Geotag Photos Pro is a geotagging app for Android and iOS devices that allows you to geotag photos taken by a external camera (DSLR or compact one). It can be used with Lightroom, Aperture, Picasa and other photo apps. It supports JPG and RAW formats.
GeoTagr is an app which seamlessly tags your photos with the location where you have taken them creating a digital photo collection for you that will grow rapidly. However, this continuously use the GPS on your phone.
Geotag Photos Tagger is a free app which adds GPS locations to your photos using any GPX file to geotag imported images through its Camera Connection Kit. This also works with the iCloud Photo Library.
Geotag Photos Pro 2 is a free app which geotags your photos taken by your cameras such as DSLR, mirrorless or compact digital cameras. It is recommended to use with Lightroom, Aperture, Picasa and other photo apps supporting geotagged photos.
GPS4cam Lite is the free version of gps4cam Pro, that you can try before purchasing the Pro version. This app allows you to geotag photos taken by external cameras. This app can be used without having to connect it to a network, making it ideal for trips.
GPS4cam Pro is a professional geotagging app that allows you to localize photos taken by external cameras. This app can be used without having to connect it to a network, making it ideal for trips. It supports JPG and RAW file formats and is compatible with almost all cameras.