Best Email Marketing for Agencies in 2026

#1 Pick

ActiveCampaignActiveCampaign gives agencies the deepest automation engine and the reporting tools to prove campaign value to clients

Price: $19/mo per client account

#1 Pick
1

ActiveCampaign

$19/mo per client account

Manage multiple client accounts with white-label reporting

Why it fits

Best automation builder for agencies that need to deliver complex funnels across different client niches

Dealbreaker

Each client needs a separate account which multiplies costs

2

Mailchimp

Free partner program / Client plans vary

Agency partner program with multi-client dashboard

Why it fits

Mailchimp and Co partner program gives you a unified dashboard to manage all client accounts

Dealbreaker

Client costs escalate fast and the platform is getting bloated

3

Brevo

Custom agency pricing

Sub-accounts and API access for white-label email services

Why it fits

Sub-account architecture was designed for agencies managing multiple brands

Dealbreaker

Agency program is less mature than Mailchimp or ActiveCampaign

4

MailerLite

$10/mo per client

Simple enough to hand off to clients who want to self-manage

Why it fits

When clients eventually want to manage their own emails, MailerLite is the easiest to train them on

Dealbreaker

No formal agency partner program or multi-account dashboard

5

Drip

$39/mo for 2,500 contacts

Revenue-focused reporting that proves ROI to ecommerce clients

Why it fits

Revenue attribution dashboards make client reporting dead simple for ecommerce brands

Dealbreaker

Only makes sense if your agency focuses exclusively on ecommerce clients

What We Looked For

  • Visual automation builder handles everything from simple welcome sequences to complex multi-branch funnels
  • Custom reporting dashboards let you white-label results and tie email performance to revenue
  • CRM integration means you can offer clients email marketing plus sales pipeline management as one service

Skip These

FlodeskNo multi-account management, no API, and no agency program
AWeberOutdated interface that does not impress clients during onboarding

Frequently Asked Questions

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