This guide sorts eight tools by what they check, then by frequency, multi-store support, and price. Prices and plan limits were checked on each vendor's own site in September 2026; they change, so confirm before buying. NorthDuty is our product — it's included, with its limits stated as plainly as everyone else's.
Quick Comparison
| Tool | What it checks | Real checkout flow? | Fastest checkout check | Pricing model | Starts at |
|---|---|---|---|---|---|
| NorthDuty | Journeys in a real browser + uptime, page health, visual diffs | Yes | Every 5 min (Pro) | Per journey, all sites in plan | Free; $29/mo |
| CheckView | Form and WooCommerce checkout tests | Yes (Plus and up) | Daily | Monthly test quota | $70/mo for WooCommerce |
| ShopMonitor | WooCommerce checkout tests with test orders cleaned up | Yes | Hourly (Pro, Agency) | Monthly test quota | $29/mo |
| Shopwarden | WooCommerce uptime, browser checks, plugin status | Yes | Every 5 min (Pro) | Per site | Free; $29/site/mo |
| WooSentinel | Store data via WooCommerce API: orders, stock, revenue drops | No | — | Per store tier | $29/mo |
| Sitewatch | Store pages and the scripts cart/payment depend on | No | Page checks every 5 min (Pro) | Per site count | Free; $9/mo |
| Hyperping | Uptime + Playwright browser checks you script | Yes, if you write it | Scripted interval | Monitors + browser-check count | $29/mo (3 browser checks) |
| UptimeRobot | HTTP, keyword, SSL, port monitors | No | — | Monitor count | Free; $13/mo |
The Four Kinds of WooCommerce Monitoring
Before the tools, the categories — because a store usually needs more than one.
- Uptime and page checks answer "does the store respond, and are the pages and scripts there?" Fast, cheap, catch outages and missing assets. Blind to anything that only fails when a customer clicks.
- Checkout flow tests drive a real browser through add to cart → checkout → confirmation. They catch broken payment steps, dead buttons, coupon failures, and form errors — the failures that cost orders while uptime stays green.
- Store-data monitoring reads orders, stock, and revenue through the WooCommerce API and flags anomalies, such as orders dropping to zero. It notices business impact, but after the fact and without telling you which step broke.
- Scripted synthetic monitoring lets developers write Playwright tests and run them on a schedule. Maximum flexibility; you maintain the code.
If you only buy one thing for a store that takes real revenue, make it a checkout flow test. Why uptime checks miss most checkout failures explains the gap.
1. NorthDuty — Best for Agencies Monitoring Checkout Across Many Client Stores
What it checks: real-browser journeys (add to cart, checkout, login, forms) on a schedule and after every deploy, plus uptime and page-health checks, and screenshot visual diffs, per project.
How journeys are created: suggested from the store URL or described in plain English — no Playwright code. When a step stops matching after a site change, NorthDuty attempts to repair it and reports what it changed.
Why it fits agencies: journeys are counted per plan, not per site, and all client sites sit in one workspace. The free NorthDuty Connect WordPress plugin tells NorthDuty when plugins, themes, or core update, so journeys re-run right after the change that most often breaks checkout.
Pricing (Sept 2026): Free — 1 journey checked daily, 1 site. Starter $29/mo — 3 journeys every 15 minutes, 3 sites. Pro $79/mo — 20 journeys every 5 minutes, 10 sites. Business $199/mo — 50 journeys, 25 sites. Enterprise $499/mo — 100 journeys, 100 sites. 7-day full trial, no card.
Limits to know: it doesn't read your WooCommerce orders or revenue, so it won't flag a sales drop that isn't caused by a broken flow. Email-only alerts on Free.
2. CheckView — Best for Scheduled Form and Checkout Testing on a Test Quota
What it checks: automated form tests on every plan and WooCommerce checkout tests on Plus and Advanced, with screenshots, video recordings, and AI failure summaries.
Scheduling: daily, weekly, or monthly. Each test run counts against the monthly quota, and each test has a 10-minute limit.
Pricing (Sept 2026): Essentials $35/mo — 250 tests, forms only. Plus $70/mo — 1,000 tests, WooCommerce included. Advanced $110/mo — 2,000 tests. All with unlimited websites.
Best for: WordPress agencies who want regular checkout and form verification across many sites and are comfortable with daily rather than minutes-level detection. Scheduling tops out at daily, so it suits regular verification more than minutes-level detection. Compared in detail: CheckView alternative.
3. ShopMonitor — Best for Clean Test Orders on Hourly Schedules
What it checks: WooCommerce checkout from the outside in a real browser, using a test payment method. Test orders are tagged and cleaned up so they don't appear in order history or revenue. An optional WordPress plugin adds deeper WooCommerce and form testing.
Scheduling: daily, weekly, or monthly on every plan; as often as hourly on Pro and Agency.
Pricing (Sept 2026): Starter $29/mo — 250 tests. Pro $59/mo — 1,000 tests, hourly schedules, video replay. Agency $99/mo — 3,000 tests. Unlimited websites; 14-day free trial.
Best for: stores and agencies that care most about test orders never polluting reporting, and where hourly detection is fast enough.
4. Shopwarden — Best Per-Store Monitoring for a Single WooCommerce Shop
What it checks: WooCommerce-specific uptime, real-browser checks of key store flows including checkout, plugin monitoring for insecure or outdated plugins, and order statistics, with test orders kept out of the order list.
Frequency: uptime down to 1 minute and advanced browser checks down to 5 minutes on Pro; an hourly homepage browser check on Free.
Pricing (Sept 2026): Free — basic monitoring per site. Pro $29/mo per site — advanced browser checks on desktop and mobile, AI-generated checks, staging testing, concierge setup. 14-day trial.
Best for: a merchant with one or two stores who wants a WooCommerce-only tool. Per-site pricing adds up for agencies — 20 client stores on Pro is $580/mo. See Shopwarden alternative.
5. WooSentinel — Best for Watching Store Data and Revenue Drops
What it checks: it connects with WooCommerce API credentials and reads products, orders, stock, and sync health, detects operational incidents and revenue drops, and adds an AI copilot for guidance. It is a monitoring and operations layer, not a synthetic checkout test.
Pricing (Sept 2026): Starter $29/mo, Growth $49/mo, and Pro $69/mo for one store; Business $99/mo and Premium $149/mo for up to three stores; Enterprise $299/mo for unlimited stores. Free trial.
Best for: store owners who want a business-health view — "orders stopped", "stock is off" — alongside, not instead of, a checkout test. It tells you sales dropped; a checkout journey tells you the payment step is why.
6. Sitewatch — Best Low-Cost Page and Script Checks Across Many Sites
What it checks: loads store pages from outside and verifies the files they depend on — cart and mini-cart scripts, payment gateway scripts (Stripe, PayPal, Square, Mollie), styling, images — plus certificates and checkout-only redirect loops. By its own description, it does not run a multi-step purchase flow.
Pricing (Sept 2026): Free — 1 site, 1 page. Starter $9/mo — 25 sites, 5 pages each, 15-minute full-page checks. Pro $19/mo — 100 sites, 25 pages each, 5-minute checks, multi-region, SMS.
Best for: agencies wanting inexpensive broad coverage of missing scripts and broken pages across a large portfolio, paired with a flow test on the stores that matter most.
7. Hyperping — Best for Developers Who Want to Write Playwright Checks
What it checks: uptime monitors, status pages, and browser checks written as Playwright scripts, which can cover login or checkout.
Pricing (Sept 2026): Free — 20 monitors, no browser checks. Essentials $29/mo — 3 browser checks. Pro $89/mo — 10 browser checks. Business $299/mo — 25 browser checks.
Best for: teams with developers who already write Playwright and want uptime, status pages, and scripted flows in one tool. You own the script maintenance when a theme or checkout plugin changes selectors. Hyperping's own guide shows how to monitor WooCommerce checkout with Playwright.
8. UptimeRobot — Best Free Uptime Baseline (Not Checkout Monitoring)
What it checks: HTTP, keyword, ping, port, SSL, and domain monitors. No multi-step browser or transaction checks.
Pricing (Sept 2026): Free — 50 monitors at 5-minute intervals, described as good for hobby and non-profit projects. Solo from $13/mo monthly, Team $46/mo monthly, with 60- and 30-second intervals and keyword monitoring.
Best for: a free outage alarm on every store. A keyword monitor on the checkout page can confirm the page renders, but it can't tell you the payment step works. See UptimeRobot alternative.
How to Choose
One store, owner-run: a free uptime monitor plus one checkout flow test. Shopwarden or NorthDuty's Free plan covers the flow test; add WooSentinel if you want revenue anomaly alerts.
Agency with 10–50 WooCommerce clients: price per client store is the deciding number. Per-site tools get expensive quickly; test-quota tools (CheckView, ShopMonitor) fit daily or hourly checks; per-journey plans (NorthDuty) fit when you want checkout every 5–15 minutes and a re-check after every plugin update. Add Sitewatch-style page checks if you want cheap breadth across the rest of the portfolio.
In-house developers: Hyperping or your own Playwright suite, if you're willing to maintain scripts.
Whatever you pick, ask four questions:
- Does it drive a real checkout to the confirmation page, or just load the page?
- How quickly would it notice — minutes, hours, or a day?
- Does it re-check right after plugin updates, when checkouts usually break?
- What happens to test orders — refunded, filtered, or left in your reports?
Summary
There is no single best WooCommerce monitoring tool, because the tools monitor different things. Uptime tools (UptimeRobot) and page/script checkers (Sitewatch) are cheap and broad but can't see a broken payment step. Store-data tools (WooSentinel) notice business impact after it happens. Checkout flow testers — NorthDuty, CheckView, ShopMonitor, Shopwarden, and scripted Hyperping checks — are the ones that catch the failures that cost orders; choose between them on frequency, how they price multiple stores, and how they handle test orders and plugin updates.
Before Black Friday, whichever you choose, run through the WooCommerce Black Friday checklist.