Email is where most AI writing tools get judged, because a bad sentence in someone's inbox is far more visible than a weak blog line. We tested the leading email-focused tools on the two jobs that matter: writing cold outreach that doesn't sound robotic, and drafting support replies that stay on-brand.
Our shortlist: Copy AI for sales sequences, Jasper for marketing email, and Written for support responses. Here is how each performed.
No single tool wins every email job. Copy AI is best for repeatable sales outreach, Jasper for polished marketing sequences, and Written for high-volume support. Pick by the email type you send most.
Get Free AI Resources →Quick Verdict
Bottom line: If you send cold sales email, Copy AI's workflows save the most time. If you run nurture/marketing sequences, Jasper's brand voice is tighter. If support volume is your pain, Written is built for that specific job.
Best for: Revenue and support teams who send high volumes of similar emails and want consistent quality without writing every one by hand.
Pricing & Plans (2026)
Pricing varies a lot across the tools we tested, so here are the current entry points:
| Tool | Starting price | Notes |
|---|---|---|
| Copy AI | $29/mo (Chat) | 5 seats, unlimited chat words; workflow plans from $1,000/mo |
| Jasper | $59/mo (Creator) | 1 seat, unlimited words; Pro $69/mo, Business custom |
| Written | Custom (quote-based) | Priced per support team; no public self-serve tier |
Most of these are seat-based, so cost scales with team size rather than email volume. Start free where available, then move to the cheapest paid plan once you hit the daily cap.
How We Tested
We sent real prompts for each email type and scored the drafts on tone, edit time, and whether they were safe to send with only light changes. All three tools produced usable first drafts; they differ in where they shine.
Copy AI for Sales Emails
Copy AI's Workflows let you templatize a whole outreach sequence — research the prospect, write the hook, branch by industry — and rerun it per lead. For high-volume cold outreach this beats hand-writing every email. Drafts were good, not perfect, but the automation is the point.
Jasper for Marketing Sequences
Jasper's strength is brand-voice consistency across a long nurture sequence. Once you train the voice, every email reads like the same person wrote it. We found it stronger than Copy AI for polished marketing copy, weaker for raw automation.
Written for Support Responses
Written is purpose-built for support: it drafts replies from your help docs and keeps tone empathetic and consistent. It is quote-priced for support teams rather than self-serve, which makes sense given the enterprise focus.
Comparison Table
| Tool | Best for | Starts at | Self-serve? |
|---|---|---|---|
| Copy AI | Sales outreach workflows | $29/mo (Chat) | Yes |
| Jasper | Marketing sequences | $49/mo (Creator) | Yes |
| Written | Support responses | Custom quote | No (sales-led) |
How to Choose
Match the tool to your highest-volume email type. Send lots of cold outreach → Copy AI. Run branded nurture sequences → Jasper. Drowning in support tickets → Written. Most teams only need one, so start with a free trial of the one that fits your main use case.
Start with the tool that matches your main email type. Copy AI and Jasper both have low-cost entry plans; Written requires a sales conversation.
Browse Free AI Resources →Frequently asked questions
What is the best AI email writing tool in 2026?
Copy AI (from $29/mo) leads for cold sales emails, Jasper (from $59/mo) for marketing sequences with brand voice, and lighter tools handle support replies. Match the tool to the email type you send most.
Can AI write cold emails that get replies?
Yes, when you feed it real prospect research. AI-personalized first lines and clear one-ask structures outperform generic blasts, but deliverability and list quality still decide most outcomes.
Are AI email tools worth it for small teams?
If you send more than a few dozen emails weekly, yes. The time saved on drafting and A/B variants typically covers the $29–$69/month cost within the first campaign.
How we test
Every tool on this page was used hands-on for real tasks — not skimmed from a press release. We sign up, run the actual workflow (write, generate, audit, or edit), and note where it helps and where it doesn't. Prices are checked against each vendor's site and marked "approximate" when they change often. We only recommend tools we'd genuinely use ourselves, and some links are affiliate links that cost you nothing extra.