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Unlock your outbound with free tools that actually help you ship campaigns.

Fix deliverability issues, tune your copy, and sanity-check volume before you ever pay SuperSend a dollar. Every tool is built from real campaigns we run with customers.

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Browse tools by job-to-be-done:

✓

Email Verifier

Check if an address is valid before you add it to a sequence.

Bounce preventionOpen tool

⚠️

Spam Word Checker

Scan copy for words that trip spam filters before you send.

Content riskOpen tool

SPF

SPF Record Generator

Generate a correct SPF record for your sending domains.

DNS setupOpen tool

DKIM Record Generator

Create DKIM records to authenticate your cold email sends.

DNS setupOpen tool

DMARC Record Generator

Set a baseline DMARC policy to protect your domains.

DNS setupOpen tool

MX Records Checker

Verify MX records so mail can actually be delivered.

DNS healthOpen tool

📈

Email Deliverability Checker

Run quick checks on your domain + inbox configuration.

Health snapshotOpen tool

✉️

Email Subject Line Tester

Score your subject lines for clarity, curiosity, and spam risk.

CopywritingOpen tool

🧪

Spam Analyzer

Paste a full email and get instant feedback on deliverability risk.

Content analysisOpen tool

🔍

Email Finder

Locate verified email addresses for your target accounts.

ProspectingOpen tool

👥

SDR Team Size Calculator

Back into how many SDRs you need for your pipeline targets.

Capacity planningOpen tool

💰

Cold Email Revenue Calculator

Model revenue from replies, meetings, and close rates.

ROI modelingOpen tool

Automate These Checks in Every Campaign

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FAQs

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