| Answer | Crossword Clue |
|---|---|
| AOL | Instant Messaging provider |
| AOL | Instant messaging pioneer |
| INREALTIME | Like instant messaging |
| MSN | ... Messenger (instant messaging software) |
| GCHAT | Onetime instant-messaging app |
| ICHAT | Apple's instant messaging software |
| GCHAT | Popular instant-messaging app |
| ICHAT | Instant messaging for Macs |
| AOL | Pioneer in instant messaging |
| ICHAT | Apple instant-messaging program |
| ICHAT | Apple's instant-messaging program |
| ICHAT | Instant-messaging program for Macs |
| ICHAT | Apple's former instant-messaging program |
| ICHAT | Instant messaging program from Apple |
| BUDDYLIST | Computer setup to facilitate instant messaging |
| AOL | Acquirer of Mirabilis's ICQ instant messaging technology |
