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Mailtruss vs SendGrid.
Two email APIs with an SMTP relay. Here is what each charges and offers, using SendGrid's own published prices, and the cases where SendGrid is the better choice.
SendGrid's figures were copied from twilio.com on 2026-11-16. Prices change, so check that page before you decide. Mailtruss is not affiliated with SendGrid.
What each costs
| Volume | Mailtruss | SendGrid |
|---|---|---|
| About 25,000 emails a month | $9 (Starter, includes 25,000) | No plan this small: after the free trial, the smallest paid plan, Essentials, starts at $19.95 and covers 50,000 to 100,000 emails a month |
| About 50,000 emails a month | $29 (Pro, includes 100,000; there is no 50,000 plan) | Essentials, starting at $19.95 (50,000 to 100,000 emails a month) |
| About 100,000 emails a month | $29 (Pro, includes 100,000) | Essentials covers up to 100,000 and starts at $19.95; Pro starts at $89.95 and covers 100,000 to 2,500,000. The exact price for your volume is in SendGrid's calculator. |
SendGrid's page states a starting price for each plan and works out the exact price for your volume in a selector, so only the stated figures are shown. At 25,000 emails a month Mailtruss costs less. At 50,000 SendGrid's starting price is lower, because Mailtruss has no plan between 25,000 and 100,000. Check SendGrid's calculator for the exact figure at your volume. Mailtruss prices are on the pricing page.
Limits and features
| Mailtruss | SendGrid | |
|---|---|---|
| Free option | A free plan: 3,000 emails a month, 100 a day, with no end date | A free trial: 100 emails a day for 60 days, no credit card required |
| Message history kept | 7, 30, 60 or 90 days by plan (Free to Business) | Not stated on its pricing page; check its documentation |
| Sending domains by plan | 1, 3, 10, 50 (Free, Starter, Pro, Business) | Not stated on its pricing page |
| SMTP relay and API | Both, on every plan | Both (listed on its pricing page) |
| Event webhooks | Signed with the Standard Webhooks scheme; retried for a day | 1 on the trial, 2 on Essentials, 5 on Pro |
| Past the monthly limit | Sending stops at the limit; nothing is billed beyond your plan | "Taxes and overages may apply" on paid plans |
| Dedicated IPs, single sign-on, subusers | Not available | Included from the Pro plan (dedicated IPs, subuser management and single sign-on) |
Where SendGrid is the better choice
- You need a dedicated IP address, single sign-on or subuser management. Mailtruss offers none of them.
- You send around 50,000 emails a month and want the lowest starting price.
- You want a marketing-campaign product from the same vendor (SendGrid also sells one).
- You want a service with a long public track record. Mailtruss launched in November 2026.
Where Mailtruss fits
- A free plan with no end date: 3,000 emails a month, instead of a 60-day trial.
- Every message has a recorded timeline, and failures are explained in plain language with whether a retry is safe. See delivery errors.
- Every plan has every feature, including inbound email. Plans differ only in volume, sending domains and API keys.
- Client libraries for Node.js, Python, Go, PHP, Ruby, Java and .NET, an OpenAPI document, and an MCP server. See send email by language.
Common questions
- Is Mailtruss cheaper than SendGrid?
- At about 25,000 emails a month, yes: Mailtruss has a $9 plan with 25,000 included, while SendGrid's smallest paid plan, Essentials, starts at $19.95 and covers 50,000 to 100,000 emails a month. At about 50,000 emails SendGrid's starting price is lower. SendGrid's page works out the exact price for your volume, so check its calculator. These are SendGrid's published figures on 2026-11-16.
- How do the free options compare?
- Mailtruss has a free plan with no end date: 3,000 emails a month, 100 a day. SendGrid offers a free trial of 100 emails a day for 60 days, with no credit card required.
- What does SendGrid have that Mailtruss does not?
- Dedicated IP addresses, single sign-on and subuser management, which are included from its Pro plan (starting at $89.95 a month), and a separate marketing-campaign product. Mailtruss offers none of the first three.
Switching
The request body is simpler, and SMTP apps only need new credentials. The migration guide shows the send call before and after, the SMTP settings, and a safe order to switch. Start free and send a test before you change anything.