Best Email Marketing for Agencies (2026)

Platforms for sending newsletters, building automations, and growing your email list. The highest-ROI marketing channel for most SMBs.

Agencies juggle multiple clients, multiple projects, and multiple billing cycles. Your tools need multi-account support, client-facing features, and pricing that doesn't destroy your margins as you scale.

The Sultan's Pick for Agencies: ActiveCampaign

ActiveCampaign handles complex multi-client automation workflows that simpler tools can't touch. Agencies running drip campaigns across multiple accounts need this level of sophistication.

A
#1 ActiveCampaign
8.5

The most powerful email automation platform for SMBs. The automation builder handles complex multi-step workflows that would require enterprise tools elsewhere. Steeper learning cu...

C
#2 Campaign Monitor
6.5

Premium email templates and a solid visual builder. Agencies love the client management features. Everyone else should look at cheaper alternatives first.

M
#3 Mailchimp
7.4

The household name in email marketing. The free plan got gutted, the pricing got aggressive, and Intuit's acquisition added bloat. Still works, but the value equation has shifted.

B
#4 Brevo (Sendinblue)
7.6

All-in-one marketing platform with email, SMS, chat, and CRM at a fraction of HubSpot's price. The email builder is solid, and the pricing model (based on emails sent, not contacts...

K
#5 Kit (ConvertKit)
Sultan's Pick
8.3

Built for creators, not corporations. The best email platform for newsletters, digital products, and audience building. Simple automations, excellent deliverability, and a creator-...