Campayn vs Plunk

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.

Campayn

See full pricing history

USD · US · source: www.campayn.com

Plan	Pricing	Charged by	Offer type
Basic	USD 19 monthly $ 19 usd/month	Flat · /month	Standalone · Fixed

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

What each plan includes

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

Campayn

Basic

Highlights 500: Included
Highlights 3,000: Included
Highlights 5,000: Included
Highlights 10,000: Included
Highlights 25,000: Included
Highlights 50,000: Included
Highlights 75,000: Included
Highlights 100,000: Included
Highlights Includes all core features: Included
Highlights Send 15000 emails to 3000 contacts: Included
Highlights Email support: Included
Highlights 1 autoresponder: Included

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

How their prices changed

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

Campayn

August 27, 2026 Source
- Basic: USD 19 monthly

Plunk

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