Showing 1–20 of 1,000 ranked alternatives.
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.
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.
Telegram FZ-LLC
Chat securely and sync across devices
Send messages instantly with end-to-end encryption. Share files, images, and videos. Create and join groups and channels. Access conversations across devices without requiring a constant phone connection.
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.
Hangzhou Anxin Boyuan Technology Co., Ltd
Send encrypted messages and calls
Send and receive messages with end-to-end encryption. Create and join secure group chats. Share files and images. Block contacts and report messages. Customize notification settings. Manage chat history and encryption keys.
Baby Penguin, LLC
With friends and family anytime, anywhere
Message and with contacts across devices. Make encrypted voice and . Send messages, photos, and videos. Participate in group chats with up to six people. Use free stickers. Avoid SMS and call charges.
Ease Applications, LLC
Share patient updates securely
Patients can invite family members to receive text, photo, and video updates on their hospital status. Updates are HIPAA compliant and disappear after 60 seconds. Content is used to inform and educate families about the patient’s condition.
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.
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.
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