Here is my product: https://matchkraft.com/. It is a marketing toolkit. I think you need to ask for feedback, asking why users don't want to pay for a premium subscription. So far, you are getting new users that is a good sign you are going to the right direction. Maybe, who is your ideal customer or maybe your product is ok but need more visibility (maybe paying ads). Try to get active users. I really want to... Source: 12 months ago

Calling a 3rd party API: There is a complete ecosystem providing "google-sheets-as-DB". I personally tested and recommend https://sheetson.com/ but there are a lot more with free tiers https://sheetsu.com/ https://sheety.co/. Source: about 2 years ago

I built a form-to-email service like Formspree or Getform. My API accepts form submissions from the client, parses the request with formidable, and then sends the fields via email to the user. Any files submitted with the form are sent as attachments to the email. This way I never store the fields in my database or the files in something like AWS S3. Source: 10 months ago

By following these guidelines, you can create an effective and user-friendly contact form that helps you connect with potential employers and others. There are several options for setting up a contact form, including using a service like Sendgrid, Mailgun, Formspree, or Getform. - Source: dev.to / over 1 year ago

Getform.io - Form backend platform for designers and developers, 1 form, 50 submissions, Single file upload, 100MB file storage. - Source: dev.to / over 1 year ago

I would recommend getform, it has a generous free tier as well. https://getform.io/. Source: almost 2 years ago

For static websites, such as those on Gatsby, when handling form submissions, you either need a server to use a third-party form service. The Gatsby docs do a pretty good job in explaining how to build a contact form and it provides options for form submissions. I'm going to assume that you already have your html form set up, you're using Getform for it, and now you're here because you need to add Google reCAPTCHA. - Source: dev.to / over 2 years ago