FlexyForm is described as 'Form Submission backend as Service. The service will provide you with an endpoint to post your form data then it will save them a send you an email with submitted data' and is a Form Builder. There are more than 25 alternatives to FlexyForm for a variety of platforms, including Web-based, SaaS, Slack, Facebook and Viber apps. The best FlexyForm alternative is Wufoo, which is free. Other great apps like FlexyForm are Basin, Getform, Formspree.io and Serverless Forms.
FormSubmits is a SaaS service that provides developers, designers, and others in need an API entry point where they can submit their <form>'s. Additionally, the service does data verification and notify a user if something is wrong and he needs to do some corrections.
