Dev tools · alternatives · 2026
24 alternatives to Litmus Extension
Test HTML emails on your desktop or in your email provider
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Litmus Extension launched in 2017; newer entries below may have overtaken it.
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HTML Email▲783Responsive HTML email templates for startups & developers
2016 · htmlemail.io · its alternatives →
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Preview, analyze & test emails with one click
2022 · inboxpirates.com · its alternatives →
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TextCraft AI▲181Smart inbox, smart emails - AI at your service
2023 · chromewebstore.google.com · its alternatives →
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Litmus device testing for Sendwithus transactional email
2016 · dyspatch.io · its alternatives →
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GlockApps▲98Test where your email will appear: Inbox or Spam
2015 · glockapps.com · its alternatives →
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Pretty and formatted emails just one shortcut command away
2021 · chromewebstore.google.com · its alternatives →
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Lavender▲233A complete AI toolkit for amazing 1:1 emails in your inbox.
2020 · lavender.ai · its alternatives →
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Know the sender's company by adding favicons to Gmail
2017 · chromewebstore.google.com · its alternatives →
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Save emails as full-length screenshots or PDFs for free
2020 · chromewebstore.google.com · its alternatives →
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Check the markup of HTML emails and newsletters
2016 · htmlemailcheck.com · its alternatives →
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html.contact▲123A full form backend you can test before paying
Jul 2026 · html.contact · its alternatives →
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Save links for later and share with one click
2016 · chromewebstore.google.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →