What are some alternatives?
When comparing ipstack and WIPmania, you can also consider the following products
ipapi - Web analytics with IP address lookup and location API
Near - Near is a Location-aware Data Platform that helps you Unify & Enrich your data, Take action and Measure Results.
IP2Location - IP2Location is a leading provider of IP intelligence service.
ipgeolocation.io - Free IP Geolocation API and Accurate GeoIP Lookup Location Database
Clearip - Clearip provides the IP intelligence and fraud detection API in the market.
GeoNode - Open Source Geospatial Content Management System