Yes, Donorbox provides API.
No, Donorbox doesn't provide mobile app.
Donorbox is located in Arlington, VA
Donorbox offers Quotation Based pricing model
Yes, Donorbox can integrate with Stripe Payments, Venmo for Business, WordPress, Wix and many more.You can find more integration for Donorbox here
The starting price is not disclosed by Donorbox. You can visit Donorbox pricing page to get the latest pricing.