197+ iOS apps curated and reviewed
Out of 197+ open source communication apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
Rocket.Chat is a customizable open-source chat platform for secure real-time communication across devices, offering features like audio/video conferencing, guest access, and encryption. Join a thriving community and boost productivity with Rocket.Chat!
An all-in-one team collaboration app for optimized communication. Features include channels, commands, bots, voice/video calling, file sharing, and seamless connectivity. Customize your chat experience and simplify task automation.
A lightning-fast Matrix client for personal and community use, Element X offers speed, usability, and reliability on the decentralized Matrix open standard. With advanced features like self-hosted data, native interoperability, end-to-end encryption, and seamless cross-device chat synchronization, Element X ensures privacy and security for all your conversations. Experience the future of secure messaging now!
A messaging app focused on privacy with end-to-end encryption for texts, voice and video calls. Features group chats for up to 1,000 people, disappearing Stories, and no data collection. Stay connected securely with Signal - Private Messenger.
A free business messaging app for effective work communication: send direct/group messages, create public/private channels, host meetings, access message history, unlimited user invites, send audio/video messages, and share files/links across all devices. Explore more at https://pumble.com.
A fast, secure, and powerful instant messaging app with global connectivity and seamless cross-device syncing. Enjoy unlimited media and file sharing with top-tier encryption for maximum security.
Session is a private messenger that ensures anonymity by utilizing a decentralized server network, avoiding data breaches and metadata logging. With features like closed groups, secure attachments, and open-source code, Session prioritizes user privacy and security. Join Session to protect your online conversations today! Check out Session on GitHub for more information: https://github.com/loki-project/session-ios.
This mobile platform provides professional-grade messaging and collaboration tools for organizations of any size, offering a secure space for teams to communicate and access essential tools. With various plans, including free and paid options, it enables users to streamline communication, enhance operational efficiency, and maintain compliance with industry standards.
Experience fast, private, and secure messaging on an open-source XMPP platform with Monal. Connect instantly, enjoy encrypted chats, group messaging, and audio/video calls without any ads or privacy concerns. Join now to experience a new level of communication.
Enhance your communication with a modern and secure messaging platform. Connect with ease for personal or business use, ensuring privacy and efficiency. Explore now for improved messaging experience.
A secure collaboration platform that enhances team productivity through private messaging, file sharing, conference calls, and more. Boost privacy with features like ephemeral messages and device fingerprinting. Available on all devices, with options for crisis collaboration and a free version for external partners and personal use.
"Experience secure one-on-one or group audio/video calls, web conferences, and messaging with Nextcloud Talk. Enjoy HD quality and privacy through end-to-end encryption on this free and user-friendly platform. Try it now for seamless communication!"
Transform your mobile phone into an essential collaboration tool with Elevate UC. Make calls, chat, host meetings, and manage voicemails seamlessly on-the-go. Download now for easy teamwork anytime, anywhere.
A secure messaging platform allowing users to communicate with various social media accounts without sharing phone numbers or emails. Messages are end-to-end encrypted and can be accessed across multiple devices. Stay connected securely with Keybase - Crypto for Everyone!
An encrypted messenger app that prioritizes user privacy through OTR and OMEMO encryption protocols over XMPP. Stay secure with open source cryptographic libraries and support ongoing development through subscriptions. Check it out now for secure messaging!
Experience high-quality, low-latency voice chat with Mumble, a free iOS app. Connect to public servers, chat with friends worldwide, and enjoy secure, encrypted conversations. Download now at http://www.mumbleapp.com.
This application is a powerful IRC client for iOS devices, offering support for a wide range of features such as retina display, multitasking, push notifications, customizable interface, and more. Stay connected, chat effortlessly, and enjoy a seamless IRC experience on your mobile device. Visit the app store now to download and enhance your chatting experience.