Comparison

LogicSums vs iStroopChallenge

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

Head to head
About

LogicSums

Engage in logic-based math puzzles by arranging numbers in a grid to meet target sums. This game offers endless challenges for brain training and mental workouts, perfect for puzzle enthusiasts.

Highlights
  • Logic-based math puzzles
  • Number arrangement in grids
  • Target sum matching
  • Limited guesses per puzzle
  • Win and streak tracking
  • Fastest solve time recording
Features
Read full description

Sharpen your mind and have fun with LogicSums the ultimate logic-based math puzzle game! Solve engaging number puzzles by arranging values in the grid to match target sums across rows and columns. Perfect for fans of Sudoku, Kakuro, and brain training apps. How to Play - Tap and place numbers to complete each row and column equation - Use logic and math strategy to find the correct solution - Solve each puzzle with a limited number of guesses! Features - Endless logic puzzles that challenge your math skills - Track your wins, streaks, and fastest solve times - Clean, minimal design focused on gameplay - Great for brain training and daily mental workouts Whether you're a casual puzzle fan or a hardcore math solver, LogicSums offers a fresh, rewarding challenge. Download now and put your logic to the test!

About

iStroopChallenge

Engage in a classic psychological test transformed into an addictive mobile game. Challenge your cognitive speed by identifying ink colors, not word meanings, in a fun and effective brain training experience.

Highlights
  • Timed and endless game modes
  • Adaptive difficulty settings
  • Multiplayer challenges
  • Achievements and leaderboards
  • Color blind accessibility
  • Multiple themes
  • Detailed statistics
Features
Read full description

STROOP CHALLENGE - Train Your Brain, Challenge Your Friends Experience the classic psychological test turned into an addictive mobile game! Test your cognitive processing speed with a simple but surprisingly difficult task: identify the INK COLOR of displayed words, not what the word says. When "RED" appears in blue ink, your brain fights its natural instinct to read. This mental conflict makes Stroop Challenge engaging and effective for brain training! Features: - Timed & Endless modes - Adaptive difficulty - Multiplayer challenges - Achievements & leaderboards - Color blind accessibility - 5 beautiful themes - Detailed statistics - Completely free!

Screenshots

LogicSums3 screens
iStroopChallenge4 screens

Verdict

The call

The clearest difference is ads: iStroopChallenge at none against LogicSums's shown. iStroopChallenge also leads on update cadence (every 6 days vs fortnightly) and monetization model (free vs ad-supported). LogicSums's advantage is iOS requirement (13.0 vs 15.0). On price, review sentiment, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

LogicSums ships an update fortnightly, iStroopChallenge every 6 days. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

Scorecard4 real differences · 6 level
LogicSums versus iStroopChallenge: the parameters behind the verdict, then further details
ParameterLogicSumsiStroopChallenge
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings—1 — better
Update frequencyFortnightlyEvery 6 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size100 MB24 MB
Age rating4+4+
DeveloperSkillshot Games LLCSteve Hunger

Customer experience

LogicSums

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

iStroopChallenge

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

LogicSums

No in-app purchases

None

iStroopChallenge

No in-app purchases

Questions

Is LogicSums free?
LogicSums is free to download, with no in-app purchases.
Is iStroopChallenge free?
iStroopChallenge is free to download, with no in-app purchases.
Do LogicSums or iStroopChallenge have ads?
LogicSums shows ads; iStroopChallenge does not.
Which is updated more often, LogicSums or iStroopChallenge?
LogicSums ships an update fortnightly, and iStroopChallenge every 6 days. Most recently, LogicSums was updated on October 10, 2026 and iStroopChallenge on September 29, 2026.

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