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Best Hardenize Alternatives in 2026

Updated

20 apps from DNS monitoring software ranked against Hardenize on the same published basis.

  1. 1
    Visual Sentinel Free plan AndroidapiiOSWeb $4.50/mo7.9
    Hardenize vs Visual Sentinel
  2. 2
    Dynatrace Kubernetes Monitoring Free trial AndroidapiiOSLinuxself-hosted $1.40/mo7.8
    Hardenize vs Dynatrace Kubernetes Monitoring
  3. 3
    Paessler PRTG Network Monitor Free plan AndroidapiiOSLinuxMac $16.67/mo7.8
    Hardenize vs Paessler PRTG Network Monitor
  4. 4
    StatusDrift Free plan AndroidapiiOSWeb $12,129/mo7.8
    Hardenize vs StatusDrift
  5. 5
    Dotcom-Monitor Free plan WebWinLinuxiOSAndroid $13.33/mo7.7
    Hardenize vs Dotcom-Monitor
  6. 6
    TLDTrack Free plan WebiOSAndroid £9/mo7.6
    Hardenize vs TLDTrack
  7. 7
    ManageEngine Applications Manager Free plan AndroidiOSLinuxWebWin $32.92/mo7.4
    Hardenize vs ManageEngine Applications Manager
  8. 8
    ThousandEyes DNS Monitoring Free trial AndroidapiiOSLinuxMac 6.9
    Hardenize vs ThousandEyes DNS Monitoring
  9. 9
    DNS Check Free plan apiWeb $8/mo6.3
    Hardenize vs DNS Check
  10. 10
    DomainWarn Free plan apiextensionWeb €15.83/mo6.3
    Hardenize vs DomainWarn
  11. 11
    UpGex DNS Monitoring Free plan Web $8.33/mo6.3
    Hardenize vs UpGex DNS Monitoring
  12. 12
    Checkmate Free plan apiLinuxMacself-hostedWeb Free6.2
    Hardenize vs Checkmate
  13. 13
    DriftWatch Free plan apiWeb $29/mo6.2
    Hardenize vs DriftWatch
  14. 14
    Nagios XI Free plan apiLinuxself-hostedWeb Free6.2
    Hardenize vs Nagios XI
  15. 15
    dnshealth_exporter Free plan Linuxself-hosted Free6.1
    Hardenize vs dnshealth_exporter
  16. 16
    Domain Monitor Free plan Web £6.39/mo6.1
    Hardenize vs Domain Monitor
  17. 17
    Metric Tower Free plan apiself-hostedWeb Free6.1
    Hardenize vs Metric Tower
  18. 18
    Zabbix Free trial apiLinuxMacself-hostedWeb 5.7
    Hardenize vs Zabbix
  19. 19
    ZoneWatcher Free trial apiWeb $1.17/mo5.5
    Hardenize vs ZoneWatcher
  20. 20
    Datadog DNS Monitoring Free trial apiLinuxWeb $5/mo5.4
    Hardenize vs Datadog DNS Monitoring

Hardenize alternatives compared

#AppScoreFree planFromRuns on
1Visual Sentinel7.9Free plan$4.50/moAndroid, API, iOS, Web
2Dynatrace Kubernetes Monitoring7.8No$1.40/moAndroid, API, iOS, Linux, self-hosted, Web
3Paessler PRTG Network Monitor7.8Free plan$16.67/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
4StatusDrift7.8Free plan$12,129/moAndroid, API, iOS, Web
5Dotcom-Monitor7.7Free plan$13.33/moWeb, Windows, Linux, iOS, Android
6TLDTrack7.6Free plan£9/moWeb, iOS, Android
7ManageEngine Applications Manager7.4Free plan$32.92/moAndroid, iOS, Linux, Web, Windows
8ThousandEyes DNS Monitoring6.9No—Android, API, iOS, Linux, Mac, self-hosted, Web, Windows
9DNS Check6.3Free plan$8/moAPI, Web
10DomainWarn6.3Free plan€15.83/moAPI, Browser, Web
11UpGex DNS Monitoring6.3Free plan$8.33/moWeb
12Checkmate6.2Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
13DriftWatch6.2Free plan$29/moAPI, Web
14Nagios XI6.2Free planFreeAPI, Linux, self-hosted, Web
15dnshealth_exporter6.1Free planFreeLinux, self-hosted
16Domain Monitor6.1Free plan£6.39/moWeb
17Metric Tower6.1Free planFreeAPI, self-hosted, Web
18Zabbix5.7No—API, Linux, Mac, self-hosted, Web, Windows
19ZoneWatcher5.5No$1.17/moAPI, Web
20Datadog DNS Monitoring5.4No$5/moAPI, Linux, Web
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Questions about Hardenize alternatives

What is the best alternative to Hardenize?

Visual Sentinel, number 1 in DNS monitoring software with a score of 7.9 out of 10. The others here: Dynatrace Kubernetes Monitoring, Paessler PRTG Network Monitor, StatusDrift and 16 more.

What is the best free alternative to Hardenize?

Visual Sentinel is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.