Some top alternatives to Proceed.app includes Synapse, Guru, Zoho Wiki, LearnLode Enterprise and bundleIQ.
No, Proceed.app doesn't provide API.
Yes, Proceed.app provides mobile app.
Proceed.app is located in Appleton, Wisconsin
Proceed.app offers Free Trial, Subscription, Quotation Based pricing models
The starting price of Proceed.app is $39/Month