Sideline is more than a second number. It's a communication app that helps you work efficiently, connect with customers, and collaborate as a team. Professionals choose Sideline for its unmatched reliability and feature-rich interface that separates work from life. It comes with all the calling, texting, and voicemail features you need to start, run, or grow your business.
Try it risk free for 7 days. Then subscribe to a monthly or yearly plan and let Sideline pay for itself in happy customers and new business opportunities. There are no contracts so you can cancel anytime.
AUTO-REPLY - If you miss a call, Sideline responds automatically with a text or MMS.
TEAM 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."
LOCAL AREA CODE - Search area codes to find a local number for your company.
BUSINESS TEXTING - Text-enable your business to easily connect with customers.
ENTERPRISE DASHBOARD - Manage company numbers on employee devices. (Enterprise account required. See Sideline.com for details)
CARRIER RELIABILITY - All calls are cellular (not VoIP) to make your 2nd number as reliable as your 1st.
UNLIMITED CALLING - 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 - 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 (beta) - Access your Sideline number online and text from the desktop.
Sideline is a great addition to your suite of small business apps. Like Square payments, invoice2go invoicing, GoDaddy URLs, Squarespace websites, or Quickbooks accounting, Sideline is the #1 phone solution for on-the-go professionals, small businesses, and growing companies. It's an essential tool because it works on the communication network your customers already have--their smartphones.
Every Sideline update improves speed and reliability. If you're enjoying the app, feel free to leave us a review or rating.