LocationIQ vs CSV2GEO: What are the differences?
Developers describe LocationIQ as "OpenStreetMap addresses served from SSDs". Free and Fast Geocoding Service. On the other hand, CSV2GEO is detailed as "Create interactive maps using Batch Geocoding tool". It provides live conversion of batch addresses into geographic coordinates (address to lat long) or turn coordinates into well formatted address. It creates and publishes interactive maps.
LocationIQ and CSV2GEO belong to "Mapping APIs" category of the tech stack.