Google Voice is not available for Apple Watch but there are a few alternatives with similar functionality. The best Apple Watch alternative is Line2. It's not free, so if you're looking for a free alternative, you could try LINE. If that doesn't suit you, our users have ranked more than 25 alternatives to Google Voice and four of them are available for Apple Watch so hopefully you can find a suitable replacement. Other interesting Apple Watch alternatives to Google Voice are Heymarket and flyp.
Line2 is a VoIP phone service that lets you call & text from a separate phone number via WiFi or 3G/4G/LTE. At a small premium, Text & call ANYONE in the US/Canada, forwarding & more. Pick any phone number.
LINE is transforming the way people communicate, closing the distance between family, friends, and loved ones for free.
Google Voice offers free landline calls, LINE does not.
Does not offer the ability to call a phone number.
Heymarket is a business text service for your team. They get a shared inbox for messaging with people outside your organization. The other party never has to install an app & gets SMS. Free 14-day trial on heymarket.com, the App Store, & Google Play.
flyp gives you multiple phone numbers on your smartphone.
Instantly get more phone numbers for each part of your life - work, friends, family, and more! Start protecting your personal phone number, and control your privacy. flyp gives you:
Doesn't offer the ability to use a PC (only mobile phone).
United States
Japan
It's not an VOIP/SMS/MMS service, it's a proprietary chat service that could be compared to Google Hangouts (but not Google Voice).