Compare
SiteGuardian vs Oh Dear. When you specifically want broken-link monitoring.
Oh Dear is the broken-link-crawler choice. The crawler is its signature. SiteGuardian focuses on the uptime email. Each has a clear edge; the choice is what your team actually opens each day.
- Broken-link crawler. Oh Dear’s signature feature; SiteGuardian does not ship one.
- SSL certificate expiry alerts. Both ship them.
- One loud email per outage. Not a daily digest.
- Pricing in plain dollars for the shop, not for the agency.
- Squarespace is a first-class integration for SiteGuardian.
When Oh Dear is the right fit
Oh Dear is the right fit when broken-link crawling is a report your team actually wants delivered weekly.
When SiteGuardian is the right fit
SiteGuardian is the right fit when uptime, SSL, and form checks are the only signals you need. And one loud email is the only delivery you want.
Feature-by-feature
Where each one differs, side by side.
The rows below are the axes a small shop should care about most when choosing a monitor. Anything outside this list is something most small shops do not use.
| Feature | SiteGuardian | Competitor |
|---|---|---|
| Broken-link crawler | ||
| Uptime monitoring | ||
| SSL certificate expiry | ||
| Mixed-content / domain check | ||
| Custom slow threshold per URL | ||
| Pricing model (paid) | $19/mo Starter, $39/mo Pro, $299 once Lifetime | From ~€15/mo (~$17) per site, billed annually |
| Best fit | Small shop | Agency / multi-domain |
| AI-powered root cause | Not yet available | Not yet available |
Pricing, line by line
Oh Dear’s real public pricing, next to SiteGuardian’s.
Each row is one tier the competitor publishes on their pricing page, plus SiteGuardian Starter / Pro / Lifetime. The verification trail below the table names the source URL and the date we re-checked it.
| Tier | Price | What you get |
|---|---|---|
SiteGuardianSiteGuardian Starter | $19/month | 1 site, 10 URLs, every-5-min probes |
SiteGuardianSiteGuardian Pro | $39/month | 3 sites, 50 URLs, every-1-min probes |
SiteGuardianSiteGuardian Lifetime | $299 once | 1 site, 50 URLs, every-5-min probes, all future updates included |
CompetitorOh Dear Single site | From ~€15/month (~$17) billed annually | 1 site, broken-link crawler + uptime + SSL |
CompetitorOh Dear Multi (5 domains) | From ~€45/month (~$50) billed annually | 5 sites, full broken-link & uptime suite |
CompetitorOh Dear Agency | From ~€125/month (~$140) billed annually | 25+ sites, status pages, full report surface |
Verification trail
- SiteGuardian — SiteGuardian Starter: https://siteguardian.app/pricingverified 2026-07-17
- SiteGuardian — SiteGuardian Pro: https://siteguardian.app/pricingverified 2026-07-17
- SiteGuardian — SiteGuardian Lifetime: https://siteguardian.app/pricingverified 2026-07-17
- Oh — Oh Dear Single site: https://ohdear.app/pricingverified 2026-07-14
- Oh — Oh Dear Multi (5 domains): https://ohdear.app/pricingverified 2026-07-14
- Oh — Oh Dear Agency: https://ohdear.app/pricingverified 2026-07-14
Honest pros & cons
What each tool genuinely does well — and where it’s rough.
Oh Dear
Pros
- Whole-site broken-link crawler is its signature feature.
- Mixed-content and domain checks ship alongside uptime.
- 10-day free trial without a credit card on first signup.
Rough edges
- Per-domain pricing climbs fast for a 2-3 site agency.
- EUR pricing exposes the shop to FX swings.
SiteGuardian
Pros
- Flat $19 / $39 / $299 pricing per site, not per-domain.
- Per-URL slow threshold on every paid plan.
- No agent or trickly SDK to install.
Rough edges
- No automatic broken-link crawler; weekly re-probe of a URL list.
- No mixed-content / domain health checks.
Who it’s for
The two buyer profiles — and which one you are.
Oh Dear is for
An agency or freelance dev who clients pay to find broken links across their sites.
SiteGuardian is for
A small Squarespace / Shopify shop whose biggest worry is the home page staying up.
The verdict
SiteGuardian for the loud alert; Oh Dear for the broken-link report.
Pick SiteGuardian if
A one-shop operator on Squarespace or Shopify whose inbox should become loud the minute a URL stops answering.
Pick Oh Dear if
An agency or freelance dev whose clients pay them to deliver a weekly link-audit report.
Frequently asked
The buying-time questions, answered flat.
Frequently asked
Mega comparison
See every comparison we wrote.
Fourteen alternatives, side by side in one decision matrix.
Related reading
Keep comparing.
Try it
If Oh Dear feels heavier than you need. Try SiteGuardian.
Starter is $19 a month. One site, ten URLs, every-five-minute checks. Pro is $39 a month. Three sites, fifty URLs, every-minute checks. Lifetime is $299 paid once and stays yours with every future update included.
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