Life & fun · alternatives · 2026
24 alternatives to Postmark Spam Check
A free tool to easily check your SpamAssasin Score
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Postmark Spam Check launched in 2015; newer entries below may have overtaken it.
- 1
Instantly check an email
2015 · spamcheck.postmarkapp.com · its alternatives →
- 2
Spam Check▲93A free JSON API to check your email messages' spam scores
2015 · spamcheck.postmarkapp.com · its alternatives →
- 3
You've Got Spam▲305A new tool that lets you spam back the spammer
2020 · youvegotspam.mschfmag.com · its alternatives →
- 4
Unspam AI▲385See how your subscribers read your emails with our AI inbox
2024 · unspam.email · its alternatives →
- 5
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Warmup Inbox▲204Free email spam checker & inbox placement tester
2023 · warmupinbox.com · its alternatives →
- 7
Detect and remove spam words in your emails
2022 · mailmeteor.com · its alternatives →
- 8
Send spam-free, high-converting emails
2020 · app.autoklose.com · its alternatives →
- 9
Unspam.email▲299Email spam checker and newsletter heatmap prediction.
2020 · unspam.email · its alternatives →
- 10
- 11
Reddit Check▲126A tool to check if a URL is on Reddit and going viral
2016 · chromewebstore.google.com · its alternatives →
- 12
Find out what's lurking in your backlink profile.
2019 · linkgraph.com · its alternatives →
- 13
Identify spam signups & bad actors
2017 · app.clearbit.com · its alternatives →
- 14
Yes, it's open source: https://github.com/lissy93/web-check :) Why I'm building this? There are a lot of tools out there for discovering meta and security data relating to a website, IP or server. But currently, there isn't anything that does everything, all in one place and without a paywall/ user sign up. It's still a WIP, and I'm working on a new version, with some more comprehensive checks, so any feedback would be much appreciated :)
2024 · v1.web-check.xyz · its alternatives →
- 15
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- 17SS
2011 · spamscore.me · its alternatives →
- 18
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- 20
Free report for improving deliverability of your email
2015 · mail-tester.com · its alternatives →
- 21
We built Valohai LLM for tracking and comparing LLM evaluation results. Whether your evals live in notebooks and spreadsheets, or you're using an observability tool that wasn't built for comparison, this gives you a purpose-built eval comparison dashboard. Run evals with a Python library (pip install valohai-llm), results stream in, and you can compare up to 6 configurations side by side. Group by any dimension (model, category, difficulty) to see where each model excels. It doesn't do tracing or production observability, for now just eval tracking and comparison. What's cool is that you can…
2020 · valohai.com · its alternatives →
- 22
Vetter▲134Test if your emails will be spammed, using real accounts.
2020 · vetter.monsoonyeti.com · its alternatives →
- 23
SpamSieve▲71Add powerful spam filtering to your Mac’s e-mail client
2018 · c-command.com · its alternatives →
- 24
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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 →