Telegram Desktop v0.9.56 stable

— Main window position and size are saved between the launches in Windows
— Dock and top bar hiding fixed in OS X
— Fixed photo viewer to handle screen resolution change correctly.
— Fixed forwarding photos via drag-n-drop.
— Various design improvements and other bug fixes

Telegram Native App v2.16.47504 for macOS 10.8+

— New menu when sending photos: choose between sending in full size or compressed, and add a caption.
— Support for macOS Sierra.
— Minor improvements and fixes.

Telegram Native Beta v2.16 (47508) for macOS 10.8+
27 June 2016, 18:40 UTC+7
— bugfixes

Plus Messenger updated

New in version 3.10.1.0:

WHAT'S NEW

DRAFTS AND MORE

- Introducing Drafts: Seamless syncing for unsent messages on all your devices. Drafts are now visible in your chats list.
- New internal video player (Android 4.1 and above).
- Unread messages counter on the 'Scroll to bottom' button.
- View earlier profile pictures in groups.

More about this update: https://telegram.org/blog/drafts