Kullo 57.0 for Mac is available as a free download on our software library. The actual developer of this free Mac application is Kullo. The application lies within Communication Tools, more precisely Texting & Video calls.
From the developer:
Kullo is an advanced secure communication solution for Mac.
- Messages are only decrypted locally on the user’s device.
- Use drag and drop to attach files of any format totalling up to 100 MB per message.
- Automatically synchronized messages on all your devices, without any intermediate unencrypted cloud storage.
You may want to check out more software for Mac, such as Instant Messaging, JabberFoX or irssix, which might be related to Kullo.