discord, Telegram, Google Sheets, n8n, API) | Vendor page |
| changedetection.io | $8.99/mo (hosted) | Self-hosted open source version is free (Apache 2.0) | From about 5 minutes per browser runner (hosted) | Yes, with your own AI key: AI summaries and AI rules for notifications | Real Chrome browser for JavaScript sites; European, USA and Tor proxies (hosted) | Email, Slack, Discord, Telegram, Office 365, +more (85+ formats) | Vendor page |
| Hexowatch | $10.50/mo billed yearly ($126/yr), OR:ON Personal | Yes: OR:ON Free plan, no credit card | Every 5 minutes (OR:ON Plus) | Yes (OR:ON): AI change analysis alerts only when a change matches what you asked; AI alert summaries | Residential proxies for sites that block automated visits (OR:ON) | Slack, Webhook, API, MCP (OR:ON) | Vendor page |
| OnWebChange | 0.89 EUR/mo | Yes: 3 page trackers | Not stated on the pricing page | Yes: AI summaries and AI translation (no AI filtering described) | Not stated | Email, Pushover, URL callback (webhook), RSS feed | Vendor page |
| WebsiteChange | $49/mo (or $24/mo billed yearly) | No free plan (free one-page demo only) | Every 2 minutes (Enterprise) | Yes: AI summary of each change with a low, medium or high importance score; alerts can be filtered by importance | States it does not bypass protection: no CAPTCHA solving, no logins, respects robots.txt | Email, Slack, Teams, Webhook, API | Vendor page |
| Sken.io | 3 EUR/mo | No free plan. 14-day trial with 140 checks, no card | Every 1 minute (all plans) | Not stated | Not stated | Email, Slack, Discord, Webhook, Zapier, +more (Google Chat, Android app) | Vendor page |
| Changeflow | $99/mo billed yearly ($1,188/yr) | Yes: 3 sources | Hourly on self-serve plans. 10 minutes on Enterprise | Yes: each change is read against your one-line brief; AI-generated briefings | Country-based location proxies (chosen by default from your location) | Email, Slack, Teams, Zapier, +more (API and webhooks on Business) | Vendor page |
| Monity.ai | Business from $50/mo billed yearly ($70/mo monthly) | Yes: 100 checks a month, 3 tasks | 15 minutes (Business). 1 minute on Enterprise | Yes: plain-English AI prompts decide when to alert | Not stated | Email, Slack, Teams, Discord, Telegram, +more (Google Sheets, Webhook, API, MCP) | Vendor page |
| Fluxguard | $110/mo | Yes: 3 sites a month (vendor estimate) | Every 5 minutes (Premium) | Yes: AI summaries, custom AI prompts (Plus) and AI filtering (Premium) | Google Chrome crawler; proxy network and multiple proxy options for hard-to-access sites | Email, Webhook (Premium), API | Vendor page |
| Browse AI | $19/mo billed yearly ($228/yr) | Yes: 50 credits a month | Every 5 minutes per the plan summary (its comparison table says every minute) | Yes: AI change detection (no prompt filters described) | Residential proxies on every plan; robots handle bot detection and CAPTCHAs | Google Sheets, Airtable, Zapier, Webhook, API, +more | Vendor page |
| Firecrawl | $19/mo (or $16/mo billed yearly) | Yes: 1,000 credits a month | Every 5 minutes (scheduled monitoring) | Yes: optional plain-language goal; an AI judge alerts only on meaningful changes | All requests go through proxies; auto mode retries with enhanced proxies when basic ones fail | Webhook, Email, Slack, API | Vendor page |
Want to know what we measure? Read how we test.