Yes. The app is free, in all 174 countries it sells in, and it sells nothing inside it.

Does Brook.app have a free trial?

No. None of its offers (US) come with a free trial.

Developer ToolsProductivity

Brook.app

Name: Brook.app
Rating: 4.4 (281 reviews)
Author: TxThinking, Inc.

TxThinking, Inc.

Prices are current as of 17 Aug 2026.

Brook.app has no in-app products on record in the United States.

4.4 out of 5, based on 281 reviews.

Is Brook.app free?: Yes. The app is free, in all 174 countries it sells in, and it sells nothing inside it.
Does Brook.app have a free trial?: No. None of its offers (US) come with a free trial.

Last updated 9 months ago.

Brook.app sells in 174 countries. It was released 9 years and 6 months ago, on 20 Mar 2017. It holds a 4.4 rating from 281 reviews.

Supports 2 languages: English, Chinese.