Google Voice vs SIM-Based Numbers – Privacy and Portability Compared
Choosing between a Google Voice number and a traditional SIM-based number depends on how you value flexibility, privacy, and control.
Google Voice
📱 Portability
Works online and across devices; not tied to a specific carrier or SIM.
🔒 Privacy
Masks your real number; perfect for online profiles or business calls.
💰 Cost
Free for personal use with advanced features included.
✨ Features
- • Call forwarding
- • Voicemail transcription
- • Multi-device access
- • Spam filtering
SIM-Based Numbers
📱 Portability
Bound to your carrier and physical SIM, though can be ported.
🔒 Privacy
Exposes your carrier-linked number, easier to track and spam.
💰 Cost
Monthly carrier fees plus additional feature costs.
✨ Features
- • Native calling/texting
- • Emergency services
- • Carrier integration
- • Physical SIM security
💡 The Bottom Line
For most users, Google Voice acts as a privacy-first secondary number rather than a full carrier replacement. It's perfect for online accounts, business calls, and situations where you want to keep your real number private.
Ready to Try Google Voice?
Get a free Google Voice number and experience the privacy and flexibility benefits.