Looking to buy SMTP with Bitcoin? We offer the best price/quality SMTP service in comparison to other SMTP providers. We accept Bitcoin. Buy your SMTP Server for sending transactional emails and MX email routing/email forward and pay with Bitcoin. Try our SMTP service for free. Start sending, receiving and route /forward emails with your SMTP username and password. Pay with Bitcoin to upgrade your account. Not for sending bulk / mass mail or spam.
Included in your account
- Clean IP address ✓
- Outbound emails ✓
- Inbound email routing ✓
- Email dashboard ✓
- Email API ✓
- 99.99% Uptime ✓
- 30 Days log retention ✓
How much does Kingmailer cost?
Benefits and features
| Price per month | $5 (starts at) |
| Crypto Payments | Yes |
| Inbox rate % | 99% |
| Transactional Emails Focus | Yes |
| Bulk / Mass Emailing | No |
| API included | Yes |
| MX Routing | Yes |
| DKIM & SPF Support | Yes |
| Setup Time | 2 minutes |
| Free Trial | Yes |
| Customer Support | Email & Telegram |
| WordPress Plugin | Yes, available |
| Privacy Focused | Yes |
Easy to troubleshoot emails
In your KingSMTP dashboard, you can click on each email to troubleshoot. KingSMTP logs and retains data of your emails, this is very useful when you need to troubleshoot your emails.
Here are a few screenshots to give you an idea:
This is already pre-configured in your account, give it a try.
How does it work?
After signing up with Kingmailer you will have your own SMTP mail server, with SMTP username and password / Email API. You can use your new SMTP server and integrate with your web apps for example WordPress, Magento or iOS/Android apps.
The SMTP server is tied to your domain, make sure to add your domain first and verify its ownership by adding the SPF and DKIM records (this will be provided to you in your account).
Once you have added/verified your domain, enter the following into your SMTP configuration to start sending transactional emails:
Host: kingmailer.org
Type of encryption: TLS
SMTP Port: 587, 465, 25 or 2525
SMTP Authentication: Yes
SMTP username and passwordAfter following these steps, all of your transactional emails will be relayed via Kingmailer and delivered to your customers inbox.
Have questions?
We accept Bitcoin, Ethereum, Dogecoin, PayPal and all major credit and debit cards. Your payment information is stored and processed securely by 2Checkout and never reaches our servers.
Yes.
No, we do not offer our service for sending mass / bulk mail.
Yes.
Yes, after signing up, verifying your domain, your own SMTP username and password will be ready for you to use. All of your emails will be logged and easily viewed in your own email dashboard. You will also have your own Email API.
Yes. We also have our own WordPress plugin, just search Kingmailer SMTP in the WordPress directory. It works with our HTTP API.
Yes. In order to be able to use our SMTP service, you will need to have your own domain. You will need to verify the domain and add a few DNS records (at least SPF and DKIM), before it’s good to go.
No. You can try the service for 14 days. No credit card required.
Yes, no problem.
We have a 99% inbox rate.
Yes, this is possible. You will need to add our MX records to your DNS and configure routing. Don’t worry, we’ll help you with this.
No. We do not provide a way for customers to upload their subscribers onto our platform.
No, we do not allow any form of spam.