The best replacement for zim is dib.

The best alternatives to zim are rated as following:
★★★★★  dib
★★★  ban
★★★  wikidpad
★★★  tomboy
★★  rednotebook
★★  ire
★  bangladesh
★  tak
★  keroro
  gir
  ban live streaming
  ban live

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

Other search terms related to zim and their ratings are:
★★★★★ gir
★ dib
You have in mind a companion for zim and it is not yet here? Propose!



Google Trends

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zim
dib
ban