Neither ArcGIS GeoEvent Server nor GeoSpark offers a free trial.
ArcGIS GeoEvent Server is designed for Large Enterprises, Medium Business and Small Business.
GeoSpark is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing details for both ArcGIS GeoEvent Server and GeoSpark are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to ArcGIS GeoEvent Server includes MyGeotab, eSpatial, FieldAware, Synchroteam, ServiceWorks, Easy Field Services, Agile GIS, Qualified, GeoAsset, Workvivo, IFTTT and GeoSpark.
Some top alternatives to GeoSpark includes eSpatial, GeoSpin, Mapify, Qualified, GeoAsset, Workvivo, Spytec GPS, FindMyStore, Salesforce Maps, Geopointe and Siesta Cloud.