通話與簡訊
SpamBlocker (Call & SMS)
Spam Call/SMS blocker
SMS2Email
Forwards SMS messages to SMTP (Email) server
Flash Alert (Calls & SMS)
在收到電話、簡訊或應用通知時閃爍終端
Contacts
An open-source, fully-functional contacts app.
baresip+
VoIP User Agent app for Android based on baresip SIP library
baresip
VoIP User Agent app for Android based on baresip SIP library
SimpleX Chat
SimpleX Chat - e2e encrypted messenger without any user IDs - private by design!
Saracroche
Block unwanted spam calls automatically and protect your privacy
Jami
自由且私密地分享
Parcel - Pickup code
Extract the address and pickup code from SMS automatically
Call Limiter
Limit call duration per contact and automatically hang up when time is up
QUIK SMS
Android 原生簡訊應用程式的開源替代方案。QKSMS 的延續版本。
Jitsi Meet
Instant video conferences efficiently adapting to your scale
Call Blocker
Block unwanted calls, spam and telemarketing
Wire • Secure Messenger
Wire offers highly secure communication – anywhere and anytime.
JMP SIM Manager
Companion app for the JMP eSIM Adapter
Session F-Droid
Encrypted private messenger
Privacy Cell
Verify that a phone is using the most secure cell protocols.
FluffyChat
SMS 匯入 / 匯出
匯入與匯出簡訊、多媒體訊息、通話記錄和聯絡人。
Cheogram
Chat on the Jabber network (XMPP protocol); focus on features for gateway users
Amadz - Calling App
Clean & intuitive Phone Dialer app following Material Design principles.
SchildiChat Legacy
Secure messenger for Matrix with a traditional instant messaging experience
MsgGo
Open source, lightweight, and modern bulk SMS tool for Android.
Element Classic
Previous generation Element
Emerald Dialer
Make calls, view call log
Logger
Track, Analyze, and Manage Your Calls
Launch Chat
Start a WhatsApp, Signal or Telegram chat without saving a number as a contact
Fossify Phone
使用 Fossify Phone 解鎖安全且開源的通話體驗
Infomaniak kMeet
Free and secure videoconferencing solution
