It would be great if you could improve certain security measures so that your project could be listed on the Privacy Tools section of e-mail providers.
Here's the link where you will be able to find the criteria, is at the bottom after all the recommendations: https://deploy-preview-1672--privacytools-io.netlify.com/providers/email/
Here's a website which can help you to see which are your current security measures: https://www.hardenize.com/