Email Spam Checker
For Gmail/Outlook
Free email spam checker to see if your emails land in the inbox or spam, identify deliverability issues, and understand what to fix before sending.
How does this email spam checker work?
Our email spam checker provides a quick way to identify common deliverability issues before you send
Click & Install
It takes two seconds to set up and is instantly available on all major email service providers.
Instant Diagnosis
A color-coded meter materializes beside every campaign, with green meaning profit or red meaning panic.
Diagnose the Damage
The meter combines content warnings, domain toxicity, and live engagement into a deliverability score.
Immediate Solution
Hit Fix Now to go to EmailWarmup — we’ll take care of fixing your deliverability and get that meter to green.
Why do emails go to spam?
Spam placement usually results from multiple factors working together, not just one issue.
Your content is spammy
Your content contains trigger words, misleading subject lines, or poor formatting.
No email authentication
You’ve missed SPF, DKIM, or DMARC records, so email services can’t authenticate you.
You have a bad sender reputation
There are spam complaints and high bounce rates on the emails you’ve sent so far.
There’s low engagement
You have poor open/click rates or you’re sending to inactive users.
How to fix spam issues and start landing in the inbox?
Fixing spam issues depends on what is causing them.
In some cases, warmup helps rebuild sender reputation. In others, the issue may come from authentication gaps, poor list quality, or sending patterns.
The most effective approach is to identify all contributing factors and fix them all together, rather than relying on a single tactic.
I have an email draft ready. How do I check if it will go to the inbox?
Copy your email draft in this box to see your spam score in real time, detect and remove spam words
Spam Checker
Copy/Past an email message to detect and remove spam words.
Email Spam Word Marked Red
Hear out From our clients
See what our clients has to say about our services and experience.
43%
Higher open rates
2.8x
Open Rate
500k
Monthly Emails
Love how the personalized warmup plugs right into our email marketing software—warming up flows and campaigns so our emails land in the inbox, not promotions.
Guillermo — CEO
62%
Higher open rates
3.5x
CTR Rate
17M
Monthly Messages
58%
Higher open rates
2.2x
Leads Converted
3M
Monthly Emails
Honestly surprised—within the first week their consultants jumped on a call, got us off the blacklist, and boosted our Google Postmaster reputation. Way beyond what we expected.
Maral — Marketing Manager
Got Questions?
We Got Answers
Here’s everything you need to know about Email warm up,
from features to getting started. deliverability for Free.
