# phone.systems(TM) App

The **phone.systems(TM)** app is a SIP-based softphone for **MacOS, iOS, Android, Windows, and Linux** operating
systems. It provides a secure and efficient way to communicate with team members and external contacts.

Designed for seamless VoIP connectivity, the app supports crystal-clear HD audio, real-time call management, and an
intuitive interface that adapts to all major platforms. Whether working from the office, remotely, or on the go, users
can rely on **phone.systems(TM)** for reliable voice communications.

Key features include:

> - **Cross-platform compatibility** with a unified user experience across all supported devices.
> - **Native integration with the phone.systems(TM) cloud PBX**, allowing users to quickly make configuration adjustments on the go.
> - **Advanced call functionality**, such as call transfer, hold, mute.
> - **Attachments**, such as call recording, voicemails, fax, and AI call insights.
> - **CRM integrations**, streamlining workflows by connecting calls and contact data with customer relationship management platforms.
> - **Encrypted SIP signaling and media (SRTP/TLS)** to ensure secure communications.
> - **Contact and call history synchronization**, making it easy to manage communications from any device.
> - **Lost calls tracking**, enabling users to monitor missed communications and follow up efficiently.
> - **Push notification support** on mobile platforms for low power consumption and instant call alerts.

## Download and install the phone.systems(TM) app for your platform

[![Phone Systems iOS App](../../_images/Download_on_the_App_Store_Badge.png)](https://apps.apple.com/lt/app/phone-systems/id6474605024)

[![Phone Systems Android App](../../_images/Google_Play_Store_badge.png)](https://play.google.com/store/apps/details?id=systems.phone.mobile)

[![Phone Systems Microsoft App](../../_images/microsoft-new-badge-light.png)](https://apps.microsoft.com/detail/9nsqkhxv12bg)

[![Phone Systems Linux App](../../_images/BadgeLinux.png)](https://doc.didww.com/phone-systems/app/additional-resources/repositories.html)

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**App Configuration**

Set up the phone.systems(TM) application to make and receive calls.

[phone.systems(TM) App Configuration](configuration.html)

**Dial Pad**

Access and use the built-in dial pad for making calls directly from the app.

[phone.systems(TM) App Dial Pad](dialpad.html)

**Contacts**

Manage your contacts and easily initiate calls or messages.

[phone.systems(TM) App Contacts](contacts.html)

**Call History**

View and track your call history, including missed, received, and dialed calls.

[phone.systems(TM) App Call History](call-history.html)

**Settings**

Adjust app settings such as notifications, audio preferences, and more.

[phone.systems(TM) App Settings](settings.html)

**Additional Resources**

Access documentation, FAQs, and additional guides to help you maximize app usage.

[Additional Resources](additional-resources/index.html)