Works with Brevo
Spam Score Checker for Brevo: Free Online Tool
→ Open the free Spam Score CheckerNo signup. 5 free checks a day. Works with any Brevo campaign.
Brevo's built-in tools cover the basics, but the spam score checker workflow often benefits from a dedicated check before sending. Pre-send spam-trigger analysis catches issues before they impact your sender reputation. Free rule-based scoring combined with a Naive Bayes classifier identifies precisely which content triggers fire.
Why pre-process before uploading to Brevo
Brevo's pre-send check is binary (likely spam / probably fine) without exposing the specific triggers. Detailed rule-based scoring catches deliverability issues earlier.
Step-by-step: spam-trigger analysis for Brevo
- Paste your campaign HTML into the free SpamCipher spam score checker
- 60+ rules evaluate subject patterns, body keywords, header completeness, link density, HTML structure, image-to-text ratio, and authentication signals
- A Naive Bayes classifier trained on 50,000+ labeled messages provides a complementary spam-probability score
- Review the rule-by-rule breakdown and fix triggers before sending via Brevo
Brevo-specific deliverability quirks to know
Brevo (formerly Sendinblue) maintains a free tier with 300 emails/day. Their internal deliverability score is calculated post-send; pre-send hygiene is your responsibility.
Frequently asked questions
Does Brevo include a built-in spam score checker?
Brevo provides basic functionality but lacks granular control. Brevo's pre-send check is binary (likely spam / probably fine) without exposing the specific triggers. Detailed rule-based scoring catches deliverability issues earlier.
Is there a free way to spam-trigger analysis for Brevo campaigns?
Yes. The free SpamCipher Spam Score Checker scores the HTML you paste against 60+ spam rules and an AI classifier, with no signup and 5 free checks a day. Fix what it flags, then send the campaign from Brevo.
What image size limit does Brevo enforce?
Brevo accepts uploads up to 2000 KB per image and recommends a max width of 600px for email body width. Supported formats: JPG, PNG, GIF.
Does Brevo verify SPF, DKIM, and DMARC automatically?
Brevo requires DNS verification (SPF + DKIM) before sending. DMARC monitoring is offered in their paid tiers only.
What about subject line analysis for Brevo?
Brevo offers basic subject line preview across clients but no spam-trigger lexicon, length scoring, or sentiment analysis. Use the free subject line analyzer for length scoring, spam-trigger detection, and sentiment analysis before pasting into Brevo.
Related free tools
While preparing your Brevo campaign, you may also want:
- Image Compressor — also free, browser-based, optimized for email marketers
- GIF Compressor — also free, browser-based, optimized for email marketers
- CSS Inliner — also free, browser-based, optimized for email marketers
- Inbox Preview — also free, browser-based, optimized for email marketers
Spam Score Checker also works with
