Sideline - Custom Second Line for Small Business

Sideline - Custom Second Line for Small Business

Get a second phone number for your business needs & keep your own line private

App info

Android 4.1+
Get Sideline - Custom Second Line for Small Business for Free on Google Play

App description

Sideline is more than a second line, it’s the communication app that lets you turn a missed phone call into an opportunity. Professionals choose Sideline because it transforms customer interactions by allowing you to keep your private and work line separate.

By creating a custom number, it gives professionals the chance to connect with customers, build on their small business and manage all of their affairs quickly and easily. It’s a work number without the hassle of buying a second phone.

A second line that works for professionals - Professional features that you can get for your work number with Sideline:

AUTO-REPLY – If you miss a call on your work line, Sideline responds automatically with a private text or MMS.

A TEAM WORK NUMBER – Split one number with multiple devices so your team can be more responsive.

CUSTOM NUMBER – Build your identity with numbers such as “(555) PET-SHOP,” or “(555) FLOWERS.” Pick a professional identity, not a burner phone number.

LOCAL AREA CODE – Search area codes to find a local second phone number for your company or small business.

BUSINESS TEXTING – Text-enable your business to easily connect with customers using your 2nd or work line.

ENTERPRISE DASHBOARD – Manage work numbers on employee devices. (Enterprise account required. See for details)

Because of these work line features that work for professionals, we’ve got people porting their Google number to Sideline.


CARRIER RELIABILITY – All calls are cellular (not VoIP) to make your 2nd phone number as reliable as your 1st.

UNLIMITED CALLING ON YOUR SECOND LINE – Calls use your existing carrier plan. No extra calling credits needed.

MESSAGING – Texting includes SMS, MMS picture messaging, group messaging, and more.

CUSTOM CALLER ID ON YOUR 2ND PHONE– It’s clear which number is ringing so you can prioritize accordingly.

SEPARATE VOICEMAIL – Record a professional greeting or set up multiple for any circumstance.

VOICEMAIL TO TEXT – Save time and conveniently read voicemail transcriptions as a text.

DO NOT DISTURB – Send Sideline calls directly to voicemail on nights, weekends, or holidays.

NUMBER PORTING – Transfer an existing number to Sideline from another device or landline.

WEB MESSAGING – Access your Sideline number online and text from the desktop.

Sideline is not a burner phone it’s a second number that brings inspiration and innovation to small business owners in their pursuit of success. Keep your private and your work number separate and manage your business with ease.

Download Sideline and create a 2nd line today!

Privacy policy & terms of use:

Ratings and reviews

58,339 total
5 41,637
4 8,428
3 2,538
2 1,133
1 4,603

Total number of ratings

Total number of active users rated for: Sideline - Custom Second Line for Small Business