Iphones have their "NFC"-reader on the higher-middle section of the phone.
Androids have their "NFC"-reader on the lower-middle section of the phone.
ScandyTags and all other NFC/RFID tags require a compatible devise!
Most Android phones are compatible with NFC/Rfid tags, but only Iphone Xr and newer will work without an "NFC-app".
Here is a list of all phones which works with NFC/RFID tags: