- Fixed: When placing a call, the contact name and image did not update correctly to show who you are calling via SmartLine.
- Clarified Spam Call Filter settings description.
- Some housekeeping to keeps the roaches at bay.

Our team is cranking out code all day, everyday, to bring you frequent updates and improvements. Wanna send us some love? Rate us! Have a question or need help, email us at smartlineandroid@godaddy.com :)

Get a second phone number just for your business calls & texts.

When someone calls your second phone number it rings your phone and shows you it’s a business call so you know how to answer. When you call or text through SmartLine, your customers see it as coming from your new business phone number so your personal number stays private.

Try SmartLine free for 7 days with no long-term contract or extra equipment needed. After your free trial, you’ll pay $9.99/mo for a local number or $19.99/mo for a toll-free number.

Get set up with your business phone number in under 5 minutes.

Get set up in under 5 minutes and try SmartLine free for 7 days!

More Features

Professional Quality. Calls use your cellular connection – NOT VOIP – to give you the call clarity and reliability you need to sound professional.

Spam Call Filtering. Answer calls with confidence because suspected spam calls are sent straight to voicemail.

Custom Voicemail. Record a custom voicemail greeting to prompt callers to leave a message.

Voicemail to Text. Get your business voicemail automatically transcribed to text to save you time.

Set Business Hours. Choose when you’re available for business calls and send callers to voicemail after hours.

Stay Organized. See your conversation history of calls, texts, pictures, and voicemail, organized by contact.

Stay Notified. Be notified and follow up quickly whenever you have missed calls, voicemail messages, or texts.

Number Porting. Transfer an existing 2nd phone number to use with SmartLine.


Currently available in the US only. Requires a SmartLine subscription. Install the app to choose your second phone number and claim your 7 day free trial (limit one per subscriber). After your free trial, SmartLine will automatically renew via Google Play, unless you cancel 24 hours before the free trial ends or before the end of the current billing period. Easily manage and cancel your SmartLine 2nd phone number at any time through your Google Play subscription settings. If you didn't purchase SmartLine through Google Play, you can manage your subscription through the GoDaddy website.

See available downloads
A more recent upload may be available below!

This release may come in several variants. Consult our handy FAQ to see which download is right for you.

4.30.0 APK
October 23, 2019
Android 5.0+
All Releases


Uploaded:July 12, 2022 at 6:30PM UTC

File size:16.43 MB



Uploaded:January 18, 2022 at 6:46PM UTC

File size:15.98 MB


GoDaddy SmartLine Second Phone Number 4.34.3


Uploaded:November 19, 2020 at 9:12PM UTC

File size:15.34 MB


GoDaddy SmartLine Second Phone Number 4.34.2


Uploaded:November 19, 2020 at 7:02PM UTC

File size:15.34 MB


GoDaddy SmartLine Second Phone Number 4.34.1


Uploaded:November 19, 2020 at 2:55AM UTC

File size:15.34 MB


GoDaddy SmartLine Second Phone Number 4.34.0


Uploaded:November 17, 2020 at 5:27AM UTC

File size:15.33 MB


GoDaddy SmartLine Second Phone Number 4.33.0


Uploaded:August 28, 2020 at 3:40AM UTC

File size:16.13 MB


GoDaddy SmartLine Second Phone Number 4.31.0


Uploaded:January 2, 2020 at 10:02PM UTC

File size:16.11 MB


GoDaddy SmartLine Second Phone Number 4.30.0


Uploaded:October 23, 2019 at 11:20PM UTC

File size:16.11 MB


GoDaddy SmartLine Second Phone Number 4.29.0


Uploaded:September 18, 2019 at 6:41PM UTC

File size:16.11 MB