Comparison

Lie / Truth Detector vs Brain Camp

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

Head to head
About

Lie / Truth Detector

Simulate a lie or truth detector with this fun app. Analyze what your friends and family say and see if the simulated polygraph detects truth or lies. Features fantastic graphics and effects for hours of entertainment.

Highlights
  • Simulates lie/truth detection
  • Polygraph simulation
  • Fantastic graphics
  • Engaging effects
  • Hours of fun
Features
Read full description

Do you want to have fun with your friends and family by simulating with this truth and lie detector or polygraph simulator? Simulate if what they are saying would be true or false Characteristics: - "Lie or truth detector / polygraph" simulates that you analyze what you are saying - Fantastic graphics and effects - Have fun for hours with this truth and lie detector simulator. - Simulate using a polygraph Disclaimer: This polygraph / lie detector app is designed for entertainment purposes only and does not provide real truth detector functionality.

About

Brain Camp

Features
Read full description

Welcome to Brain Camp, the ultimate head-to-head quiz game app where knowledge meets fun! Embark on a journey of excitement and learning with Brain Camp! Whether you’re a trivia enthusiast or looking for a fun way to challenge your mind, our app offers an immersive experience that brings friends and players together for thrilling quiz adventures. Key Features: • Head-to-Head Quiz Gameplay: Play against friends or other players in real-time quiz battles. • Practice Mode: Hone your skills in private practice games. • Public/Private Games: Create a public game for all to join or set up a private game and share the game code with friends. • Browse the public library for interesting topics and join in the fun. Upgrade to Pro: • Unlimited Games: Play to your heart’s content with unlimited game sessions. • More Questions: Explore a vast array of topics with an extensive library of questions. • Diverse Question Categories: From history buffs to pop culture fans, our app caters to all interests with a wide range of question categories. • No Ads: Enjoy an uninterrupted gaming experience. Additional Features: • Real-Time Leaderboards: Track your progress and compete for the top spot on the leaderboard. Show off your trivia prowess and earn recognition among your peers! • Regular Updates: Stay engaged with frequent updates that introduce new questions, features, and improvements to enhance your gaming experience. Thank you for choosing Brain Camp as your go-to destination for quiz gaming excitement. Get ready to test your knowledge, challenge your friends, and embark on an unforgettable quiz journey! For more information, please review our End User License Agreement. https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Lie / Truth Detector4 screens
Brain Camp4 screens

Verdict

The call

The clearest difference is ads: Brain Camp at none against Lie / Truth Detector's shown. Brain Camp also leads on update cadence (every 3 days vs monthly). On price, in-app purchases, device support and iOS requirement 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. Lie / Truth Detector sells 3 one-off in-app purchases and Brain Camp sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lie / Truth Detector ships an update monthly, Brain Camp every 3 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
Lie / Truth Detector versus Brain Camp: the parameters behind the verdict, then further details
ParameterLie / Truth DetectorBrain Camp
PriceFreeFree
Rating4.0 (306 ratings) — better—
Positive reviews44.4% of reviews—
Number of ratings306 — better—
Update frequencyMonthlyEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size120 MB87 MB
Age rating4+4+
DeveloperLuis Hernando PradaColin Rafter

In-app purchases

3 purchases

Lie / Truth Detector

One-time3
  • Remove the ads$2.99
  • AI Detector$3.99
  • All features + no ads$5.99
2 purchases

Brain Camp

Subscriptions2
  • Access Brain Camp - Monthly$0.991 Month
  • Access Brain Camp - Yearly$3.991 Year

Questions

Is Lie / Truth Detector free?
Lie / Truth Detector is free to download, with in-app purchases available.
Is Brain Camp free?
Brain Camp is free to download, with in-app purchases available.
Do Lie / Truth Detector or Brain Camp have ads?
Lie / Truth Detector shows ads; Brain Camp does not.
Which is updated more often, Lie / Truth Detector or Brain Camp?
Lie / Truth Detector ships an update monthly, and Brain Camp every 3 days. Most recently, Lie / Truth Detector was updated on October 24, 2026 and Brain Camp on October 30, 2026.

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