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Best Big Sister Alternatives in 2026

Updated

20 platforms from network monitoring ranked against Big Sister on the same published basis.

  1. 1
    Obkio Free plan AndroidapiiOSLinuxMac Free8.2
    Big Sister vs Obkio
  2. 2
    Paessler PRTG Network Monitor Free plan AndroidapiiOSLinuxMac $16.67/mo8.1
    Big Sister vs Paessler PRTG Network Monitor
  3. 3
    Centreon Free plan apiLinuxself-hostedWebWin €0.19/mo7.9
    Big Sister vs Centreon
  4. 4
    ManageEngine OpManager Free plan AndroidapiiOSLinuxself-hosted $7.92/mo7.9
    Big Sister vs ManageEngine OpManager
  5. 5
    NetXMS Free plan AndroidapiLinuxMacself-hosted Free7.9
    Big Sister vs NetXMS
  6. 6
    SoftPerfect Bandwidth Manager Free plan LinuxMacWin Free7.9
    Big Sister vs SoftPerfect Bandwidth Manager
  7. 7
    Checkmk Free plan apiLinuxMacself-hostedWeb $275/mo7.8
    Big Sister vs Checkmk
  8. 8
    EMCO Ping Monitor Free plan WebWin Free7.7
    Big Sister vs EMCO Ping Monitor
  9. 9
    WhatsUp Gold Free plan apiself-hostedWebWin Free7.6
    Big Sister vs WhatsUp Gold
  10. 10
    WhatsUp Gold Free trial apiself-hostedWebWin $72.17/mo7.6
    Big Sister vs WhatsUp Gold
  11. 11
    Colasoft Capsa Free plan Win Free7.4
    Big Sister vs Colasoft Capsa
  12. 12
    Domotz Free trial AndroidapiiOSLinuxMac $1.50/mo7.4
    Big Sister vs Domotz
  13. 13
    Fing Security Free plan AndroidapiiOSLinuxMac $5.83/mo7.4
    Big Sister vs Fing Security
  14. 14
    ntopng Free plan apiLinuxMacself-hostedWeb Free7.3
    Big Sister vs ntopng
  15. 15
    Site24x7 Network Monitoring Free trial AndroidapiiOSLinuxMac $42/mo7.3
    Big Sister vs Site24x7 Network Monitoring
  16. 16
    FastNetMon Free trial apiLinuxMacself-hostedWeb $60/mo7.2
    Big Sister vs FastNetMon
  17. 17
    Ganglia Free plan LinuxMacself-hostedWebWin Free7.1
    Big Sister vs Ganglia
  18. 18
    GlassWire Free plan AndroidWebWin $2.99/mo7.1
    Big Sister vs GlassWire
  19. 19
    Intermapper Free trial apiLinuxMacself-hostedWeb 7.1
    Big Sister vs Intermapper
  20. 20
    LibreNMS Free plan AndroidapiiOSLinuxself-hosted Free7.1
    Big Sister vs LibreNMS

Big Sister alternatives compared

#PlatformScoreFree planFromRuns on
1Obkio8.2Free planFreeAndroid, API, iOS, Linux, Mac, Web, Windows
2Paessler PRTG Network Monitor8.1Free plan$16.67/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
3Centreon7.9Free plan€0.19/moAPI, Linux, self-hosted, Web, Windows
4ManageEngine OpManager7.9Free plan$7.92/moAndroid, API, iOS, Linux, self-hosted, Web, Windows
5NetXMS7.9Free planFreeAndroid, API, Linux, Mac, self-hosted, Web, Windows
6SoftPerfect Bandwidth Manager7.9Free planFreeLinux, Mac, Windows
7Checkmk7.8Free plan$275/moAPI, Linux, Mac, self-hosted, Web, Windows
8EMCO Ping Monitor7.7Free planFreeWeb, Windows
9WhatsUp Gold7.6Free planFreeAPI, self-hosted, Web, Windows
10WhatsUp Gold7.6$72.17/moAPI, self-hosted, Web, Windows
11Colasoft Capsa7.4Free planFreeWindows
12Domotz7.4$1.50/moAndroid, API, iOS, Linux, Mac, Web, Windows
13Fing Security7.4Free plan$5.83/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
14ntopng7.3Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
15Site24x7 Network Monitoring7.3$42/moAndroid, API, iOS, Linux, Mac, Web, Windows
16FastNetMon7.2$60/moAPI, Linux, Mac, self-hosted, Web
17Ganglia7.1Free planFreeLinux, Mac, self-hosted, Web, Windows
18GlassWire7.1Free plan$2.99/moAndroid, Web, Windows
19Intermapper7.1API, Linux, Mac, self-hosted, Web, Windows
20LibreNMS7.1Free planFreeAndroid, API, iOS, Linux, self-hosted, Web
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Questions about Big Sister alternatives

What is the best alternative to Big Sister?

Obkio, number 1 in network monitoring with a score of 8.2 out of 10. The others here: Paessler PRTG Network Monitor, Centreon, ManageEngine OpManager and 16 more.

What is the best free alternative to Big Sister?

Obkio 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 on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.