Comparison

Brain Challenge vs US Constitution Guide

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

Head to head
About

Brain Challenge

Features
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How sharp is your mind? Brain Challenge puts your intelligence to the test with a fast-paced quiz covering 5 key cognitive areas. WHAT YOU GET - 20 carefully crafted questions per challenge - 5 categories: Logic, Math, Patterns, Verbal & Spatial - 30-second timer per question β€” think fast! - Instant IQ score with detailed breakdown - Personalized IQ certificate to download and share HOW IT WORKS Take the challenge. Answer 20 questions across multiple categories while the clock ticks. When you're done, get your IQ score instantly with a full breakdown of your strengths and weaknesses. FEATURES - 100+ unique questions β€” no two quizzes are the same - Beautiful dark theme designed for focus - Score breakdown by category - Track your progress over time - Downloadable PDF certificate with your name and score - No account required to play PREMIUM (optional) - Unlimited quizzes β€” no cooldown - Unlimited certificates - Ad-free experience - Full score analysis Brain Challenge is a fun brain training game designed to test and improve your cognitive abilities. It is not a clinically validated IQ assessment. Download now and discover your Brain Challenge IQ score!

About

US Constitution Guide

Features
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US CONSTITUTION The Constitution of the United States is the supreme law of the nation. It establishes the fundamental principles of the federal government, protects individual rights and liberties, and defines the structure, powers, and responsibilities of public institutions. UNOFFICIAL APPLICATION - NO GOVERNMENT AFFILIATION -This application is completely independent and UNOFFICIAL. -It is not affiliated with, associated with, authorized by, or endorsed by the United States Government or any public agency. -The content is provided solely for educational, informational, and reference purposes. DISCLAIMER -This application does not represent the United States Government or any governmental institution. -The information included is intended for educational, academic, and reference purposes. -The developers of this application have no official relationship with any government entity. -Although efforts are made to keep the content accurate and up to date, users should consult official sources to verify amendments, legal interpretations, or current constitutional provisions. SOURCE OF INFORMATION The content of this application is based on public documents and official sources of the United States. OFFICIAL SOURCE: https://www.archives.gov/ TERMS OF USE AND PRIVACY POLICY The use of this application is subject to the Terms of Use (EULA) and the developer's Privacy Policy. TERMS OF USE (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ POLÍTICA DE PRIVACIDAD: https://www.termsfeed.com/live/2b0d0e3c-130e-43f1-a3c7-3c8091322a13 ABOUT THE US CONSTITUTION US Constitution is a tool designed for students, teachers, attorneys, judges, researchers, and citizens interested in studying the Constitution of the United States and the principles that govern the nation. The application provides quick and easy access to the constitutional text, including the Preamble, the seven original Articles, and all twenty-seven Amendments, including the Bill of Rights. Thanks to its intuitive design, users can quickly locate specific provisions through advanced search tools and organized navigation by Articles and Amendments. This application serves as a practical resource for academic study, legal research, civic education, and personal reference, helping users better understand the rights, freedoms, governmental structure, and constitutional principles established by the Constitution of the United States. In addition, the application works offline, ensuring access to constitutional information anytime and anywhere. It also includes accessibility and personalization features designed to provide a comfortable, efficient, and adaptable reading experience for every user. KEY FEATURES β€’ Complete and updated constitutional text β€’ Includes the Bill of Rights β€’ Includes all 27 Amendments β€’ Works offline without internet access β€’ Quick access to Articles and Amendments β€’ Advanced content search β€’ Simple and intuitive navigation β€’ Copy and share constitutional text β€’ Favorites list β€’ List and grid views β€’ Text-to-speech reading β€’ Customizable reading mode β€’ Accessibility support for visually impaired users β€’ Fast consultation for study and legal research

Screenshots

Brain Challenge4 screens
US Constitution Guide4 screens

Verdict

The call

The clearest difference is in-app purchases: US Constitution Guide at none against Brain Challenge's 2. US Constitution Guide also leads on update cadence (every 6 weeks vs every 7 months). Brain Challenge's advantage is ads (none vs shown) and iOS requirement (15.0 vs 26.5). On price and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Brain Challenge sells 2 in-app purchases, starting at $1.99 per month. US Constitution Guide asks for nothing beyond the download.

UpkeepUpdate frequency

Brain Challenge ships an update every 7 months, US Constitution Guide every 6 weeks. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

Scorecard4 real differences Β· 2 level
Brain Challenge versus US Constitution Guide: the parameters behind the verdict, then further details
ParameterBrain ChallengeUS Constitution Guide
PriceFreeFree
Update frequencyEvery 7 monthsEvery 6 weeks β€” better
AdsNo β€” betterYes
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS15.0 β€” better26.5
Further details β€” not scored
Size30 MB7 MB
Age rating4+4+
DeveloperBIG DREAMS GROUPYeferson Jimenez Sevilla

In-app purchases

2 purchases

Brain Challenge

Subscriptions1
  • Brain Challenge App - Premium$1.991 Month
One-time1
  • Single certificate-Brain Challenge$0.99
None

US Constitution Guide

No in-app purchases

Questions

Is Brain Challenge free?
Brain Challenge is free to download, with in-app purchases available.
Is US Constitution Guide free?
US Constitution Guide is free to download, with no in-app purchases.
Do Brain Challenge or US Constitution Guide have ads?
US Constitution Guide shows ads; Brain Challenge does not.
Which is updated more often, Brain Challenge or US Constitution Guide?
Brain Challenge ships an update every 7 months, and US Constitution Guide every 6 weeks. Most recently, Brain Challenge was updated on October 3, 2026 and US Constitution Guide on October 8, 2026.

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