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Home Assistant vs TP-Link Kasa

Home Assistant logo

Home Assistant

Software

Open source home automation that puts local control and privacy first

From
Free
Rated
-
Full reviewWebsite
TP-Link Kasa logo

TP-Link Kasa

Software

Affordable smart home devices with easy setup

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Home Assistant has a free tier, so it costs nothing to try first.
  • Each has a real cost: Home Assistant add-ons run only on Home Assistant Operating System installations, and Container installations have no access to them; TP-Link Kasa devices are sold individually rather than as a subscription, for example the Smart Video Doorbell Camera costs 49.99 USD and the 4-pack Smart Light Bulb costs 39.99 USD
  • They diverge on capability: Home Assistant covers Local Control, TP-Link Kasa covers Affordable.

Where they differ

Only the attributes on which Home Assistant and TP-Link Kasa actually diverge.

Attributes where Home Assistant and TP-Link Kasa differ
AttributeHome AssistantTP-Link Kasa
Starting priceFreeOn request
Pricing modelopen-sourceone-time
Free tierYesNo
PlatformsLinux, Docker, Raspberry Pi, MacOS, WindowsIOS, Android, Web
Founded20131996

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Home Assistant

  • Local Control
  • Privacy First
  • Automation Engine
  • Custom Integrations
  • 150+ integrations
  • Voice Control
  • Mobile App
  • REST API

Only in TP-Link Kasa

  • Affordable
  • No Hub Required
  • Energy Monitoring
  • Scheduling
  • Alexa
  • Google Home
  • SmartThings
  • IFTTT

What people use each for

The jobs each tool is most often brought in to do.

Home Assistant

  • Home automationnot TP-Link Kasa
  • Energy monitoring
  • Security systemsnot TP-Link Kasa
  • Device integrationnot TP-Link Kasa

TP-Link Kasa

  • Energy monitoring
  • Automationnot Home Assistant
  • Voice controlnot Home Assistant
  • Budget smart homenot Home Assistant

Both are used for energy monitoring, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Home Assistant

  • Add-ons run only on Home Assistant Operating System installations, and Container installations have no access to them
  • Thread and Z-Wave are controlled by add-ons, so a Container install has no out-of-the-box support for either
  • A Container installation means bringing your own Linux host with Docker and handling updates by hand
  • The recommended install path expects dedicated hardware such as a Raspberry Pi 4 or 5 with at least 2 GB of RAM, an Odroid, or an x86-64 machine
  • Every documented hardware option requires a wired Ethernet connection

TP-Link Kasa

  • Devices are sold individually rather than as a subscription, for example the Smart Video Doorbell Camera costs 49.99 USD and the 4-pack Smart Light Bulb costs 39.99 USD

Pricing, plan by plan

Home Assistant

Free
  • Community EditionFree
    • Unlimited devices
    • Full automation
    • Local control

TP-Link Kasa

On request
  • Smart Plug$10/month
    • WiFi
    • Voice control
    • Scheduling
  • Smart Switch$20/month
    • In-wall installation
    • Dimming
    • 3-way support

Which should you pick?

Choose Home Assistant if

  • You need local control.
  • You want to start without paying.
  • You work on Linux, Docker, Raspberry Pi, MacOS, Windows.
  • You also want privacy first.
Home Assistant review

Choose TP-Link Kasa if

  • You need affordable.
  • You work on IOS, Android, Web.
  • You also want no hub required.
TP-Link Kasa review

Questions people ask

Is Home Assistant or TP-Link Kasa better?
Neither clearly leads. Home Assistant starts at Free and TP-Link Kasa at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Home Assistant or TP-Link Kasa?
Home Assistant has a free tier; the other does not. Paid plans start at Free for Home Assistant and On request for TP-Link Kasa.
Does Home Assistant or TP-Link Kasa run on more platforms?
Home Assistant runs on Linux, Docker, Raspberry Pi, MacOS, Windows. TP-Link Kasa runs on IOS, Android, Web.
Can I use Home Assistant for free?
Yes. Home Assistant has a free tier, so you can try it without paying. TP-Link Kasa starts at On request.
What is Home Assistant best used for?
Home Assistant is most often used for home automation, energy monitoring, security systems, device integration. Of those, home automation and security systems are not what TP-Link Kasa is typically brought in for.
What can Home Assistant do that TP-Link Kasa cannot?
Home Assistant covers Local Control, Privacy First, Automation Engine, Custom Integrations. TP-Link Kasa covers Affordable, No Hub Required, Energy Monitoring, Scheduling.
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