Secure calls and messages end-to-end.
The app provides secure voice and message communication using military-grade cryptography. It ensures end-to-end encryption and authentication for sensitive conversations on iPhone devices.
Showing 1–20 of 1,000 ranked alternatives.
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.
Crypviser GmbH
Send encrypted messages and calls
Send and receive encrypted messages with end-to-end blockchain security. Make private video and voice calls with automated encryption. Store and share files securely without third-party access.
Signal Messenger, LLC
Send messages and files securely
Send texts, voice messages, photos, videos, GIFs, and files for free. Make encrypted voice and video calls with group support up to 50 people. Create group chats with up to 1,000 members. Share files and media securely.
Secret Phone, Inc.
Private messenger for secure communication
The app provides private texting without requiring a phone number or sharing personal contacts. All user data is stored only on the user's phone, and communications are protected with end-to-end encryption.
ZERO & ONE SOFTWARE PTE. LTD.
Send messages and calls
Send messages with end-to-end encryption and automatic deletion after reading. Make voice and video calls. Protect personal information and contact list with end-to-end encryption.
BlackBerry Limited
Secure calls and messages end-to-end
Securely make and receive encrypted voice calls and instant messages. Send encrypted messages to individuals or groups. Share documents and images within the organization. Ensure end-to-end encryption for calls and messages.
Criptyque Limited
Send secure messages and calls
Secure messaging with end-to-end encryption and data packet integrity. Make on-net/off-net voice calls and video calls. Conduct secure conference calls. Send and receive encrypted emails. Protect data with OS-proof privacy features.
Cellcrypt Inc.
Send encrypted messages and files
Secure communication with end-to-end encryption and post-quantum protection for voice, video, messaging, and file transfers. Send large files securely. Supports secure instant messaging for classified government communications.
Callware Technologies, Inc.
Secure chats, calls, and meetings
Secure live chats, calls, and meetings with end-to-end encryption. Control who can join conversations and meetings. Block trackers and hackers from accessing communications. Share files securely and manage group chats.
Koinonia Co.,LTD
Send encrypted messages and calls
Send and receive messages with end-to-end encryption. Create and join groups. Share media files. Search for contacts without requiring personal information. Manage message visibility and privacy settings.
Viber Media SARL.
Send messages and make calls
Send messages with text, photos, stickers, GIFs, voice, or video. Make free audio and video calls to other users. Create group chats. Send disappearing messages. Set reminders. Share files.
Hong Kong CipherChat Tech Company Limited
Share messages and files securely
Secure messaging with end-to-end encryption for private conversations. Share files and collaborate securely. Choose between private server deployment or on-premise hosting for enhanced control.
Mega Networks LLC
Upload files, search, store, and share securely
Store and manage files with end-to-end encryption. Upload, search, download, stream, view, share, rename, or delete files from any device. Share folders and track updates in real time. Access data through web browsers or dedicated apps.
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.
CRYPTODATA TECH S.R.L.
Send messages, calls, and files securely
Secure messaging and file sharing with end-to-end encryption. Send text, audio, and video messages. Make voice and video calls. Transfer files privately. No third-party access to communications.
Red Team LTD
Your connection and browse privately
Browsing with end-to-end encryption using WireGuard protocol. Connect to private servers for anonymous internet access. Toggle kill switch to block traffic when disconnected. Manage multiple connections and protocols.
Ningbo Jus Internet Technology Co., Ltd.
Call and message securely
Make voice and with end-to-end encryption. Send instant messages with file sharing. Create group chats. Schedule . Share location in real-time. Block contacts. Customize call settings. Sync contacts from phone book.
IDT GLOBAL PROCESSING SERVICES, INC.
Make calls, send money, and top up
Make international calls to any mobile or landline with clear audio and low rates. Top up credit via mobile or web. Send money internationally with secure transfers. Manage history and contact list.
COOLAPP CO.,LTD.
Send messages and calls securely
Secure messaging and voice calls with end-to-end encryption. Send and receive messages, make voice and video calls. No data storage or third-party access. Messages and calls are encrypted and only accessible to sender and recipient.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.