A: Absolutely. It will not interfere with Google Maps, Waze, HERE WeGo, or Sygic.

The version v3.4.21 (build 3421) has been flagged by modding communities as a "hot" release for several compelling reasons:

Official TomTom gets map updates every week. With the mod, you must manually download new map regions and hope a modder releases a patched v3.4.22 later. Maps will eventually become outdated (1–2 years).