BrainDuel: 7 Mini Brain Games
Techno Coders Trivia
7 brain games: trivia, math, memory, word puzzles & reactions. Duel AI offline!
- Downloads
- 33+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Apr 9
- 2026 · v1.0
Screenshots
About BrainDuel: 7 Mini Brain Games
Each match is a best-of-5 duel. Win more rounds than the AI to earn trophies and climb the ranks.
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🎮 7 MINI-GAMES
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▸ Trivia Quiz
Answer multiple-choice questions across dozens of categories — science, history, geography, pop culture, and more. A new question every round.
▸ Word Scramble
Rearrange jumbled letters to spell the hidden word before the clock runs out. Short words are fast. Long ones will make you sweat.
▸ Math Speed
Solve arithmetic problems faster than the AI. Addition, subtraction, multiplication, and multi-step expressions. Think fast.
▸ Memory Grid
A pattern of cells lights up — memorize it. Then it disappears. Tap the cells you remember. Your recall vs the AI's.
▸ Reaction Test
Wait for the signal. Then tap the instant it fires. Milliseconds separate a win from a loss.
▸ Pattern Match
Scan a grid of shapes and find the one that doesn't belong. Color, shape, size, rotation — look carefully.
▸ Emoji Decode
A sequence of emoji represents a word or phrase. Decode it before time runs out.
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🏆 RANKING SYSTEM
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Every duel affects your trophy count. Win and climb. Lose and drop. Work your way through Bronze, Silver, Gold, Platinum, Diamond, Master, and Legend. The AI adapts — tougher opponents wait at higher ranks.
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📅 DAILY CHALLENGE
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A new challenge drops every morning. Complete it to build your daily streak. Miss a day and the streak resets. Short, focused, and a different set of mini-games each time.
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📊 STATS TRACKING
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See your win rate, current and longest streaks, fastest reaction time ever recorded, total correct answers, and your performance broken down by each mini-game type. Know where your brain is sharp and where it needs work.
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🎯 PRACTICE MODE
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Pick any of the 7 mini-games and practice with no rank on the line. Build speed and accuracy in a specific game type before bringing it into a real duel.
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💡 HINT SYSTEM
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Each round gives you one chance to ask for help:
▸ Word Scramble — reveals letters one at a time (up to 3)
▸ Trivia — eliminates one wrong answer option
▸ Math — reveals the sign and parity of the answer
▸ Memory — briefly re-shows the pattern
▸ Pattern Match — tells you which property makes the odd item different
▸ Emoji Decode — reveals the first letters of the answer
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🔋 FULLY OFFLINE
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Every question, puzzle, and challenge is stored on your device. No internet connection required. Play on a plane, a train, underground, or anywhere else. All content is included in the download — nothing streams, nothing loads.
No account required. No sign-in. Open and play.
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From Techno Coders.
What’s new
Version 1.0 · Updated April 9, 2026
Initial release. ▸ 7 mini-games: Trivia, Word Scramble, Math Speed, Memory Grid, Reaction Test, Pattern Match, Emoji Decode ▸ Best-of-5 duel format against AI opponents ▸ Ranking system: Bronze through Legend ▸ Daily challenge with streak tracking ▸ Practice mode with no rank change ▸ Stats screen: win rate, streaks, reaction time, per-game breakdown ▸ Hint system for every mini-game type ▸ Fully offline — no internet required
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| BrainDuel: 7 Mini Brain Games | – | Free | 10+ | Apr 9, 2026 | |
| MEL STEM: Science for Kids | 4.0 / 5 | Free | 10,000+ | Jun 24, 2026 | Compare |
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| Preschool Learning Games MOMO | 4.2 / 5 | Free | 1,000,000+ | Aug 29, 2026 | Compare |
| Guess in 10 by Skillmatics | 3.9 / 5 | Free | 100,000+ | Mar 12, 2026 | Compare |
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