Some top alternatives to Demostack includes PIMworks, EnterWorks, Perfion PIM, Plytix and smallPIM.
No, Demostack doesn't provide API.
No, Demostack doesn't provide mobile app.
Demostack is located in San Francisco, California
Demostack offers Quotation Based pricing model
The starting price is not disclosed by Demostack. You can visit Demostack pricing page to get the latest pricing.