Lettermint vs UniOne

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.

Lettermint

See full pricing history

EUR · US · source: lettermint.co

Plan	Pricing	Charged by	Offer type
Free	Free Free	Flat	Standalone · Free
Starter	EUR 10 monthly €10 /mo	Flat	Standalone · Fixed
Growth	EUR 13 monthly €13 /mo	Flat	Standalone · Fixed
Pro	EUR 15 monthly €15 /mo	Flat	Standalone · Fixed

UniOne

See full pricing history

USD · US · source: unione.io

Plan	Pricing	Charged by	Offer type
Standard	USD 6 monthly Starting at $6/month for 50,000 emails	Usage · per channel or location	Standalone · Starting at
Individual	Contact sales Custom pricing	Usage · per channel or location	Standalone · Contact sales

What each plan includes

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

Lettermint

Free

Highlights Monthly emails: 300

Included
Highlights Domains: 1

Included
Highlights Users: 1

Included

Starter

Highlights Monthly emails: 10,000

Included
Highlights Domains: 5

Included
Highlights Users: Unlimited

Included

Growth

Highlights Monthly emails: 10,000

Included
Highlights Domains: 30

Included
Highlights Users: Unlimited

Included

Pro

Highlights Monthly emails: 10,000

Included
Highlights Domains: Unlimited

Included
Highlights Users: Unlimited

Included

UniOne

Standard

Plan card 50,000 emails per month: Included
Plan card Transactional email: Included
Plan card Bulk email campaigns: Included
Plan card SMTP API: Included

Individual

Plan card Custom email volume: Included
Plan card Custom support: Included
Plan card Volume pricing: Included

How their prices changed

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

Lettermint

August 27, 2026 Source
- Free: Free
- Starter: EUR 10 monthly
- Growth: EUR 13 monthly
- Pro: EUR 15 monthly

UniOne

August 27, 2026 Source
- Standard: USD 6 monthly
- Individual: Contact sales