Competitor monitoring without checking their site every morning
Point a change monitor at a competitor's public page and Simrix Monitor takes a baseline, re-checks on your schedule, and tells you when the page really changes. You get a before and after, the text that was added or removed, and a plain-English description of what moved. No scraping setup and no code.
14 days, no card required.
What is worth watching?
Pricing pages, because a competitor repricing is the change most likely to need a response from you. Product and feature pages, where a new capability shows up before any announcement does. Homepage headlines, which tell you how positioning is shifting. Careers pages, which tell you where a company is investing.
Watch the region rather than the whole page. A price block or a plan table gives you a signal you will act on; the whole page gives you noise from every blog teaser and banner rotation.
How do you keep it from being noise?
Three things do the work. Alerts need a real difference in the text or a meaningful difference in the rendered pixels, so a stray character does not count. Ad slots are hidden and cookie prompts dismissed before capture. And picking a region narrows the monitor to the part of the page you actually care about.
If a competitor's page is still noisy after that, watch a smaller region rather than checking less often.
Is this allowed?
You are looking at a page any member of the public can open, on a schedule, and comparing it to what it said before. Simrix Monitor only reaches publicly available pages: it does not sign in, does not bypass anything, and blocks private network addresses. A region that looks like it holds personal data is flagged for review rather than blocked.
Check the site's own terms if you intend to monitor it heavily, and keep the interval sensible. Watching a competitor's pricing page a few times a day is very different from hammering it every minute.
How do you keep competitors separate from your own sites?
Mark each site as your own, a competitor, or one you are simply watching, when you add it. The distinction is visible throughout, so a competitor page changing never reads like your own site breaking.
What does it cost?
| Plan | Monitors | Fastest check | Sites | Per month |
|---|---|---|---|---|
| Free | 2 | 6 hr | 1 | Free |
| Starter | 10 | 30 min | 3 | $49 |
| Growth | 50 | 15 min | 10 | $149 |
| Pro | 150 | 5 min | 25 | $349 |
| Agency | 500 | 1 min | 75 | Talk to us |
Annual billing is 2 months free. See full pricing or start a 14-day free trial, no card required.
14 days, no card required.
Frequently asked questions
Do I need permission to monitor a competitor's page?
You are reading a public page. There is no sign-in and nothing is bypassed. Read the site's terms if you plan to watch it heavily, and keep your interval reasonable.
How often should a competitor monitor run?
Slower than your own site. Pricing and positioning move over days, not minutes, so a few times a day is usually right and produces far less noise.
Will it pick up a price change?
If the price is rendered as text or is visible on the page, yes. A price shown only after signing in or adding to a cart is out of reach, because checks never sign in.
Can I watch a page that needs a login?
No. Every check starts logged out and there is nowhere to store credentials.
What do I actually receive?
An email with the before and after, a highlighted image showing which pixels differ, the text added and removed, and a short plain-English description of the change and how significant it appears.
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