Terms of Use & Disclaimers
Last Updated: January 1, 2026
⚖️ Trademark & Non-Affiliation Notice
MailCostCalc is an independent developer cost estimator. "Resend" and the Resend logo are trademarks of Resend Inc. "SendGrid" and the Twilio logo are trademarks of Twilio Inc. SafeHarborCalc/MailCostCalc is not endorsed by, sponsored by, or affiliated in any way with Resend Inc or Twilio Inc. All pricing models are compiled from publicly accessible documentation.
1. Educational & Informational Purpose
All cost figures, overage models, and tier breakdowns presented on this site are intended for general comparison and estimation purposes. Both Resend and Twilio SendGrid periodically update pricing structures, overage discounts, custom enterprise minimums, and promotional tiers. Users should verify live contract terms directly on each provider’s official website prior to making commercial procurement commitments.
2. Warranty Disclaimer
This service is provided "as-is" and "as-available" without warranties of any kind, whether express, statutory, or implied, including warranties of merchantability, fitness for a particular purpose, or uninterrupted availability.
3. Limitation of Liability
To the maximum extent permitted under applicable law, the authors, developers, and hosts of MailCostCalc shall not be liable for any indirect, incidental, special, or consequential damages resulting from your use of this comparison software.