Get a 2nd number to simplify work and life.

Sideline is a communication app that keeps you organized and helps businesses thrive.

Simplify customer interactions.

Business Texting

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“Our customers get a messaging experience they can’t get anywhere else.“— Jens Nicolaysen, Shinesty

Sideline messaging helps you work smarter, respond quicker, and build stronger customer relationships.

Learn more about Business Texting Watch Jens’ Story

Be more responsive.

Auto-Reply

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“Sideline turns the calls I miss into the connections I make.“— “Mikey Mike“ Williams, Musician

Nobody likes playing phone tag. So Auto-Reply converts every missed opportunity into a simple text conversation you can pick up on the go.

Learn more about Auto-Reply to Calls Watch Mikey’s Story

Organize your communication.

2nd Number

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“Sideline keeps my work number separate and my personal life private.“ — Leigh Wilkins, Scone Diva

With a 2nd number, all your communication lives in one place. Work and personal lines stay organized, and life gets a little bit easier.

Learn more about 2nd Number Watch Leigh’s Story

Collaborate as a team.

Team Number

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“We got Sideline and our team has never been more productive.“— Denver Pettigrew Jr., Kidstance

Put one number on multiple phones so you and your coworkers can share communication responsibilities and be more productive.

Learn more about Team Number Watch Denver and Vicktoria’s Story

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.