Comparison

Irida vs Brain Guessing Game

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

Head to head
About

Irida

Perform a mind-reading card trick where you reveal a spectator's chosen card without any physical interaction. The spectator uses their own phone to select a card, and you can reveal it even with your eyes closed or blindfolded.

Highlights
  • Reveal chosen card without interaction
  • Spectator uses their own phone
  • Perform blindfolded or with eyes closed
  • No internet, Wi-Fi, or Bluetooth needed
  • Instant performance with Quick Action
  • Biometric authentication for secret protection
Read full description

◆For THE FIRST TIME EVER a magic trick app is giving you the power to reveal any chosen card from a deck of cards BLINDFOLD and WITHOUT ANY INTERACTION with the spectator, his phone or your phone!◆ Welcome to IRIDA! ▶MIND BLOWING EFFECT - Ask from your audience to use their OWN phone and let them open ANY browser and search for a mysterious PUBLIC video on Vimeo®! You can even post the video on any of their social network profile! - An ordinary deck of cards is shown. The cards are displayed in a random order but for an equal amount of time. - BEFORE the spectator hits the "Play" button, prompt him/her to close ANY POSSIBLE wireless communication on his/her iPhone (WiFi, Bluetooth, even GSM Network(!)), in order to block the phone's ability to send or receive any kind of information! - Turn your back to your audience with your eyes closed or you can even use a blindfold (!). Put your hands behind your back, even with your sleeves rolled up (!), so there is NOT A SINGLE WAY that you can look at their phone or your phone or touch ANY electronic device or even make ANY suspicious movements behind and in front of you! You can have a second spectator to inspect you from your front! - Now ask them to start the video and secretly pause it to a freely chosen card and concentrate on it! - You SIMPLY name their chosen card out loud! You can repeat the trick as many times as you or the spectator wishes! The perfection of simplicity in performance makes this magic trick the BEST of its kind! Your audience will never suspect that an app or EVEN your phone was involved so all of the credit goes to YOU! ▶NO LIMITATIONS •The magician NEVER shows, touches or has ANY interaction with his phone! •The magician NEVER touches the spectator's phone, not a SINGLE TOUCH from the very beginning of the trick! •The spectator NEVER reveals his chosen card •NO internet connection •NO GSM Network •NO Wi-Fi or Bluetooth access •NO "leave and pick your device" tricks •NO assistant •NO voice recognition •NO camera / proximity sensor (optical recognition) •NO other devices •NO "fake websites/interfaces" tricks ▶EXTRA FEATURES •You can perform Irida to anyone ◆ anytime ◆ anywhere! Use “Quick action” feature via 3D Touch to perform the trick instantly! •The secret of the trick is protected from unauthorised users by using iOS Biometric authentication! Irida is a professional magic trick app that uses advanced algorithms for card prediction and revelation that have never been used by any other app available! An inaccessible secret to anyone but you, that will captivate your audience and blow their mind away! It is intended for entertainment purposes only / does not provide any real-magic abilities. For any questions/comments please visit Irida's Official Website : http://map.onetwo.gr TV broadcasting/ WEB casting rights are reserved! You will need written consent from OneTwo P.C. : http://onetwo.gr

About

Brain Guessing Game

Engage in a clever card guessing game with a friend. This app generates unique images to reveal a chosen card in an astonishing way. Explore various animations and a calibration mode for advanced reveals.

Highlights
  • Interactive card guessing
  • Animated reveals
  • Image generation for reveals
  • Calibration mode for advanced effects
  • Easy-to-use interface
  • Novel playing card reveal
Read full description

Play a fun game with a friend and guess what card they picked! Generate an image and reveal the answer in a clever way using that image! This is a fun, modern way to reveal any playing card. Complete with various engaging animations, the interface is super easy to use, and the reveal images offer endless presentations. For a truly baffling experience, calibration mode allows you to perform a secondary effect where you can determine a single card removed from a face-up deck. Whether you use a freely named card, a marked deck, or sleight of hand, your audience is going to fall in love with this truly novel playing card reveal. Perform your next playing card reveal with the Brain Guessing Game from Penguin Magic. (Playing cards not included)

Screenshots

Irida3 screens
Brain Guessing Game4 screens

Verdict

The call

The clearest difference is review sentiment: Brain Guessing Game at 100% against Irida's 0%. Brain Guessing Game also leads on update cadence (every 3 weeks vs every 3 months). Irida's advantage is price ($5.99 vs $39.99) and iOS requirement (15.6 vs 17.0). On ads, in-app purchases, monetization model 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

Irida costs $5.99 and Brain Guessing Game $39.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Irida ships an update every 3 months, Brain Guessing Game every 3 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Irida versus Brain Guessing Game: the parameters behind the verdict, then further details
ParameterIridaBrain Guessing Game
Price$5.99 — better$39.99
Rating—5.0 (2 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings—2 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size7 MB87 MB
Age rating4+17+
DeveloperIoannis GkortsosPenguin Magic

Customer experience

Irida

Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Brain Guessing Game

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Irida

No in-app purchases

None

Brain Guessing Game

No in-app purchases

Questions

Is Irida free?
Irida costs $5.99, with no in-app purchases.
Is Brain Guessing Game free?
Brain Guessing Game costs $39.99, with no in-app purchases.
Do Irida or Brain Guessing Game have ads?
Neither Irida nor Brain Guessing Game shows ads.
Which is updated more often, Irida or Brain Guessing Game?
Irida ships an update every 3 months, and Brain Guessing Game every 3 weeks. Most recently, Irida was updated on October 12, 2026 and Brain Guessing Game on October 24, 2026.

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