Looking for a Mandrill alternative that accepts Bitcoin or crypto? KingSMTP is one of the few transactional SMTP services where you can pay with Bitcoin, USDT or Monero — no KYC, no Mailchimp account required.
Why switch from Mandrill?
- Mandrill requires a paid Mailchimp account to use — you cannot use it standalone
- Expensive: starts at $20/month on top of your Mailchimp subscription
- Requires credit card and identity verification
- US-based — subject to US data laws
- No cryptocurrency payment option
KingSMTP vs Mandrill
| Feature | KingSMTP | Mandrill |
|---|---|---|
| Free trial | 7 days, no credit card | No free trial |
| Standalone service | Yes | No — requires Mailchimp |
| Payment methods | Bitcoin, USDT, Monero | Credit card only |
| KYC required | No | Yes |
| Privacy-focused | Yes — hosted outside EU/US | No — US-based |
| Starting price | $49/year | $20/month + Mailchimp fee |
| Transactional email | Yes | Yes |
| SMTP & API access | Yes | Yes |
| Email routing (MX) | Yes | No |
| Open-source infrastructure | Yes (Postal) | No |
Why developers choose KingSMTP as a Mandrill alternative
- No Mailchimp required — KingSMTP works as a standalone service
- Pay with Bitcoin or crypto — no bank, no KYC, no restrictions
- Much cheaper — $49/year vs $20+/month for Mandrill
- Privacy-first — hosted outside EU and US jurisdiction
- Free 7-day trial — test before you pay
- 99% inbox rate — clean IPs, DKIM/SPF support included
Pricing
| Monthly volume | Price per year | Price per month |
|---|---|---|
| Up to 5,000 emails | / year | Annual only |
| Up to 10,000 emails Popular | / year | Annual only |
| Up to 20,000 emails | 9 / year | Annual only |
| Up to 50,000 emails | 9 / year | / month |
| Up to 100,000 emails | 9 / year | / month |
| 100,000+ emails | Custom pricing | Custom pricing |
FAQ
Is KingSMTP a good Mandrill alternative?
Yes. KingSMTP is a standalone transactional SMTP service — no extra subscriptions needed. It is significantly cheaper than Mandrill and supports cryptocurrency payments.
Can I pay with Bitcoin?
Yes. We accept Bitcoin, USDT, Monero and other cryptocurrencies. No credit card or PayPal accepted.
Is there a free trial?
Yes — 7 days, no credit card, no KYC.
Do I need a Mailchimp account?
No. KingSMTP is completely independent. You sign up directly at kingsmtp.com.
What email types are supported?
Transactional emails only — password resets, order confirmations, 2FA, account alerts. No marketing or bulk email.