Cold email subjects
that get opened

Describe your offer and audience. Get 5 battle-tested subject lines in under 5 seconds — no account, no credit card.

35–60% open rates Any niche or industry 1-click copy

See example output

Example output — AI onboarding tool → VP Customer Success at B2B SaaS

Subject lines generated — ready to copy

✦ 5 subject lines generated AI onboarding tool → VP Customer Success · 100–500 employees

Saw your post about onboarding drop-off — had an idea

Hi Sarah, I was looking at your LinkedIn post about...

now

How Intercom cut churn 40% with one onboarding change

I thought this case study would be relevant to your team...

now

Quick question about [Company]'s onboarding flow

I was looking at how you onboard users and noticed...

now

Worth a 10-min call this Thursday?

I have a specific idea for your activation rate that...

now

[First name], the subject line that got 61% opens

I wanted to share the exact template we used to achieve...

now

Generate yours now

Cold Email Subject Line Generator

Describe your offer & target audience — more detail = better subject lines

Include: job title · company size · pain point you solve 0 / 2000

Free · No account · Ctrl+Enter to generate

How it works

Three steps to a higher open rate

Describe your offer

Tell the AI what you sell and who you target. The more specific, the better the output.

AI writes 5 variants

Each uses a different angle — curiosity, value, pain point, social proof, direct question.

Copy & test

Click copy, paste into your campaign, and watch open rates climb.

The subject line is 80% of your cold email

Average cold email open rate is 21%. Top performers hit 45–60%. The difference is almost entirely in the subject line.

47%

of people decide to open based on subject line alone

69%

mark email as spam based on subject line

3×

higher reply rate with a personalised subject line

FAQ

Common questions

Yes — completely free, no signup, no credit card. We offer an optional $9 one-time pack with 100+ curated subject lines if you want more.

As specific as possible. "I help SaaS companies" gives generic lines. "I help B2B SaaS CFOs automate expense reporting at 50–500 employee companies" gives lines that hit home.

Yes. The AI explicitly avoids FREE, GUARANTEED, %, and other spam triggers. Every line is designed to land in the primary inbox.

Any B2B industry — SaaS, agencies, consulting, recruiting, financial services. Describe your offer and it adapts.

Yes — write your input in any language and the output matches. Works in Spanish, French, German, Portuguese, and most major languages.