Some apps are distributed as Split APKs (multiple .apk files packaged together) to optimize resources. Standard Android installers cannot open them.
Train your brain to the extreme with this powerfull mental math training App, we are talking about milliseconds not seconds!
The calculations flash on your screen and your goal is to calculate the results as fast as possible and compare it with the App.
You can train with or without Soroban, also known as the Abacus
Here is what you can do:
- Use multiple operations, additions, subtractions, multiplications and divisions
- You can view from 1 to 16 digits each time a number appears
- Show from 2 consecutive additions until 10
- Select a speed of 0.2 milliseconds to 5 seconds
- Numbers are generated randomly
Here is a more detailed example on how it works, let's suppose that you have 3 digits and 5 repetitions, it will show 432 + 534 + 654 + 865 + 345 then the result at the end!
They are going to be shown one by one, then it will show the result!
More languages supported (you can change them from settings)
English, Arabic, Danish, German, Spanish, Persian, French, Hindi, Indonesian, Italian, Japanese, Korean, Malay, Dutch, Norwegian, Polish, Portuguese, Russian, Swedish, Thai, Tagalog, Turkish, Urdu, Vietnamese, Chinese
In the native language:
English, العربية, Dansk, Deutsch, Español, فارسی, Français, हिन्दी, Bahasa Indonesia, Italiano, 日本語, 한국어, Bahasa Melayu, Nederlands, Norsk, Polski, Português, Русский, Svenska, ไทย, Tagalog, Türkçe, اردو, Tiếng Việt, 中文
com.exiiit.soroban on the APK Downloader.Yes! Every APK download provided by APKDER undergoes rigorous security verification. We verify that the cryptographic signature of the APK file matches the official signature from the developer, ensuring the APK is original, untouched, and free from any modifications.
To install it, you first need to enable "Unknown Sources" in your Android device's security settings. After downloading the APK file from APKDER, tap it to begin the installation and follow the on-screen prompts.
Yes! As soon as the developer releases a new version of Anzan Soroban Mental Math, we will update and provide the updated APK on APKDER. You can simply download and install the new APK over the existing installation without losing your app data.
Yes. APKDER allows you to bypass geographic restrictions and download official APK files directly, even if the app or game is not officially available in your country's store.
A standard APK is a single installation package. An XAPK or Split APK contains multiple resource files (like OBB expansions or device-specific layout parts) packaged together. To install them, you can download splits individually or use dynamic helper tools like Split APKs Installer (SAI).
This APK download is 100% safe. We verify that the cryptographic signature of the file matches the official developer credentials. No modifications or adware are injected.