frSIP Mobile (Legacy Support) app icon

Apps Like frSIP Mobile (Legacy Support) for iPhone and iPad

Enterprise mobility for office phone

The app enables enterprise mobility by allowing users to pair their mobile phone with office extensions. Users can make and receive calls on their office line from their iOS device when connected to Wifi or 3G/4G LTE.

by Deltapath, Inc.★ 3.01 ratingsProductivityFreeData updated 2026-09-24

frSIP Mobile (Legacy Support) screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Ooma Office app icon

    Ooma Office

    Ooma, Inc.

    Make and receive calls anywhere

    Make and receive calls using a virtual phone number. Manage voicemails, transfer calls, and use conferencing. Set up a virtual receptionist and dial extensions. Handle music-on-hold and control call settings remotely.

    ★ 4.99,208 ratingsProductivityFreeData updated 2026-09-09
  2. Ooma Setup app icon

    Ooma Setup

    Ooma, Inc.

    Activate Telo, check status, reconfigure

    Manage Telo devices by activating new units, reconfiguring Telo Air 2, and checking device status. Enable Phone Genie or Telo 4G remotely. Update settings and monitor adapter status. Sync with account for real-time information.

    ★ 4.91,764 ratingsUtilitiesFreeData updated 2026-09-13
  1. Grasshopper app icon

    Grasshopper

    Grasshopper

    Virtual phone system for small business.

    The app provides a virtual phone system for small businesses. It turns a personal smartphone into a call and messaging command center with tools and customizable features.

    ★ 4.746,139 ratingsBusinessFreeData updated 2026-10-06
  2. Google Voice app icon

    Google Voice

    Google LLC

    Call, text, and manage voicemail.

    The app provides a phone number for calling, text messaging, and voicemail. It syncs across devices, offers spam filtering, and transcribes voicemails for easy searching and management.

    ★ 4.361,998 ratingsProductivityFreeData updated 2026-11-09
  3. Fuze Mobile app icon

    Fuze Mobile

    Fuze, Inc.

    Connect with voice calls and messages

    Stay connected with coworkers, customers, and partners through voice calls, video meetings, and chat messaging. Make calls over Wi-Fi, data, or carrier with video and screen sharing. Dial using 4-digit extensions and join ad hoc conference calls.

    ★ 4.74,017 ratingsBusinessFreeData updated 2026-09-11
  4. RingCentral app icon

    RingCentral

    RingCentral, Inc

    Manage calls, messages, and meetings with AI

    Manage business communications with integrated calling, messaging, and meeting features. Transcribe conversations and generate notes using AI. Share files in team chats and receive typo corrections.

    ★ 4.878,405 ratingsBusinessFreeData updated 2026-11-07
  5. newVoice Mobile app icon

    newVoice Mobile

    New Horizons Communications Corp.

    Make and receive calls on the go

    Manage office calls remotely using WiFi, LTE, or 3G. Make and receive calls with extension dialing. Transfer, park, and conference calls. Switch between desktop, , and tablet devices during calls.

    ★ 4.817 ratingsBusinessFreeData updated 2026-09-11
  6. OnPhone - Second Phone Number app icon

    OnPhone - Second Phone Number

    AnyDay Apps Inc.

    Manage lines with virtual numbers

    Manage multiple lines without an extra SIM card. Create and use local numbers in specified countries. Make calls and send texts globally. Keep real private. Compatible with WhatsApp, Telegram, iMessage, and other services.

    ★ 4.647,178 ratingsBusinessFreeData updated 2026-09-06
  7. 4Voice Communicator app icon

    4Voice Communicator

    Ron Byer

    Make and receive calls anywhere

    Make and receive calls using a softphone interface. Send and receive XMPP messages. Check call status and transfer calls using shorthand extensions. Access presence information. Connect over WiFi or cellular data.

    ★ 4.7259 ratingsBusinessFreeData updated 2026-10-01
  8. UniFi Endpoint app icon

    UniFi Endpoint

    Ubiquiti Inc.

    Unlock doors with a tap

    Manage access with smart door unlocking and one-click WiFi and VPN connections. View live camera feeds for real-time collaboration. Charge electric vehicles and control security features remotely.

    ★ 4.813,207 ratingsBusinessFreeData updated 2026-10-21
  9. Comcast Business app icon

    Comcast Business

    Comcast Cable Communications Management, LLC

    Access accounts, manage services, track usage

    Manage account details, view upcoming service appointments, pay bills, and check payment history. Track service requests and receive notifications. Access account summaries and contact support directly.

    ★ 4.430,834 ratingsBusinessFreeData updated 2026-09-08
  10. Ooma Enterprise app icon

    Ooma Enterprise

    Ooma, Inc.

    Connect and collaborate from anywhere always.

    The app allows users to stay connected and responsive while on the go. It provides features for collaboration, call management, and voicemail access, enabling users to manage business calls from anywhere.

    ★ 4.636 ratingsProductivityFreeData updated 2026-10-21
  11. magicApp Calling & Messaging app icon

    magicApp Calling & Messaging

    MAGICJACK VOIP SERVICES LLC

    Have a second phone number on

    Get a second phone number without a SIM card. Use it for personal or business calls and texts in the U.S. and Canada. Switch between numbers quickly. Manage calls and messages through the . Set up a custom phone number.

    ★ 4.725,595 ratingsUtilitiesFreeData updated 2026-09-08
  12. Vonage Home Extensions app icon

    Vonage Home Extensions

    Vonage

    Make and receive phone calls

    Make and receive phone calls using your number on an iPhone. Answer calls on up to two devices simultaneously. Use Wi-Fi or 3G/4G for connectivity. Receive push notifications for incoming calls.

    ★ 4.44,689 ratingsUtilitiesFreeData updated 2026-09-08
  13. Phoner: Second Phone Number app icon

    Phoner: Second Phone Number

    Phoner Holdings LLC

    Text and call with a

    Provides a for texting and calling. Enables private messaging and calls. Includes reverse lookup and anonymous caller identification. Supports international texting and calling with SMS/MMS.

    ★ 4.534,533 ratingsUtilitiesFreeData updated 2026-09-10
  14. TapeACall: Call Recorder app icon

    TapeACall: Call Recorder

    Mosaic S.r.l.

    Record phone calls and transcriptions easily.

    The app records incoming and outgoing phone calls. It allows users to transcribe recordings into text and download them to a computer.

    ★ 4.338,135 ratingsBusinessFreeData updated 2026-10-05
  15. Second Phone Number ™ 2nd Line app icon

    Second Phone Number ™ 2nd Line

    Pretty Boa Media Ltd

    Manage calls and texts with a

    Manage a for calls and texts without a new SIM card. Make and receive calls, send and receive messages. Use a separate for business or privacy. View call logs and message history. Switch between numbers easily.

    ★ 4.55,042 ratingsBusinessFreeData updated 2026-09-18
  16. Mattermost app icon

    Mattermost

    Mattermost, Inc.

    Connect to Server and collaborate securely

    Securely share messages, files, and links across teams. Create and manage channels for communication. Integrate with workflows and automate tasks. Support audio and screen sharing for collaboration. Manage projects and track progress.

    ★ 4.85,642 ratingsBusinessFreeData updated 2026-09-13

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.