Comparison

20 Questions · Mind Reader vs Math Battle ES/EN

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

20 Questions · Mind Reader

This app offers a futuristic twist on the classic 20 questions game. Select a category, think of a secret item, and answer yes/no questions to see if the AI can guess your thought within 20 questions. It's a fun, mentally stimulating experience that respects your privacy.

Highlights
  • AI-powered guessing
  • Classic 20 questions format
  • Multiple categories (animals, movies, sports)
  • Privacy-focused, no personal data collected
  • Visually stunning and mentally stimulating
Features
Read full description

"Mind Reader" is a futuristic twist on the classic game of 20 questions that will leave you astounded at its ability to guess what's on your mind! This game transports players into a world where technology meets telepathy, providing an experience that's both visually stunning and mentally stimulating. Here's how it works: Players start by selecting a category for their thoughts, choosing from options such as animals, sport, movies, and more. Once you've locked in your secret thought, "Mind Reader" springs into action, using its advanced algorithm to ask you a series of yes/no questions. Your task is simple - answer honestly and watch in amazement as the game narrows down the possibilities with each question. But that's not all! "Mind Reader" is designed to challenge itself and you, striving to guess your thought in 20 questions or less. With each playthrough, you'll be intrigued by its uncanny ability to get into your head, making every game a unique encounter with this digital psychic. Fun, interesting, and a little bit mysterious, "Mind Reader" promises an engaging experience without compromising your privacy. We understand the importance of keeping your thoughts to yourself, which is why we guarantee that no personal information regarding players is ever collected. This game is purely for entertainment, allowing you to dive into a world of guesswork and wonder without any strings attached. So, are you ready to test the limits of "Mind Reader"? Can it really figure out what you're thinking, or will you be the one to stump the system? There's only one way to find out. Join us in this futuristic journey of mind games, where your thoughts become the playground for the ultimate guessing game! · Privacy policy https://novasoftapps.zendesk.com/hc/en-us/articles/17794494778397-Privacy-policy · Terms of use https://novasoftapps.zendesk.com/hc/en-us/articles/17794676410141-Terms-and-conditions · Subscriptions Payment will be charged to your Apple ID account at the confirmation of purchase. Subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase.

About

Math Battle ES/EN

Features
Read full description

Sharpen your mind and calculate your way to victory in Math Battle. Face off against players from around the world in rapid-fire mental math challenges. Speed and accuracy are your best weapons as you solve equations faster than your opponent to secure the win. Every victory earns you points that push you higher up the competitive ranks. Prove your numerical dominance as you graduate from Bronze to the elite Platinum tier. The app offers versatile game modes to fit your current environment, whether you are commuting or hanging out with friends. Features include: • Battle opponents worldwide in competitive online matchmaking. • Challenge friends directly next to you using the pass-the-phone feature. • Train your brain in the solo practice mode to improve your calculation speed. • Earn points to rank up through competitive tiers from Bronze to Platinum. • Enjoy full support in two languages for an international gaming experience.

Screenshots

20 Questions · Mind Reader4 screens
Math Battle ES/EN3 screens

Verdict

The call

The clearest difference is in-app purchases: Math Battle ES/EN at none against 20 Questions · Mind Reader's 6. On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 20 Questions · Mind Reader sells 6 in-app purchases, starting at $4.99 per 7 days. Math Battle ES/EN asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 24, 2026.

Scorecard1 real difference · 9 level
20 Questions · Mind Reader versus Math Battle ES/EN: the parameters behind the verdict, then further details
Parameter20 Questions · Mind ReaderMath Battle ES/EN
PriceFreeFree
Rating4.1 (431 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings431 — better—
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size169 MB31 MB
Age rating12+4+
DeveloperNeagu Robert PFAAdrian Jara Gutierrez

Bugs and requests

20 Questions · Mind Reader

Reported bugs

6 issues
  • App goes blank and becomes unplayable
  • AI fails to guess common objects (Mickey Mouse, Hot Dog)
  • AI lists categories instead of specific items in Animals category
  • AI ignores hints provided by users
  • Energy depletes on game restarts
Show 1 more
  • Asks excessive questions beyond 20-question limit

Requested features

6 requests
  • Ad-supported free play option
  • One-time purchase instead of subscription
  • Energy refresh system over time
  • Images to accompany answers
  • User-submitted answers when AI cannot guess
Show 1 more
  • Traditional mode where user guesses instead of AI

Math Battle ES/EN

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

20 Questions · Mind Reader

Subscriptions2
  • Weekly$4.997 Days
  • Monthly$9.991 Month
One-time4
  • 100$0.99
  • 250$1.99
  • 500$2.99
Show 1 more
  • 1000$4.99
None

Math Battle ES/EN

No in-app purchases

Questions

Is 20 Questions · Mind Reader free?
20 Questions · Mind Reader is free to download, with in-app purchases available.
Is Math Battle ES/EN free?
Math Battle ES/EN is free to download, with no in-app purchases.
Do 20 Questions · Mind Reader or Math Battle ES/EN have ads?
Neither 20 Questions · Mind Reader nor Math Battle ES/EN shows ads.
Which is updated more often, 20 Questions · Mind Reader or Math Battle ES/EN?
20 Questions · Mind Reader ships an update monthly, and Math Battle ES/EN monthly. Most recently, 20 Questions · Mind Reader was updated on October 24, 2026 and Math Battle ES/EN on October 24, 2026.

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