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TypeiOSUnity (3D)MarkerNaturalFeatureWindows MobileWebPC/Mac/Linux3D Object TrackingGPSIMU SensorsVisual searchFace trackingContentAPIWebsite
VuforiaFree + Commercial SDK optionYesYesYes Advanced + VUMarkYesYes Vuforia now available for windows app dev & also for MS HololensNoYes Only on box and cylinder and small size 3D objects tooYesYesYesNoYes With Vuforia Cloudvuforia.com
AurasmaFree + Commercial SDK optionYesYesYes
ARToolkitOpen SourceYesYesYes BasicYesYesPC/Mac/LinuxNoartoolworks.com
WikitudeFree + Commercial SDK optionYesYes 3D Tracking IncludedYes AdvancedYesYesYesYesYesYes Cloud Recognition and Offline (on device)- Face DetectionYes with Wikitude Studio and Cloud Recognitionwikitude.com