Plunk vs Seguno

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 forever	Free 1,000 emails / mo	Flat · 1,000 emails / mo	Standalone · Free
Pay as you grow	USD 0 per email $0.001 / email	Usage · email	Standalone · Usage based

Seguno

See full pricing history

USD · US · source: www.seguno.com

Plan	Pricing	Charged by	Offer type
Starter	Free Free for up to 250 subscribers	Usage · per stated usage allowance	Standalone · Free
Standard Highlighted	USD 35 monthly $35/month for up to 2,500 subscribers	Usage · per stated usage allowance	Standalone · Fixed
Professional	USD 215 monthly $215/month for up to 25,000 subscribers	Usage · per stated usage allowance	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 forever

Highlights No credit card required: 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

Pay as you grow

Highlights Everything in Free: Included
Highlights No Plunk branding: Included
Highlights Monthly spend cap: Included
Highlights Unlimited emails: Included

Seguno

Starter

Plan card 250 subscribers: Included
Plan card Email marketing: Included
Plan card Shopify integration: Included
Plan card Starter campaigns: Included

Standard

Plan card 2,500 subscribers: Included
Plan card Unlimited sending: Included
Plan card Popups and reviews: Included
Plan card Email automation: Included

Professional

Plan card 25,000 subscribers: Included
Plan card One-on-one onboarding: Included
Plan card Deliverability audit: Included
Plan card Priority support: Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

Plunk

September 21, 2026
Official pricing page
- Free forever: Free
- Pay as you grow: USD 0 per email
August 27, 2026
Official pricing page
- Free — Free: Free
- Paid — Pay as you grow: $0.001 per email

Seguno

August 27, 2026
Official pricing page
- Starter: Free
- Standard: USD 35 monthly
- Professional: USD 215 monthly