Side by side
SendGrid Marketing Campaigns vs Twilio Email Testing
Both stand on email testing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid
Visit SendGrid Marketing Campaigns 
Free plan Web
Twilio Email Testing combines core email checks with API access and several credit allowances. The free 60-day plan is limited, while paid options range from Basic at $15 a month to larger credit subscriptions.
Visit Twilio Email TestingThe facts
| SendGrid Marketing Campaigns | Twilio Email Testing | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Not published |
| Runs on | Not published | Web |
| Lowest paid plan | Basic: $15 a month | Basic: $15 a month |
| Plans published | 9 | 9 |
| Maker | Twilio SendGrid | Not published |
| Website | twilio.com | twilio.com |
| On email testing software | #28 of 28 | #24 of 28 |
SendGrid Marketing Campaigns: what it does well
Twilio Email Testing: what it does well
- Free 60-day option with 3 testing credits
- Includes spam, link, and inbox checks
- API access is available
- Advanced plan lists 1,000 teammates
- Multiple monthly credit packages
What to know first
- Free Trial is limited to 100 emails per day
- Custom and 100-credit plan prices are unlisted
- Larger credit packages carry stated monthly fees
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