Apps like Observation

Here are some great alternatives to Observation by Observation International :
Calflora Observer Pro
Calflora Observer Pro
★4.4
India Biodiversity Portal
India Biodiversity Portal
★5.0
iNaturalist
iNaturalist
★4.2
CitSci
CitSci
★4.2
HerpMapper
HerpMapper
★3.6
Bird Journal
Bird Journal
★4.0
GLOBE Observer
GLOBE Observer
★3.5
Seek by iNaturalist
Seek by iNaturalist
★3.3
Nature's Notebook
Nature's Notebook
★3.5
Behavior Observation Made Easy
Behavior Observation Made Easy
★3.9
Animal Tracker
Animal Tracker
★3.3
Flora Incognita
Flora Incognita
★4.6
Picture Nature: Animal ID
Picture Nature: Animal ID
★3.7
Smart Bird ID
Smart Bird ID
★4.3
ISeeChange
ISeeChange
★4.1
eBird by Cornell Lab
eBird by Cornell Lab
★3.6