Showing 1–20 of 1,000 ranked alternatives.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Burak Acemoglu
Create a second account instantly
Manage multiple WhatsApp accounts on one device without needing a second phone. Secure messages with passcode, Face ID, or Touch ID. Add notes, set reminders, and use voice-to-text translation. Chat with an AI bot for instant responses.
F-Tell Communications FZ-LLC
Share files, send messages, stay secure
Enable anonymous communication without requiring phone numbers. Share files and messages with end-to-end encryption. Store all data locally on the device. Initiate chats and ensure no personal data is collected or shared.
XPAL.com Corporation
Message anonymously, connect securely, erase your past
Send and receive encrypted messages without requiring a phone number, email, or personal information. Create a unique 9-digit xID for anonymous communication, file sharing, and cross-border calling.
Threema GmbH
Send messages and make calls securely
Send and receive messages with end-to-end encryption. Make voice and video calls. Share files securely. Use a unique Threema ID instead of phone number or email. No data trails are stored. Set expiration dates for messages.
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.
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.
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