Can I use imessage on Android phones?

IMessage messages cannot be used on Android phones.

IMessage can only be sent and received between ios devices, taking the appleid account channel bound by ios devices instead of the carrier channel, and using the data traffic itself is free.

IMessage information is text, photos or videos sent to another iPhone, iPad, iPodtouch or Mac through Wi-Fi or cellular data network.

Extended data:

IMessage is an instant messaging software launched by Apple, which can send short messages, videos and so on. It has high security. IMessage is different from SMS/MMS service of operators. Users only need the data support of WiFi or 3G network to complete communication.

IMessage makes use of the new message reminding systems of iOS and Macos, which can directly push information to the other party's screen, regardless of whether the other party is in the game or locked. If both parties are using iMessage, you can even see the state of each other's speech.

APPLE Support-Information about iMessage and SMS/MMS