Plunk vs Sendloop

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Plunk

See full pricing history

USD · US · source: www.useplunk.com

Plan	Pricing	Charged by	Offer type
Free — Free	Free Free forever 1,000 emails per month	Flat · 1,000 emails / mo	Standalone · Free
Paid — Pay as you grow Highlighted	$0.001 per email $0.001 per email	Usage · $0.001 per email	Standalone · Usage based

Sendloop

See full pricing history

USD · US · source: sendloop.com

Plan	Pricing	Charged by	Offer type
Free	Free $0/month for subscriber storage; email delivery charged separately	Flat · per month	Standalone · Free
Email delivery	USD 0.01 monthly $0.01 per email sent on the Free plan	Usage · per email sent	Standalone · Usage based
Pro	USD 39 monthly $39/month for the displayed subscriber tier	Flat · per month	Standalone · Fixed
High Volume	USD 235 monthly $235/month for the displayed high-volume tier	Flat · per month	Standalone · Fixed

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Plunk

Free — Free

Highlights Emails per month: 1,000 emails

Included
Highlights Credit card required: No

Included
Highlights Transactional emails: Included
Highlights Workflow automation: Included
Highlights Campaign broadcasts: Included
Highlights Custom domains: Included
Highlights Click & open tracking: Included
Highlights Unlimited contacts: Included
Highlights Plunk branding on emails: Included

Paid — Pay as you grow

Highlights Emails per month: Unlimited emails

Included
Highlights Plunk branding on emails: No

Excluded
Highlights Monthly spend cap: Yes

Included

Sendloop

Free

Plan card Unlimited subscribers: Included
Plan card Unlimited lists: Included
Plan card Drag-and-drop email builder: Included

Email delivery

Plan card Campaign email delivery: Included
Plan card Unlimited subscriber storage: Included
Plan card Email-based support: Included

Pro

Plan card Autoresponders: Included
Plan card Activity-based segments: Included
Plan card Journeys and automations: Included

High Volume

Plan card High-volume email marketing: Included
Plan card Dedicated sender domains: Included
Plan card Webhooks: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Plunk

August 27, 2026 Source
- Free — Free: Free
- Paid — Pay as you grow: $0.001 per email

Sendloop

August 27, 2026 Source
- Free: Free
- Email delivery: USD 0.01 monthly
- Pro: USD 39 monthly
- High Volume: USD 235 monthly