Download of Lark 147.0.7727.149 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software belongs to Productivity Tools. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free software for Mac is Lark Technologies Pte. Ltd.
From the developer:
Lark creates highly-productive collaboration experiences for optimal team efficiency. Lark combines a multitude of essential collaboration tools in a single interconnected platform, including Chat, Calendar, Creation, Cloud storage and App Center. These functions are always in sync and can be accessed with ease by all members of the team.
You may want to check out more Mac applications, such as WeiLark Pro or Knot Guide 100+ knots, which might be similar to Lark.