| # | Company | Category | Lowest paid | Free tier | Per-unit pricing | Open |
|---|---|---|---|---|---|---|
| 1 | 4Uptime pricing4uptime.me | website monitoring | Sales-led | No | — | |
| 2 | 66uptime pricing66uptime.com | website monitoring | Sales-led | No | — | |
| 3 | A11YBoost pricinga11yboost.com | website monitoring | Sales-led | No | — | |
| 4 | AlertBot pricingalertbot.com | website monitoring | Sales-led | No | — | |
| 5 | Apex Ping pricingapex.sh | website monitoring | Sales-led | No | — | |
| 6 | ApiChecker pricingapichecker.com | website monitoring | Sales-led | No | — | |
| 7 | Apollo.io pricingapollo.io | enrichment_apis | Sales-led | No | — | |
| 8 | Atatus pricingatatus.com | website monitoring | Sales-led | No | — | |
| 9 | Awwwsome pricingawwwsome.io | website monitoring | Sales-led | No | — | |
| 10 | Beacon pricingusebeacon.io | website monitoring | Sales-led | No | — | |
| 11 | Better Uptime pricingbetteruptime.com | website monitoring | Sales-led | No | — | |
| 12 | BoltAPI pricingboltapi.com | website monitoring | Sales-led | No | — | |
| 13 | Candum pricingcandum.com | website monitoring | Sales-led | No | — | |
| 14 | ChangeTower pricingchangetower.com | website monitoring | Sales-led | No | — | |
| 15 | CHEQ.ONLINE pricingcheq.online | website monitoring | Sales-led | No | — | |
| 16 | ClickFreeze pricingclickfreeze.io | website monitoring | Sales-led | No | — | |
| 17 | Cloudprobes pricingcloudprobes.com | website monitoring | Sales-led | No | — | |
| 18 | Code Hawk pricingcodehawk.io | website monitoring | Sales-led | No | — | |
| 19 | Cronitor pricingcronitor.io | website monitoring | Sales-led | No | — | |
| 20 | Cyberangels ONE pricingcyberangels.it | website monitoring | Sales-led | No | — | |
| 21 | Dareboost pricingdareboost.com | website monitoring | Sales-led | No | — | |
| 22 | DebugBear pricingdebugbear.com | website monitoring | Sales-led | No | — | |
| 23 | Deep Dive Duck pricingdeepdiveduck.com | website monitoring | Sales-led | No | — | |
| 24 | DevMonitor.io pricingdevmonitor.io | website monitoring | Sales-led | No | — | |
| 25 | diib pricingdiib.com | website monitoring | Sales-led | No | — | |
| 26 | Direct Insight pricingdirectinsight.io | website monitoring | Sales-led | No | — | |
| 27 | Distill pricingdistill.io | website monitoring | Sales-led | No | — | |
| 28 | Domain Monitor pricingdomain-monitor.io | website monitoring | Sales-led | No | — | |
| 29 | Dotcom Monitor pricingdotcom-monitor.com | website monitoring | Sales-led | No | — | |
| 30 | Dotcom-Tools pricingdotcom-tools.com | website monitoring | Sales-led | No | — | |
| 31 | DownNotifier.com pricingdownnotifier.com | website monitoring | Sales-led | No | — | |
| 32 | DTEKT pricingdtekt.io | website monitoring | Sales-led | No | — | |
| 33 | Easyping pricingeasyping.io | website monitoring | Sales-led | No | — | |
| 34 | Epic Ping pricingepicping.com | website monitoring | Sales-led | No | — | |
| 35 | ESL Ranks Pro pricingeslrankspro.com | website monitoring | Sales-led | No | — | |
| 36 | EzUptime pricingezuptime.com | website monitoring | Sales-led | No | — | |
| 37 | FlatGA pricingflatga.io | website monitoring | Sales-led | No | — | |
| 38 | Flowtest.ai pricingflowtest.ai | website monitoring | Sales-led | No | — | |
| 39 | Freshping pricingfreshworks.com | website monitoring | Sales-led | No | — | |
| 40 | Fyipe pricingfyipe.com | website monitoring | Sales-led | No | — | |
| 41 | GTmetrix pricinggtmetrix.com | website monitoring | Sales-led | No | — | |
| 42 | Heurix pricingheurix.io | website monitoring | Sales-led | No | — | |
| 43 | Hexometer pricinghexometer.com | website monitoring | Sales-led | No | — | |
| 44 | Hexowatch pricinghexowatch.com | website monitoring | Sales-led | No | — | |
| 45 | Hydrozen.io pricinghydrozen.io | website monitoring | Sales-led | No | — | |
| 46 | Hyperping pricinghyperping.io | website monitoring | Sales-led | No | — | |
| 47 | ImmuniWeb pricingimmuniweb.com | website monitoring | Sales-led | No | — | |
| 48 | IndexPlease pricingindexplease.com | website monitoring | Sales-led | No | — | |
| 49 | KissFront pricingkissfront.com | website monitoring | Sales-led | No | — | |
| 50 | Kit.domains pricingkit.domains | website monitoring | Sales-led | No | — |
