Updated August 2026

Every comparison, in one place

Nineteen honest comparisons against the tools people actually weigh us against. Each one states plainly what the competitor does better, because a page that wins on everything is not a comparison — it is an advert.

From $5 a month · No check quotas · Set up in under a minute

Change detection tools 10

These watch pages for edits. Most sell checks as a monthly quota, and none of them also tell you when the page goes down.

vs Visualping Checks are not credits here For watching a set of pages on a fixed schedule without a quota hanging over it, yes — and it is dramatically cheaper at five-minute frequency. Read the comparison → vs Distill.io No check quota, no capped alerts If you want pages watched reliably in the cloud without managing quotas, extensions or a machine that has to stay on, yes. Read the comparison → vs ChangeTower 5-minute checks from $5/mo For anything time-sensitive, yes, and by a wide margin on price per unit of frequency. Read the comparison → vs changedetection.io Honest about when to self-host instead Only if you do not want to run infrastructure. Read the comparison → vs Hexowatch No credits, no consumption maths For straightforward "tell me when this page changes", yes — and without a consumption model to manage. Read the comparison → vs Wachete Change detection and uptime in one If you want change detection and uptime monitoring from one tool at a similar price, yes. Read the comparison → vs Versionista Versionista is now Fluxguard For the common case — watching specific pages and being told, quickly, when their wording changes — yes, at a fraction of enterprise pricing. Read the comparison → vs Fluxguard $5/mo against roughly $99/mo For watching named pages, yes, at roughly a twentieth of the entry price. Read the comparison → vs PageCrawl.io Change detection and uptime together If you want change detection and uptime monitoring from one tool at a similar price, yes. Read the comparison → vs Sken.io One watch, both questions If you want the same page watched for edits and for outages by one tool, yes. Read the comparison →

Uptime monitoring tools 62

These watch availability. Most are stronger than us on multi-region checking; most do not watch page content at all.

vs CertPost Certificate, domain and uptime monitors from $5/mo For a mixed estate, yes. Read the comparison → vs updown.io Five monitor types, one fixed price Only if you want more than availability. Read the comparison → vs HetrixTools Content changes, certificates and heartbeats included It depends what you are monitoring. Read the comparison → vs Host-Tracker Certificates and domains on every plan For most small and mid-sized estates, yes — 25 monitors for $5 with certificate and domain expiry included beats their equivalent, and a monitor can also be a page conten... Read the comparison → vs Pulsetic Status pages, plus everything that expires quietly Yes, if the status page is one output rather than the point. Read the comparison → vs MonSpark Noise filtering, region selection, published pricing Yes, if precision matters more than breadth. Read the comparison → vs UptimeRobot Updated for the 2024 free-plan change For most small businesses, agencies and solo developers, yes. Read the comparison → vs Pingdom Honest comparison, including where Pingdom wins It depends entirely on which half of Pingdom you use. Read the comparison → vs StatusCake Feature-by-feature, with the gaps included Yes for uptime, SSL, domain and content monitoring, where the feature sets are close and MonitoringDaddy's paid tiers are cheaper for equivalent check speed. Read the comparison → vs Better Stack Pricing model comparison, not just features For uptime, SSL, domain and content monitoring, yes — at a flat account price rather than per-responder seats plus usage. Read the comparison → vs Uptime Kuma Self-hosted vs hosted, costed honestly It depends on whether your time is free. Read the comparison → vs Freshping Freshping is shutting down For a small number of monitors with email alerts and a status page, yes — and the free plan carries no commercial-use restriction. Read the comparison → vs Site24x7 Flat pricing, no add-ons Only for the website-monitoring slice of it. Read the comparison → vs Hyperping $5/mo against roughly $24/mo On price and monitor count, comfortably. Read the comparison → vs Cronitor Different jobs, honestly compared For website monitoring, comfortably. Read the comparison → vs Healthchecks.io Heartbeats, uptime and page watches together For teams who want cron monitoring alongside uptime, SSL, domain and page-change monitoring in one account, yes. Read the comparison → vs Dead Man's Snitch Cron plus uptime, SSL and page watching Yes for anyone who wants cron monitoring as part of a wider picture rather than on its own, and it is cheaper per job at most volumes. Read the comparison → vs Cronhub Heartbeats plus uptime, SSL and watches For monitoring jobs you already schedule yourself, yes, and with uptime and page monitoring included. Read the comparison → vs Sentry Crons No event quota, no platform to adopt For teams who want cron monitoring without adopting an error-tracking platform, yes, and with uptime and page monitoring alongside. Read the comparison → vs Oh Dear Priced by monitors, not by site For uptime, cron and certificate monitoring across many sites, yes, and considerably cheaper at volume. Read the comparison → vs Uptime.com From $5/mo, no platform to configure For the website slice — uptime, certificates, domains, cron and page changes — yes, at a fraction of the cost. Read the comparison → vs TrackSSL SSL warnings included with every monitor Yes for most people, because certificate expiry warnings attach to a monitor you already have and cost no extra allowance. Read the comparison → vs KeyChest Certificates, domains and uptime together For teams who want an expiry warning rather than certificate lifecycle management, yes, and with uptime and page monitoring included. Read the comparison → vs SSLMate Cert Spotter Expiry warnings, not CT log monitoring Honestly, no — not for what Cert Spotter is for. Read the comparison → vs Atlassian Statuspage Status pages included on every plan For small teams who want a public status page and the monitoring that feeds it in one place, yes, and at a fraction of the cost. Read the comparison → vs Instatus Status page plus the monitoring behind it For teams who want incidents to open themselves rather than be posted by hand, yes, and with uptime, certificates and page monitoring in the same account. Read the comparison → vs DomainMOD Nothing to install or maintain For being warned before a domain expires, yes, with nothing to install and the warning attached to a monitor you already need. Read the comparison → vs Uptrends From $5/mo, page changes included For uptime, certificate, domain and content monitoring on a modest estate, yes, at a fraction of the cost. Read the comparison → vs Checkly No SDK, no CI pipeline, no scripts For straightforward API and uptime checks without a code workflow, yes, and with page change detection and heartbeats included. Read the comparison → vs Postman Monitors No collections, no platform For simple endpoint checks without adopting Postman, yes, with uptime, certificates and page monitoring included. Read the comparison → vs Qualys SSL Labs Continuous, not on-demand Only for the continuous half. Read the comparison → vs Venafi For websites, not for enterprise PKI For an enterprise certificate estate, no — categorically. Read the comparison → vs Keyfactor Expiry warnings, not PKI No, if you need PKI, issuance automation or crypto-agility across an estate. Read the comparison → vs DigiCert CertCentral Issuer-agnostic expiry warnings For monitoring expiry across a mixed estate — DigiCert, Let's Encrypt, whatever the last agency used — yes, and with uptime and domain monitoring alongside. Read the comparison → vs Red Sift Certificates Expiry warnings on every plan For expiry warnings on sites you already know about, yes, bundled with the uptime monitoring you probably need anyway. Read the comparison → vs Sematext Synthetics From $5/mo, nothing to configure For website uptime, certificates, domains and page changes, yes, at a fraction of the cost and with far less to configure. Read the comparison → vs Datadog The website slice, for $5 Only for the website monitoring slice — uptime, certificates, domains, page changes and cron heartbeats. Read the comparison → vs Status.io Status pages included on every plan For teams who want the status page and the monitoring that drives it in one account, yes, at a fraction of the price. Read the comparison → vs Freshstatus Status pages included on every plan For teams outside the Freshworks ecosystem who want a status page with monitoring behind it, yes. Read the comparison → vs Statuspal Status pages included on every plan For teams who want incidents raised automatically and monitoring in the same bill, yes. Read the comparison → vs Cachet Status pages included on every plan For teams who would rather not host their status page — particularly since a self-hosted one fails with the infrastructure it reports on — yes, and with monitoring includ... Read the comparison → vs Upptime Status pages included on every plan For anyone who wants checks more often than every five minutes, alerts that do not depend on Actions minutes, or content and certificate monitoring, yes. Read the comparison → vs Hund Status pages included on every plan For smaller teams who want status pages, uptime, certificates, domains and page-change monitoring in one inexpensive account, yes. Read the comparison → vs StatusGator Status pages included on every plan These solve opposite problems and it is worth being clear. Read the comparison → vs Sorry Status pages included on every plan For teams who want the detection and the communication in one place at a lower price, yes. Read the comparison → vs Dotcom-Monitor Domain and SSL expiry on every plan For domain expiry, certificates, uptime and page changes on a modest estate, yes, at far lower cost. Read the comparison → vs DomainTools Domain and SSL expiry on every plan For being warned before your own domains expire, yes, and far cheaper. Read the comparison → vs WhoisXML API Domain and SSL expiry on every plan For getting an alert without writing code, yes. Read the comparison → vs Domsignal Domain and SSL expiry on every plan For domain and certificate expiry alongside uptime and page-change monitoring, yes. Read the comparison → vs Assertible API checks plus certificates and uptime For teams who want continuous availability monitoring with simple content checks, yes, plus certificates, domains and page changes. Read the comparison → vs BlazeMeter API Monitoring API checks plus certificates and uptime For continuous availability checks on endpoints without adopting an enterprise testing platform, yes. Read the comparison → vs APIContext API checks plus certificates and uptime For knowing your API is up and returning the right thing, yes, far more cheaply. Read the comparison → vs New Relic Synthetics API checks plus certificates and uptime For the website and API monitoring slice, yes, at a fraction of the cost and with page-change detection included. Read the comparison → vs Treblle API checks plus certificates and uptime For knowing your API is reachable and responding correctly from outside, yes, with certificates, domains and page monitoring included. Read the comparison → vs Moesif API checks plus certificates and uptime For availability monitoring, yes — that is not really what Moesif is for. Read the comparison → vs Testfully API checks plus certificates and uptime For continuous availability monitoring with simple content checks plus certificates and domains, yes. Read the comparison → vs RapidAPI Testing API checks plus certificates and uptime For straightforward availability monitoring of any endpoint, yes, plus certificates, domains and page monitoring. Read the comparison → vs Nagios Fixed limits, nothing metered For teams who want those checks without running and maintaining a monitoring server, yes. Read the comparison → vs Zabbix Fixed limits, nothing metered For external website, certificate, domain and job monitoring without operating a platform, yes. Read the comparison → vs Prometheus Pushgateway Fixed limits, nothing metered For job monitoring without running Prometheus, Alertmanager and a Pushgateway, yes, with websites and certificates in the same account. Read the comparison → vs DNSSpy Fixed limits, nothing metered For domain expiry warnings alongside uptime, certificates and page monitoring, yes. Read the comparison → vs Hexometer Fixed limits, nothing metered For domain expiry, uptime, certificates and page-change monitoring with fixed limits and no credits, yes. Read the comparison →

Why these pages admit what we are worse at

Every comparison here has a section naming what the other tool genuinely does better, and a list of reasons to stay with them. That is not modesty. Buying monitoring on a claim that turns out to be false is how you end up with a tool you do not trust — and a refund request. We would rather lose the sale than win it on something you discover in week two.

The gaps we name most often: checks run from a single origin rather than several regions, and there are no voice-call alerts. Both are stated on the pages where they matter.

Reviews

Individual reviews

Each of these judges one tool on its own terms — what it is good at, what it costs, and who should buy something else. Our own product only appears at the end, clearly labelled.

Dotcom-Monitor 3.8/5 Capable platform, awkward packaging Host-Tracker 4.2/5 Excellent coverage, confusing ladder Pulsetic 4.1/5 Best free status pages available MonSpark 3.9/5 Impressive breadth, opaque commercially Datadog Synthetics 4.0/5 Powerful in context, costly out of it New Relic Synthetics 3.8/5 Generous platform, thin on checks Sematext Synthetics 4.3/5 Quietly excellent, especially on certificates Uptrends 4.1/5 Flexible model, needs a spreadsheet first Checkly 4.4/5 Superb for engineering teams, metered by design updown.io 4.2/5 Unbeatable on price, deliberately narrow Oh Dear 4.5/5 The deepest per-site coverage available HetrixTools 4.2/5 Exceptional free tier, built for sysadmins UptimeRobot 4.1/5 Superb free tier, awkward paid ladder Pingdom 3.9/5 Mature and capable, priced for enterprises StatusCake 4.2/5 Excellent breadth per pound, dated in places Uptime Kuma 4.4/5 The best free option, if you will run it Uptime.com 4.3/5 Strong platform, opaque until you configure it Red Sift Certificates Lite 4.6/5 The best free certificate monitoring there is TrackSSL 4.3/5 Strong specialist, priced like one CertPost 4.2/5 The right pricing model for a big estate SSLMate Cert Spotter 4.5/5 Best in class at a job most tools do not attempt KeyChest 3.8/5 Capable, but you have to ask what it costs Visualping 3.9/5 Strong tool, awkward pricing model Better Stack 4.3/5 Excellent for teams, overkill for individuals Distill.io 3.8/5 Excellent free local mode, mid-tier cloud changedetection.io 4.4/5 Outstanding if self-hosted, ordinary if not ChangeTower 3.6/5 Good archiving, average everything else Hexowatch 3.7/5 Unmatched breadth, constrained by credits Wachete 3.5/5 Strong capability, weak presentation Versionista 4.0/5 Excellent for its niche, wrong for everyone else Fluxguard 3.9/5 Powerful, technical, priced for business PageCrawl.io 3.3/5 Does the basics, little more Cronitor 4.4/5 Outstanding at cron, decent at the rest Hyperping 4.1/5 Polished and pleasant, priced accordingly Site24x7 4.0/5 Superb breadth, heavy for simple needs Freshping 3.0/5 Excellent while it lasted; plan your exit Sken.io 3.4/5 Neat and mobile-friendly, narrow in scope
See it

What an alert actually looks like

Every recorded change is compared word by word and kept with a before-and-after image. This is the real output, shown with worked example data.

competitor.com/pricing Watching: Pricing table
Pro plan — $49 per month
+ Pro plan — $39 per month
+ Save 20% with annual billing

Price fell from $49 to $39, and an annual discount was added.

2 words added · 1 removed · 4.1% of the watched region

retailer.com/product/… Watching: Availability
Out of stock
+ In stock — ships tomorrow
+ Add to basket

The item is available again and the basket button returned.

6 words added · 3 removed · 12.5% of the watched region

supplier.com/subprocessors Watching: Subprocessor list
~ Data is processed in the EUthe EU and the United States
+ Added: Northwind Analytics Inc. (United States)

A new subprocessor was added in another jurisdiction.

9 words added · 2 removed · 1.8% of the watched region

Worked example — not live data. Start monitoring free
Alerts

Where we can reach you

The free plan sends to one email address. Every paid plan adds the chat and webhook channels below, with 2 to 10 destinations depending on the plan. However many alerts you receive, the price does not change — nothing here is metered or charged per alert.

Email Before and after images inline
Browser push On a phone or desktop lock screen
RSS feed Every recorded change, as a feed
SlackPaid Through an incoming webhook
Microsoft TeamsPaid Through an incoming webhook
DiscordPaid Through an incoming webhook
TelegramPaid Straight to a chat or channel
FlockPaid Through an incoming webhook
WebhooksPaid Post to anything you run yourself

There are no voice calls and no SMS. If a phone call at 3am is a hard requirement, say so before you subscribe — we would rather tell you now than refund you later.

Still deciding?

The free plan needs no card and does not expire. Run it against a page you already care about for a week, alongside whatever you use now, and compare.