TextSecure 是一个安全增强文本消息应用程序，用于完全替代默认文本消息应用程序。
无线发送给其他 TextSecure 用户的消息都经过加密，同时所有文本消息都存储在设备的加密数据库中。
如果电话丢失或被盗，您的消息将保持安全，同时无法空中监控与其他 TextSecure 用户的无线通信。
更新内容：
★ You wanted an even better camera. Picture this:
• Never miss a moment. Take higher-quality photographs and capture them up
to three times faster.
• Hold still, focus on your breathing, then tap to
focus on something that takes your breath away.
• Add a pinch of zoom with
gestures that let you get closer to the action.
★ Quickly see the progress
of large file uploads (10mb+) in your notification tray.
★ Support for
incoming call notifications on Android Q.
