Apps Like Responder for iPhone and iPad
Secure messaging for business users.
The app provides secure, closed user-group two-way messaging for business users. It supports status and location monitoring for worker management and incident response.
Responder screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


WhatsApp Messenger
WhatsApp Inc.
Send messages and make calls
Send text messages, make voice and video calls. Share files, images, and location. Communicate privately with end-to-end encryption. Available on mobile, tablet, and desktop. No subscription fees.

F-Secure Mobile Security
F-Secure Corporation
Secure devices with malware protection and identity
Scan and remove malware, spyware, and phishing threats. Block malicious websites. Monitor and protect personal data. Set up alerts. Enable remote device lock and data wipe.

Workcloud PTT Pro 2
Zebra Technologies Corporation
Talk instantly over WiFi or cellular networks
Enable instant Push-To-Talk communication over WiFi or cellular networks. Send private or group messages with attachments. Manage presence and location tracking. Set priority alerts. Monitor and control group interactions securely.

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.

IMBox Defense
SPOTBROS TECHNOLOGIES S.L
Secure messages, store files, stay connected
Secure messaging with end-to-end encryption, file sharing via cloud storage, and device management for team collaboration. Send encrypted messages, store documents, and access secure apps across multiple devices.

SocialSchedules
Open Sim Sim Pty Ltd
Schedule shifts, track hours, export timesheets
Schedule shifts and manage employee availability. Track hours and export timesheets for payroll. Ensure compliance with labor laws on overtime, breaks, and certifications. Calculate labor costs before and after publishing schedules.

UConnect by Uniti
Uniti Group Inc.
Access accounts and manage services securely
View and pay bills, check invoice and payment history, track orders, create and update support tickets. Repoint Toll-Free numbers, set notification preferences, and monitor network status through a secure single sign-on interface.

PagerDuty
PagerDuty Inc.
Digital operations management for businesses.
The app provides incident management for digital operations. It allows users to receive alerts, respond to incidents, and view schedules.

Spok Mobile
Spok, Inc.
Critical messaging for public safety.
The app provides critical messaging and alerting for healthcare, government, and public safety. Some features require a subscription or connection to a Spok system.

Go Kinetic Business
Uniti Group Inc.
Manage accounts and configure services
Manage accounts with secure access to view and pay bills, create and track support tickets, set notification preferences, and monitor network status.


TickTalk Kids Smartwatch
TickTalk Tech LLC
Track location and send messages
Monitor location in real time and set geofencing. Make video and voice calls, send secure messages. Block unknown numbers and set approved contacts. Receive SOS and 911 alerts. Set reminders and manage 40+ parental controls.


Messenger VPN: Private Chat
VPN LLC US
Secure chats with encrypted messaging
Secure Telegram conversations with end-to-end encryption. Use a free VPN to protect data and hide IP address. Access Telegram features like calling, texting, and sharing media. Anonymize online activity and bypass regional restrictions.


SimpleTexting
Made Simple Ventures LLC
Send texts to groups and contacts
Send texts to groups or individuals with mass SMS/MMS campaigns or two-way messaging. Add images from camera roll and track reply rates and analytics. Initiate threaded conversations with contacts.

Vama
VAMA INT PTE. LTD.
Chat across devices and send messages instantly
Instant messaging with end-to-end encryption, group chats, and file sharing. Send messages across devices in real time. Access chats on smartphones, tablets, and computers.

AlertGPS Mobile
Amber Alert GPS
Locate workers and send alerts
Track and locate workers in real time. Send two-way alerts and messages. Access emergency assistance and dispatch help. Monitor device status and manage user permissions.

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