The best replacement for rom is ram.

The best alternatives to rom are rated as following:
★★★★★  ram
★★  kernel
★  dvd
★  iso
★  cd rw
★  fco
★  ram android
★  firmware
★  prom
★  dvd drive
★  bios
★  floppy disk
★  cd rom
★  allods
★  lotro
★  dvd rw
★  root
  chd
  cd r
  net soccer
  passive rom
  dvd ram
  floppy
  dvd video
  audio cd
  internal memory
  hard disk
  ram cell phone
  flash memory
  nero express
  dvd rom
  ram smartphone
  pla
  chd image
  cd
  read only memory
  flexibility
  cd ram
  zippers
  ram memory
  cikán

Your alternative for rom is not listed? Suggest!
Speaking about rom, one probably shouldn't forget about root.

Other search terms related to rom and their ratings are:
★★★★★ root
★★★ best battery life evo
★★ odin
★ a2sd
★ rooting
★ usb data cable
disk
You have in mind a companion for rom and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of rom in all years. Click on graph for more.
rom
ram
kernel