DeltaFox
Secure Encrypted Messenger
About
This secure messaging app offers end-to-end encrypted communication for messages, calls, and media. It includes advanced privacy features like self-destructing messages and screenshot detection, plus a built-in AI assistant.
What's New in DeltaFox
1.0.3
April 25, 2026
• Restored notification sounds • Smoother, more responsive message sending • Improved navigation animations • Fixed back-swipe (now only from left edge) • "Find Users" button now opens your contacts • Minor fixes and stability improvements
MoreFAQ
What makes DeltaFox secure?
DeltaFox uses end-to-end encryption with the DFXM3 Double Ratchet protocol and NaCl for all messages, photos, videos, and voice notes. Calls are also peer-to-peer encrypted. It also features PIN lock, biometric authentication, and screenshot detection alerts.
Can I make calls with DeltaFox?
Yes, DeltaFox offers crystal-clear voice and video calls over WebRTC. These calls are fully peer-to-peer and encrypted, ensuring no middleman or recordings.
Does DeltaFox have ads?
No, DeltaFox does not contain advertisements. It is a free application focused on providing a secure and uninterrupted messaging experience.
What is Lilith AI Assistant?
Lilith is a built-in AI assistant powered by Claude that you can chat with via text or voice. It can help you with various tasks and answer your questions directly within the app.
How does DeltaFox handle group chats?
DeltaFox allows you to create encrypted group chats using sender key encryption. You can share media, locations, and voice messages within these groups, all protected by the app's robust encryption.
What privacy features does DeltaFox offer besides encryption?
DeltaFox includes features like self-destructing messages, view-once photos and videos, screenshot detection alerts, and certificate pinning to enhance user privacy and control over shared content.
What languages is DeltaFox available in?
DeltaFox is available in 9 languages: English, Italian, Spanish, French, German, Russian, Turkish, Greek, and Albanian, making it accessible to a global user base.
What devices does DeltaFox support?
DeltaFox is currently supported on iPhone and iPod devices, with a focus on providing a secure messaging experience for Apple users.