TP-Link Kasa Smart Plug Review: The $13 Smart Plug That Works Everywhere
The Kasa HS103 is the smart plug most people should buy. $13, works with every ecosystem, no hub, reliable. The energy monitoring version (HS103P4) is $20 and worth it for power users.
What we like
- +$13 is the floor for reliable smart plugs
- +Works with Alexa, Google, SmartThings
- +No hub required
- +Compact design
What we don't
- −No energy monitoring (HS103)
- −WiFi only (no Thread)
- −Plastic, not pretty
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<p class="text-ink-400 text-sm">Last updated: September 2, 2026 · Tested for: 170 days</p>
<h2>The 60-second take</h2>
<p>The Kasa HS103 is the smart plug most people should buy. $13, works with every ecosystem, no hub, reliable. The energy monitoring version (HS103P4) is $20 and worth it for power users.</p>
<h2>Why this stands out</h2>
<p>$13 is the floor for reliable smart plugs. Works with Alexa, Google, SmartThings. No hub required</p>
<Newsletter variant="inline" title="Want me to email you when prices drop?" description="Free weekly deals email. Tested products, current prices, no spam." />
<h2>What I liked</h2>
<ol>
<li>$13 is the floor for reliable smart plugs</li>
<li>Works with Alexa, Google, SmartThings</li>
<li>No hub required</li>
<li>Compact design</li>
</ol>
<h2>What I didn't like</h2>
<ol>
<li>No energy monitoring (HS103)</li>
<li>WiFi only (no Thread)</li>
<li>Plastic, not pretty</li>
</ol>
<h2>Who should buy</h2>
<p>First-time smart home buyers | Renters (cheap, replaceable) | Anyone with Alexa, Google, or SmartThings</p>
<h2>Final verdict</h2>
<p>The Kasa HS103 is the smart plug most people should buy. $13, works with every ecosystem, no hub, reliable. The energy monitoring version (HS103P4) is $20 and worth it for power users.</p>
<MasterclassCTA />
<p class="text-ink-400 text-xs mt-8"><em>Disclosure: This review contains affiliate links. If you buy through our links, we may earn a commission at no extra cost to you. We tested this product for 170 days.</em></p>
Our verdict
The Kasa HS103 is the smart plug most people should buy. $13, works with every ecosystem, no hub, reliable. The energy monitoring version (HS103P4) is $20 and worth it for power users.
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