Call quality depends on internet stability, handset quality, and service configuration, so testing both options at home is wise.
Keeping your current number when moving to VoIP requires planning, correct paperwork, and patience during the transfer window.
Coverage varies by location and network, so check local signal maps and ask neighbours before committing to a long contract.
Reviewing data usage, switching tariffs, and using Wi-Fi calling can lower monthly mobile costs without losing essential features.