5,000
- Free Trial
- $0
- Standard
- $6.00
- Individual
- Custom
U
email API pricing
by ECOMZ Holding Limited
UniOne pricing, plans & costs
UniOne is a cloud email delivery platform providing Web API and SMTP integration for transactional and marketing messages. It offers built-in email validation, template engines, and real-time deliverability analytics.
- Starts at
- $6/mo
- Free plan
- Yes
- Plans
- 3
- Billed by
- emails
Plans at a glance
UniOne plans and prices
Checked against the official pricing page · 2026-10-08
Cost calculator
UniOne cost calculator
50K
Free Trial estimate
$33/mo
$0/mo, 6,000 emails included, then $0.75 per 1,000 emails
Estimate covers the main usage meter only; taxes and add-ons are excluded.
UniOne plans at 50K
vs alternatives (cheapest plan)
- UniOne$6.00
How much does UniOne cost per month?
| 5,000 | $0 | $6.00 | Custom |
|---|---|---|---|
| 25K | $14 | $6.00 | Custom |
| 50K | $33 | $6.00 | Custom |
| 250K | $183 | $156 | Custom |
| 1M | $746 | $719 | Custom |
25K
- Free Trial
- $14
- Standard
- $6.00
- Individual
- Custom
50K
- Free Trial
- $33
- Standard
- $6.00
- Individual
- Custom
250K
- Free Trial
- $183
- Standard
- $156
- Individual
- Custom
1M
- Free Trial
- $746
- Standard
- $719
- Individual
- Custom
Cheapest plan per volume highlighted. "—" means the plan does not allow that volume.
How UniOne pricing works
UniOne offers email API and SMTP delivery services starting with a 4-month Free Trial of 6,000 monthly emails. The Standard plan starts at $6 per month for 50,000 emails with volume-tiered pricing for higher amounts and overages starting at $0.75 per 1,000 emails. High-volume senders can get custom quotes under the Individual plan, and additional services include dedicated IPs and extended support.
- After 4 months since signup, the Free Trial plan costs $4/month for 6,000 emails. Extra messages beyond 6,000 cost $0.75 / 1,000 emails. Extra email validations beyond 100 cost $2 / 1,000 validations.
- Standard plan extra emails beyond included volume cost up to $0.75 per 1,000 emails based on plan size: ≤ 100K: $0.75; 150K: $0.70; 300K: $0.60; 700K: $0.50; 1.5M: $0.45; 3M: $0.30.
- Extra email validations beyond included volume cost $2 / 1,000 validations.
- Included validations on Standard plan: ≤ 50K emails includes 100 validations; ≥ 100K emails includes 6,000 validations.
- UniOne has no limitations regarding the number of users, individual projects, sending domains, or simultaneous API requests.
UniOne is best for
UniOne add-ons and extra charges
Dedicated IP
$40/month + $20 one-time set-up fee per 1 dedicated IP address
Extended Support
starting at $300/month
UniOne pricing FAQ
Source: official UniOne pricing page. Verified 2026-10-08. Prices change — confirm before buying.