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Silica has been discontinued
Silica is a lightweight heads-up Caller ID display that leverages the internal modem and Address Book to let you know who's calling without having to look over at the phone.

What's New

Version 1.2:
  • More robust phone number lookup.
  • Custom call handling via AppleScript.
  • Minor bug fixes and efficiency improvements.


Mac OS X 10.3 or later, Caller ID capable modem and Caller ID service.

*Previously available here

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Silica User Discussion

4.8 1


Current Version (1.x)


Downloads 5,943
Version Downloads 3,292
License Free
Date 23 Oct 2005
Platform OS X / PPC 32
Price Free
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