Apps by Man Hung Sun
Psychology: concentration app icon

Lifestyle

Psychology: concentration

Man Hung Sun

Free download 4.50 · 1 storefront · 2 ratings In-app purchases unconfirmed
Open on Apple

About this app

Do you struggle with concentration?  Our app can help you understand what makes it difficult to concentrate and provide you with training to improve your focus.  With our app, you can learn about different techniques and strategies to improve your concentration, and train your mind to be more focused and productive.  Start making yourself better today!

Latest release

What’s New

Version 6.53 Mar 27, 2026

add new content: Physiological Hacks: Power Posing...

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
2 ratings
2 Aug 16, 2026 · 2 ratings Aug 16, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 16, 2026 · Free Aug 16, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 16, 2026 · 10:35 PM Free

Screenshots

Psychology: concentration iPhone screenshotPsychology: concentration iPhone screenshotPsychology: concentration iPhone screenshotPsychology: concentration iPhone screenshotPsychology: concentration iPhone screenshotPsychology: concentration iPhone screenshotPsychology: concentration iPhone screenshot