Final report on UX developments 2019/2020

August 01, 2020 - Our final Delta Chat UX summary report is out, summarizing our developments which address real world needs from people engaged in human rights missions in Belarus, Russia, Ukraine, Iran, Taiwan and Hong Kong. This work was thankfully supported by the OpenTechFund and would otherwise not have been possible. Read on...

Releases, Disappearing messages and Video chats

July 30, 2020 - Summer is there - and also a new round of Delta Chat releases. Read on...

Delta Chat 1.10 is rolling out

June 24, 2020 - New Delta chat releases are out now or coming soon - here is an overview about what you can expect from Delta Chat 1.10: Read on...

Delta Features for May - ECC Keys, Autodelete Messages, Scan QR Codes With Desktop

May 27, 2020 - New Delta chat releases! Thanks to all the early testers and all the work that went into the new releases on Android, iOS and Desktop. Here is an overview of what to expect: Read on...

Russia's request for Delta Chat user data ... declined.

May 01, 2020 - On April 27th we received a letter from Roskomnadzor, the russian supervisor of communications and information technology. They requested us to provide access to Delta Chat user data and register with their state-run provider registry. We declined for the simple reason that Delta Chat developers have no access to user data whatsoever. Read on...

New Delta/Desktop Release for Windows, macOS, and Linux

April 06, 2020 - Delta Chat Desktop does not only work well on all major platforms now. It also offers multi-account support, and can be used even without a mobile device. If you use it together with the appstore releases for Android or iOS, you can get a decent multi-device experience. Read on...

New Study on Multi-tool and Organizational messenger usage

March 31, 2020 - A new Delta Chat UX study is out, based on Xenia’s interviews with people engaged in human rights missions in Belarus, Russia, Ukraine, Iran, Taiwan and Hong Kong. It focuses on how Delta Chat could or can already work well in conjunction with other tools and apps, and for organizational settings. Read on...

Shining some light on Delta Chat bots

March 26, 2020 - In principle it has been possible to build and run Delta Chat bots for quite a while already. But it wasn’t easy or well documented. We changed that a little bit in the last weeks, and would like to hereby push the beginning of a Delta Chat bots ecosystem into the open! Read on...

Saving Network Traffic - Delta's Efforts to Reduce the Message Size

March 11, 2020 - In the last months, the Delta Chat developers put a lot of focus on saving traffic. The result: current Delta Chat mobile releases consume far less data now. Read on...

Pin Chats, Provider Database, Offline Help and more

March 06, 2020 - In the first months this year we concentrated very much on fixing bugs, adding features and getting releases out - and a bit less on blogging and marketing. Read on...

Delta Chat Released for iPhones and iPads - Get it Now at the iOS Appstore!

January 09, 2020 - Until yesterday, you could only use Delta Chat on Android, Windows, MacOS, and Linux. Now you can have the Delta experience on all major platforms! Read on...

Delta Chat 1.0 with new features, more robust, faster and more secure

December 18, 2019 - After months of hard work, we just started the Delta Chat 1.0 releases series for the Google Play store, with lots of tangible improvements. Thanks to the many developers, testers, translators and contributors who made this happen! See below for details on all the good changes. Read on...