SoundLine Mobile

Bring your business calls, messages, and team conversations together with SoundLine. Use your business phone numbers from your personal device and keep work communication organized in one app. BUSINESS CALLING Place calls using your business numbers and caller ID. Review recent and missed calls, voicemail, and call details. SMS & MMS MESSAGING Send texts and share attachments using your business numbers. Select multiple recipients and keep track of which line each conversation uses. Recover unfinished messages, recipients, and attachments when you return to a draft. TEAM COLLABORATION Connect through channels and direct messages. Mention channel members, manage public and private channel settings, and join workspace audio or video calls. MULTIPLE NUMBERS & ACCOUNTS Manage multiple business phone numbers and switch between your SoundLine accounts. CONTACTS Find business and personal contacts, then choose the right business number to call or message them. NOTIFICATIONS & MESSAGE RETRY Stay informed about incoming messages and team activity. Retry queued messages after connectivity returns. SECURE SIGN-IN Sign in with single sign-on using your SoundLine account. SoundLine is designed for businesses that use the SoundLine Communications phone system. A SoundLine account is required.