Apps Like frSIP Mobile (Legacy Support) for iPhone and iPad
frSIP Mobile (Legacy Support) screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


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.

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.

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.


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.


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.


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.

UniFi Identity 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.

Verizon One Talk
Verizon Wireless
Call, message, and collaborate securely
Manage calls, messages, and contacts with business features like call forwarding, voicemail, and group messaging. Schedule meetings, access call logs, and integrate with email. Control user permissions and monitor usage through a web portal.


ePhoneGo2
Estech Systems, Inc
Access files, manage tasks, secure data
Manage work tasks and access company resources remotely. Securely store and share sensitive data. Sync calendars and emails. Collaborate in real-time with team members. Control device access and monitor activity from a central dashboard.

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.

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.

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.

CNB Mobile Online Banking
The Canandaigua National Bank and Trust Company
Access accounts, transfer funds, pay bills, make
Access real-time account information and search transaction history. Make deposits, transfer funds, and pay bills. View and send secure messages. Find CNB Bank offices and ATMs. Connect to the customer call center with one button.

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.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.