Sideline vs. GoDaddy (SmartLine)
One powers millions of phone numbers with the most reliable service, the other is great for hosting your web domain.
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Sideline
GoDaddy (SmartLine)
Custom 2nd Phone Number
Choose a local area code and search memorable letter and number combinations. Learn More
Patented Caller ID
Sideline's proprietary caller ID clearly shows when your 2nd number is ringing and who's calling it.
Unlimited Calls & Texts in U.S. and Canada
SmartLine is restricted to U.S numbers only.
Team Number
Put one number on multiple phones so teams can share responsibility for one line of communication. Learn More
Multiple Voicemails
Create and manage multiple voicemail greetings for different circumstances.
Group Messaging
Send and receive SMS & MMS in a group conversation.
Custom Ringtone
Choose a different ringtone for your 2nd number so you can easily tell which line is ringing.
Voicemail to Text
Voicemails are converted to text so you can go back and reference important information later.
Set Business Hours
Choose the timeframe when you want to accept business calls. After those hours, calls are sent directly to your voicemail.
Website Domain Hosting
As the market leading in web hosting services, GoDaddy is a solid place to start when naming a new website. Sideline is not.
Follow your calling.
Sideline gives you a 2nd number with all the communication tools you need to start, work, grow, and pursue your passion.
Try it free for 7 days — Only $9.99/mo after
Available for iOS and Android.
SentHere's what users are saying about Sideline:
"Awesome app. I've tried a lot of them and this one has the best call quality because it runs off of your cellular network."
- Najee W, Sideline User
"Great app. Great call quality.
Perfect second line."
- Wa J, Sideline User
"A must-have app for small business... It's the best out there. Hands down."
- Nick74952, Sideline User