App Intel

Mental Math - Train your Brain

LiveObsidianSoft10 apps · 419.4K installsEducationFree · contains adsIn-app purchases: $0.99 per itemcom.obsidiansoft.android.mentalmaths

Improve your mental math skills by learning 30+ personalized tips totally free.

Alert me★ WatchOpen in Play ↗
Total installs
11,078
exact · Play shows 10,000+
Installs / day
0
since last crawl
Rating
3.8★
50 ratings · 7 reviews
Released
10 Mar 2020
6.6y ago
Last update
15 Aug 2026
v31.0.0 · 2mo ago
Countries
—
not checked yet

Install history

exact counter from Google Play
10.8K13.1K15.4K17.7K20K11 Oct12 Oct13 Oct
10.8K13.1K15.4K17.7K20K11 Oct12 Oct13 Oct

Installs per day · last 90 days

00.30.50.8112 Oct13 Oct13 Oct

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.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • No data shared with third parties
  • No data collected
  • Data is encrypted in transit
  • No way to ask for data deletion

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

7 in 3 groups
4 Sensitive1 Notable2 Routine

What this app can do with your phone

  • Read photos, videos, and other files saved in your phone's shared storage
  • Add, change or delete photos, videos and other files in your phone's storage
Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
StorageSensitive2

Access to files, photos and media saved on your phone's storage

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
OtherNotable3

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

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

Full description
Doing math in your brain or mental math is a must skill in the modern world. We have to study Mathematics in most fields today but solving math on paper takes a long time. We encounter so many situations in everyday life in which we have to do math in a hurry and we are so disappointed when we are not able to do the calculations in our brain. The Mental Math app is here to resolve all such worries. It has been developed in such a way that it teaches you those mental math tricks that you need to learn to polish your mental math skills. The Mental Math app takes a test to gauge your strengths and weaknesses and based on the result, develops a personalized plan for you. Your personalized plan will give you one or more tips and then, you have to practice using the tip. You are presented with questions relating to that tip so that you master it. Give the Mental math app a try: after all, it is 100% free. Download today, train your brain and watch your mental math skills flourish. Special Thanks to: incompetech.com freepik.com vecteezy.com

What's new

Embedded video error fixed.

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