Constant Contact 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.

Constant Contact

See full pricing history

USD · US · source: www.constantcontact.com

Plan	Pricing	Charged by	Offer type
Lite	USD 12 monthly · USD 10.2 / month with annual commitment Starts at $12/month or $10.20/month when prepaid for 12 months	Usage · per stated usage allowance	Standalone · Starting at
Standard Highlighted	USD 35 monthly · USD 29.75 / month with annual commitment Starts at $35/month or $29.75/month when prepaid for 12 months	Usage · per stated usage allowance	Standalone · Starting at
Premium	USD 80 monthly · USD 68 / month with annual commitment Starts at $80/month or $68/month when prepaid for 12 months	Usage · per stated usage allowance	Standalone · Starting at

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.

Constant Contact

Lite

Plan card 1 user: Included
Plan card 10x contact-count monthly sends: Included
Plan card Email campaigns: Included
Plan card Social publishing: Included

Standard

Plan card 3 users: Included
Plan card 12x contact-count monthly sends: Included
Plan card Automation templates: Included
Plan card A/B testing: Included

Premium

Plan card Unlimited users: Included
Plan card 24x contact-count monthly sends: Included
Plan card Advanced automation: Included
Plan card Advanced segmentation: 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.

Constant Contact

August 27, 2026 Source
- Lite: USD 12 monthly · USD 10.2 / month with annual commitment
- Standard: USD 35 monthly · USD 29.75 / month with annual commitment
- Premium: USD 80 monthly · USD 68 / month with annual commitment

Plunk

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