Grow your agency.
Not your payroll.
Nexmail is the operating system for modern retention agencies. Manage more clients with the same team, cut production time, and increase profit per employee.
20x
Design 20X faster
5sec
Emails uploaded in 5 seconds
300%
Increase your team's output by 300%
Every new client used to mean another hire.
Agencies hit a capacity ceiling fast. A new client usually means another copywriter, designer, or production specialist. Nexmail removes that bottleneck so your existing account managers and strategists can produce significantly more work without adding headcount.
Manage more clients with the same team
Give strategists the production capacity of a full creative team.
Increase revenue per employee
More output per person means better margins on every retainer.
Reduce creative bottlenecks
Stop waiting on a designer's queue to hit a client deadline.
Grow without growing payroll
Take on new clients without a corresponding new hire.
Create campaign emails in minutes.
Nexmail turns your ideas into on-brand, high-converting email designs in minutes. Describe your campaign, and our AI handles the copy, design, and layout so you can hit send faster.
Describe your campaign
Share your message or goal and let AI generate the copy and design.
AI designs on-brand
Nexmail builds a beautiful, on-brand email tailored to your audience and products.
Review and export
Refine in the editor and export directly to Klaviyo, Mailchimp, or Omnisend.

Make client edits in seconds instead of hours.

The last 20-30 minutes of every email just disappeared.
- Export assets
- Slice images
- Upload assets
- Add links
- Write ALT text
- Build the email in Klaviyo
- QA everything
SmartSlicing automates the entire production step. It slices every section, attaches destination URLs, writes ALT text, optimizes image sizes, uploads directly into your ESP, and prepares the email for QA.
Analytics that are
just as advanced as your business
AdaptiveAnalytics looks at what happened and tells you what to do next. It gets sharper with every campaign you send.
Give every client advanced reporting as part of their Nexmail subscription, and reduce or replace what you pay for separate reporting tools.
Build, test, and improve your popups automatically.
GrowthForms is an on-brand popup builder that never stops testing. It keeps generating new variations and learns which ones convert best over time, all inside the same system as your campaigns.
A more affordable alternative to dedicated popup platforms, without adding another tool to your stack.
Works with your favorite tools


