Comparison

Sophiq vs LogicBrain

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

Head to head
About

Sophiq

Features
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Sophiq is a native iOS reader for the Stanford Encyclopedia of Philosophy (SEP), a free, open-access academic reference published by Stanford University at plato.stanford.edu. The app solves the problem of the SEP being difficult to read comfortably on mobile devices by providing a clean, distraction-free native reading experience with progress tracking, bookmarks, notes, and adjustable typography. The intended audience is philosophy students, academics, and curious general readers.

About

LogicBrain

Features
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Every day, someone tries to fool you โ€” ads, headlines, statistics, that guy in the meeting. LogicBrain trains you to catch them, 5 minutes a day. Not memory tricks. Not parlor games. Real reasoning. FIGHT THE FALLACY VILLAINS Every bad argument has a face. Baron Bandwagon, The Strawman, Captain Sunk Cost โ€” 20 collectible villains, each one a real reasoning error. They ambush your workouts. Beat them twice to capture them. TRAIN FIVE FACULTIES Deduction, Argument, Probability, Systems, Decision. Adaptive workouts built from real-world material meet you exactly at your level. WATCH YOUR LQ RISE Your Logic Quotient tracks your in-app training progress. Miss a question? It returns days later as a 3x-XP rematch โ€” spaced repetition, disguised as revenge. BUILT TO RESPECT YOU One workout a day free, forever. No ads. Your training history and progress stay on your device. The app anonymously checks logicbrain.ai for content updates. LOGICBRAIN PRO Unlimited workouts, all 10 games, every villain. Monthly, annual with a 7-day free trial for eligible new subscribers, and a one-time lifetime unlock are available at the prices shown in the app for your storefront. Payment is charged to your Apple Account. Subscriptions renew automatically unless cancelled at least 24 hours before the period ends; manage or cancel in Settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://logicbrain.ai/privacy

Screenshots

Sophiq3 screens
LogicBrain3 screens

Verdict

The call

The clearest difference is in-app purchases: Sophiq at none against LogicBrain's 3. Sophiq also leads on update cadence (every 10 days vs every 5 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. LogicBrain sells 3 in-app purchases, starting at $12.99 per month. Sophiq asks for nothing beyond the download.

UpkeepUpdate frequency

Sophiq ships an update every 10 days, LogicBrain every 5 weeks. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

Scorecard4 real differences ยท 2 level
Sophiq versus LogicBrain: the parameters behind the verdict, then further details
ParameterSophiqLogicBrain
PriceFreeFree
Update frequencyEvery 10 days โ€” betterEvery 5 weeks
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS13.0 โ€” better17.0
Further details โ€” not scored
Size22 MB9 MB
Age rating9+4+
DeveloperAqib AhmedPhu Ho

In-app purchases

None

Sophiq

No in-app purchases

3 purchases

LogicBrain

Subscriptions2
  • LogicBrain Pro Monthly$12.991 Month
  • LogicBrain Pro Annual7 Days trial$59.991 Year
One-time1
  • LogicBrain Pro Lifetime$149.99

Questions

Is Sophiq free?
Sophiq is free to download, with no in-app purchases.
Is LogicBrain free?
LogicBrain is free to download, with in-app purchases available.
Do Sophiq or LogicBrain have ads?
Neither Sophiq nor LogicBrain shows ads.
Which is updated more often, Sophiq or LogicBrain?
Sophiq ships an update every 10 days, and LogicBrain every 5 weeks. Most recently, Sophiq was updated on October 6, 2026 and LogicBrain on October 16, 2026.

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