Some top alternatives to CodeSignal includes Manatal, Urbanhire, LeetCode Interview, HireStack and Codidate.
Yes, CodeSignal provides API.
No, CodeSignal doesn't provide mobile app.
CodeSignal is located in San Francisco, CA
CodeSignal offers Quotation Based pricing model
The starting price is not disclosed by CodeSignal. You can visit CodeSignal pricing page to get the latest pricing.