About Zihin Üssü
Opening the app for the first time
The loading screen shows the app name in bold Turkish letters, and then you are asked to pick a username. There is no email verification or lengthy sign-up process. You tap "Play" and the main menu appears with eight game tiles arranged in a grid. The tiles are labeled: Infinite Words, Daily Word, Sudoku, Numeric, Puzzle, Daily Password, Online Duel, and Name City. The Name City tile is grayed out with a "Coming Soon" label. The interface is entirely in Turkish, from the menu labels to the instructions. The color scheme is a clean blue and white, with orange accents on the buttons. You tap Infinite Words to start your first game. A five-letter word appears as blanks, and you start guessing. The keyboard is Turkish-specific, with letters like ğ, ü, ş, ı, and ö included. After each guess, the letters change color: green for correct position, yellow for correct letter wrong position, gray for not in the word. The feedback is immediate. This onboarding takes about thirty seconds, and you are already playing.
How practice and duels work together
The Infinite Words mode lets you play as many rounds as you want, with no limit on daily attempts. This is a great way to build vocabulary and learn new Turkish words. The Daily Word mode offers a single puzzle each day, and you can compare your solution time with friends. The Online Duel mode takes this a step further. You can invite a friend or get matched with a random player. Both players see the same word puzzle and race to solve it. The first to finish wins. The twist is that the words used in duels are drawn from the same pool as Infinite Words, so practicing in single-player directly improves your performance in multiplayer. The app does not explain this connection explicitly, but it becomes obvious after a few rounds. The Daily Password mode adds another layer: a unique puzzle that changes every day, encouraging daily returns. The combination of unlimited practice, daily challenges, and real-time competition creates a habit-forming loop. You practice to get faster, you compete to prove your speed, and you return daily for the new challenges. This ecosystem is more sophisticated than a simple collection of mini-games.
Real-world performance: smooth but with ads
The app runs without noticeable lag on mid-range Android devices. The animations are basic but functional. Transitions between screens are quick. The game does not crash during testing. However, ads appear between rounds. A banner ad sits at the bottom of the screen during gameplay, and a full-screen video ad plays after every three rounds. These ads are the only monetization method, as the app is completely free. The ads are not overly intrusive, but they interrupt the flow. The app does not require an internet connection for single-player modes, which is a significant advantage. You can play Infinite Words, Sudoku, Numeric, and Puzzle offline. The Daily Word and Daily Password modes require an internet connection to fetch the new puzzle. The Online Duel mode also requires a connection. The offline capability is a standout feature for users in areas with poor connectivity. The app does not request any permissions during installation, which is a privacy advantage. According to the Play Store data safety section, the app may share location, app activity, and device IDs with third parties, but it does not collect any personal data itself. This is a reasonable trade-off for a free, ad-supported app.
Storage and update details
The app size is modest, around 14 MB, and it does not appear to cache large amounts of data. The version history shows that the developer has released several updates: version 1.3.4 in May 2026, 1.5.0 in July 2026, and 1.7.0 in August 2026. The changelog for each update simply states "Various bug fixes and improvements" without providing specific details. This lack of transparency makes it difficult to know what has actually changed. The app does not have a progress bar or an indicator of how many words are in the pool, though sources mention a database of over 3,600 Turkish words. The "Name City" mode has been listed as "coming soon" since the initial release, and there is no indication of when it will be available. The leaderboard feature allows you to compare scores with friends, but it requires creating an account or linking to social media, which is not clearly explained in the app. The app supports both phones and tablets, and the interface adapts reasonably well to different screen sizes.
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App Specifications
| Latest Version | 1.7.0 |
| Uploaded by | ŞAHİN |
| Requires Android | Android 5.1+ |
| Category | Word |
| Content Rating | Rated for 3+ |
Technical Details
| Package Name | com.zihinussu.app |
| Languages | English |
| Architecture | arm64-v8a |
| Signature | 2ac3fbae7932d797dd6caec03ffc6ec053c33e0e24a5687e3641e2eabcaab1e3 |
Security & Additional Info
| Scan Result | Secure |
| Package Name | com.zihinussu.app |
| SHA‑256 | 2ac3fbae7932d797dd6caec03ffc6ec053c33e0e24a5687e3641e2eabcaab1e3 |
| SHA‑1 | 20fcd0656a68f5efd54b03217a45c162b379e2e8 |
| App Permissions | 0 |