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Android Apps > Casual > 9u9uSift
AppBrain rates this app as risky. It belongs to "9u9u", a network of apps published in bulk from many new developer accounts, and 100% of those have already been removed from Google Play. AppBrain tracks 60 apps like this from 8 developers. See more information about "9u9u" apps.
9u9uSift icon

9u9uSift

by Mostafa Ayman · Casual · Free
No longer on Google Play

9u9uSift was made and published by Mostafa Ayman. AppBrain is an independent app data site and isn't affiliated with Mostafa Ayman. The app name, icon and description belong to Mostafa Ayman and are shown as last published on Google Play.

AppBrain's verdict

Removed
Installs
1.3 thousand
Last updated
June 3, 2026
Ads
No ads
Size
16.3 MB

9u9uSift is no longer on Google Play. It was there for 13 days, until June 2026. It was a niche app, with 1.3 thousand installs. It had too few ratings to say what users thought.

User feedback

Ratings and reviews on Google Play

Comments on 9u9uSift for Android

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Store listing

By Mostafa Ayman, from Google Play
This app is currently not available on Google Play.

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“Train your ear by identifying hidden sound patterns across 60 levels.”

Screenshots of this removed app
We kept the screenshots from before it was removed. Subscribe to see them.
Description by Mostafa Ayman Written by the developer, not by AppBrain. Click to read.
A sound-based memory game that challenges your auditory perception and pattern recognition skills.

HOW IT WORKS
Each round plays a short sequence of tones. Your task is to listen carefully and identify the exact pattern from a set of visual candidates. As you progress, distraction sounds are added to the mix, training you to focus on what matters.

GAME FEATURES
- 60 progressively challenging levels
- Sequences grow from 3 to 6 symbols
- Distraction sounds introduced from level 11 onward
- Three distinct symbol types (circle, triangle, diamond) introduced gradually
- Tricky near-miss options at higher levels for added difficulty
- Detailed feedback screen comparing correct vs chosen patterns
- Satisfying success and failure audio cues
- Clean, abstract interface with soft gradient backgrounds and clear geometric symbols

FREE TRAINING MODE
After completing all 60 levels, unlock the free training mode where you can customize sequence length, symbol types, distractor count, and candidate count to practice at your own pace.

VISUAL DESIGN
Distraction-free interface with soft gradient backgrounds and crisp geometric shapes that help you stay focused on the sounds.

Perfect for anyone who wants to sharpen their listening skills, improve working memory, or simply enjoy a unique audio puzzle experience. No internet connection required. No account needed. Play anywhere.

Safety and technology

Found in the app by AppBrain
Ads
No ads
Price
Free
Libraries
?
App size
16.3 MB
Content rating
Everyone

Technologies used by 9u9uSift

6 permissions
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
1.0.9
Launched
June 2026
  • Jun 11, 2026Unpublished
  • Jun 10, 2026Installs1,000+ installs
  • Jun 3, 2026New AppVersion 1.0.9 in CASUAL for Free
Show all changes Show fewer

Installs

Tracked by AppBrain
Play install range
1+ thousand
Launched
June 2026

About the app and developer

About 9u9uSift

9u9uSift was a casual app developed by Mostafa Ayman. It was removed from Google Play Jun 11, 2026.

Install Statistics

9u9uSift had been installed 1.3 thousand times before it became unavailable.

User Ratings

The app had no ratings.

App Information

9u9uSift was free. The app size was 16.34 MB. The last available version was 1.0.9. The last update was on June 3, 2026.

Technical Requirements

The app had a content rating of Everyone. The app had been available on Google Play since June 2026.

App Performance Report

Get a detailed PDF report for 9u9uSift with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more

Get PDF Report — $29

Developer information for Mostafa Ayman

Mostafa Ayman

Legal name:

Address:

Phone number:

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