PandaDoc
PandaDoc is a document automation software that offers multiple solutions, where you can create contracts, quotes, and documents that need to be signed for your customers. With PandaDoc, your proposal or contract creation, sharing, and approval process are shortened and your workflow accelerates.
You can use your proposal forms more functionally when you integrate forms.app and PandaDoc. You can edit your proposals or contracts by creating a document in PandaDoc with the answers you collect.
You might also like

Google Docs
Create documents from your form responses automatically and automate your processes.Zapier

nTask
It's easier than ever to focus on your goals and objectives.Zapier

Zenkit
Make your workflow more agile.Zapier

Cloudinary
Generate usage report and then view details like number of resources, storage.Zapier