Formstack is a web-based form tool that has some fantastic customizations without breaking the bank.
After creating your Formstack account you can head to Forms and create a new form. The drag and drop interface is simple to use and the advanced question options are some of the best we've seen.
Once complete head to the Settings>Email & Actions menu:
You can edit the existing Notification Email or delete it and create a new one.
Setup the TO: for email@example.com and enter the FormID=## in the subject
You can see that in this case I dragged a few variables over to submit additional data into SafetySync.
Save Notification Email once complete:
Lastly, to make the form available to your workers directly from SafetySync, head to the General menu and grab the Form URL to paste onto the form details page in SafetySync: