The honest take

The AI sales email coach. Score, fix, and improve every email before you hit send.

Who it's for: BDRs, SDRs, and account execs who write a lot of cold email and want to reply more often.

Key features

Score Email scoring

Lavender scores your email 0-100 in real-time based on what actually drives replies. Tells you exactly what to fix.

Rewrite AI rewrite

Highlight any sentence, get 3 rewrites that are more likely to convert. Learns your style over time.

Personalize Prospect research

Paste a LinkedIn URL, get a one-pager of relevant facts, recent posts, and pain points to weave into your email.

Inbox Works where you work

Browser extension for Gmail, Outlook, Outreach, SalesLoft, HubSpot. No new tab to switch to.

Pros and cons

✓ What works

Scoring system actually correlates with reply rates
AI rewrites are surprisingly on-voice
Free tier (10 emails/mo) lets you test risk-free
The team ships new coaching signals weekly

✗ What doesn't

Best for cold outbound — not as useful for nurture emails
Browser extension can conflict with some CRMs
No mobile app
Coaching advice can feel basic for senior reps

Verdict

Lavender is the single highest-ROI sales tool on this list. Average user sees a 2-3x lift in reply rates within 30 days. The free tier is enough to test on your next 10 sends.

💡 Transparency: This review contains affiliate links. If you sign up through our link, we may earn a commission at no cost to you. We only recommend tools we use ourselves. Full disclosure.