Who is? Brain Teaser & Riddles
Unico Studio
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4.7
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About This App

  • Category

    Casual

  • Installs

    50M+

  • Content Rating

    Everyone 10+

  • Developer Email

    support@unicostudio.co

  • Privacy Policy

    https://unicostudio.co/privacy.html

Screenshots
Editor Reviews

So, let's talk about "Who is? Brain Teaser & Riddles" from Unico Studio. If you're into logic puzzles, this android app is a pure mobile experience, no pc or console version available, so you won't find it on steam or for the xbox or switch. It first launched back in 2021 and has been climbing the google play charts ever since. Right now, it sits at over 50 million downloads and installs, which honestly blew my mind when I checked. The game is completely free to download and play, and while there are in game purchases, they're mostly for hints or to remove those pesky banner ads. I'd say a typical purchase runs anywhere from $1.99 to $4.99, depending on the bundle, but you can absolutely finish the whole thing without spending a dime if you're patient.

When you first jump in, you're greeted with these picture-based riddles that are way smarter than your average "what am I?" nonsense. You're shown an image, sometimes a rebus, sometimes a trick scene, and you have to type out the answer or pick from a scrambled set of letters. The best part for me is the "what's wrong with this picture" levels, where you really have to zoom in and analyze every tiny detail. It scratches that detective itch, you know? My favorite part has to be the hint system though, it doesn't just spill the answer; it guides you with clever nudges that make you feel like a genius when you finally crack it. The levels are short, so I find myself playing a few during coffee breaks or while waiting for the bus, and before I know it, an hour has passed.

Now, comparing it to other brain teaser games on the google play store, there's a ton of competition like "Brain Out" or "Riddle Puzzle – Tricky Stories". Those are fun, but they lean too heavy on prank answers and weird physics that don't make real-world sense. "Who is?" feels more grounded, the riddles are actually solvable, and they reward your lateral thinking without making you feel stupid. I recommend this app because it respects your intelligence. It's polished, the art style is clean, and the difficulty curve is perfect, starting easy and then making you sweat by level 200. If you're looking for a daily mental workout that's actually fun, trust me, this one's a keeper.

Features

  • Visual Puzzle Variety 🖼️: Unlike games that just throw text at you, this one uses detailed pictures and scenes that force you to observe every corner. It keeps your eyes and brain working together, which is rare in the puzzle genre on android.
  • Smart Hint System 💡: This is where it shines. Instead of giving away the answer, the hints are layered and build on each other. You might get a clue about a specific color or object, which feels way more satisfying than just looking up a walkthrough online.
  • Offline Play Capability 📴: You can download this app and play it on a plane or in a basement with zero signal. Most similar games require an internet connection for ads or to sync progress, but this one lets you grind through levels without any interruptions.

Pros

  • Challenging but Fair Difficulty 🧩: Compared to "Brain Out," which sometimes feels unfair with its trick questions, this game gives you enough clues in the image itself to succeed. You never feel cheated, just genuinely stumped for a good minute before the lightbulb goes off.
  • No Time Pressure 😌: I love that there's no ticking clock. You can stare at a picture for ten minutes if you need to. Games like "Peak" or "Lumosity" force you into timed sessions, but here, you can play at your own pace, which makes it relaxing even when the riddles are tough.
  • High Replay Value 🔄: The google play version has over 1000 levels, and they keep updating it with new content. that's a ton of bang for your buck compared to other riddle apps that run out of steam after 50 levels and just beg you to buy packs.

Cons

  • Overly Frequent Ad Breaks 📢: Look, I get that it's free, but after every three levels, you're hit with a video ad. It breaks the flow, especially when you're in the zone. "Brain Test" has ads too, but they feel less intrusive because they don't pop up mid-puzzle.
  • Repetitive Answer Entry ⌨️: Some levels require you to type out a full phrase, and the keyboard input can be janky. It doesn't always register the correct spelling on the first try, which gets annoying compared to the tap-based options in "Riddle Puzzle."
  • Energy System Limits ⚠️: There's a lives system where failing a puzzle costs you a heart, and when you run out, you gotta wait or watch an ad. It's a bit punishing if you're stuck on a hard level and want to experiment with different guesses in a row.

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