Brain Test 3
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Before you install
- If Android refuses to install the file, the system is blocking installs from unknown sources. Allow this app in Settings, then choose to install anyway when prompted.
- If you see an "incompatible version" message, the build likely targets an older CPU architecture (ARMv7) that newer phones no longer accept. Look for an ARM64 (ARMv8) build of the same version instead.
Download FAQs
What is Brain Test 3 about?
Brain Test 3 follows Hieu Thao on a journey to find six powerful gems. The adventure combines story progression with tricky puzzles, obstacles, inventory items, and conversations with other characters.
How do puzzles work in Brain Test 3?
You solve intellectual questions and obstacles across more than 100 levels with increasing difficulty. Some solutions involve collecting and combining items in your inventory, and the hint system can help clarify a level's goal.
What does the Free Purchase and No Ads mod change?
This build is labelled Free Purchase and No Ads. The main game content still includes the gem quest, dialogue choices, workshop development, puzzle levels, and Agent Smith bonus action stages.
What is the Assembly Workshop used for?
The Assembly Workshop is built and developed during the adventure. It produces resources that support Hieu Thao's journey.
What Android version does Brain Test 3 require?
Brain Test 3 requires Android 7.0 or later as its minimum Android version. The listed file size is 277.0 MB, so make sure your device has enough available storage for the download and installation.
The download link does not work
Reload this page and start the download again — links are generated per visit and expire. If it still fails, the file may be getting replaced with a newer build; try again shortly.
It says "App not installed"
That usually means a different signature of the same app is already on the device. Uninstall the existing copy first, then install this file. Back up in-app data beforehand, since uninstalling clears it.
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