Brain Gems

Name: Brain Gems
Author: Galax VN Team

LiveGalax VN Team13 apps · 16.1K installsEducationalFree · contains adsIn-app purchases: $0.10 - $99.99 per itemcom.galaxteam.braingems

Play quick quiz runs, earn gems, and track your brain training progress.

Alert me ★ Watch Open in Play ↗

Total installs: 1,808
Installs / day: 0
Rating: —★
Released: 4 Dec 2025
Last update: 9 Sept 2026
Countries: —

Installs per day

gain of the exact counter

Lifetime avg ≈ 6/day (all installs ÷ days since release)

Daily tracking since 11 Oct 2026 · history grows every day

Install history

exact counter from Google Play

2dAll

Dashed: estimate from the release date (no daily data before 11 Oct 2026) · time axis compressed before that day

Daily tracking since 11 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

4 in 1 group

0 Sensitive1 Notable3 Routine

OtherNotable4

Access to miscellaneous device features that don't fit other categories

Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Read more · all 4 permissions Show less

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Download

Full description

Challenge your mind with Brain Gems, a fast quiz game built around short sessions, clear feedback, and gem rewards. Pick a category, answer multiple-choice questions, and keep improving your score over time. Brain Gems is designed for players who enjoy trivia, learning moments, and a clean game flow that is easy to return to each day. Key features: 8 quiz categories Choose from topics such as science, history, math, sports, technology, geography, arts, and general knowledge. Quick quiz runs Each run is short and focused, making it easy to play when you have a few minutes. Instant feedback See the correct answer, learn from missed questions, and keep your next run moving. Gem rewards Earn gems through quiz play and use them inside the app experience. Daily challenge Return for fresh quiz moments and keep your brain sprint habit alive. Progress profile Track quiz count, accuracy, streaks, achievements, and other stats as you improve. Gem shop and optional Pro Use gem packs when you want a boost, or choose the optional Pro pass to remove ads. English and Vietnamese support Play with a clean localized experience for both English and Vietnamese users. How to play: 1. Choose a quiz category. 2. Answer each multiple-choice question. 3. Review instant feedback. 4. Earn gems and complete the run. 5. Track your progress and come back for another challenge. Brain Gems keeps the focus on simple quiz fun: choose, answer, learn, and improve. Start a run today and turn quick trivia sessions into steady progress.

What's new

Security update: purchases are now verified with Google Play Integrity before rewards are granted, and refunded orders are removed from your balance automatically. Stability improvements.

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