Comparison

ZenStudy.ai vs Clueless Crossword

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

Head to head
About

ZenStudy.ai

Features
Read full description

ZenStudy.ai transforms studying into a gamified experience. Upload your PDFs, notes, or summaries, and its advanced AI generates quizzes tailored to your material, helping you learn faster and retain more. Perfect for exam preparation, ZenStudy makes learning efficient and fun, allowing you to organize your content by subjects or courses. Visit www.zenstudy.ai for more details. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Clueless Crossword

Features
Read full description

Clueless Crossword – Crack the Code, Solve the Puzzle! Think you know crosswords? Think again! Clueless Crossword is a fresh and addictive twist on the classic word puzzle. Instead of clues, each box is coded with a number that corresponds to a letter. Your challenge? Decode the grid and uncover the hidden words using logic, vocabulary, and a sharp mind! Exciting Features: - Unique Word Puzzle Gameplay – Each letter is a mystery! Use number clues to reveal the right words and complete the puzzle. - Race Against the Timer – Test your speed and accuracy as you solve puzzles before time runs out! - Four Levels of Difficulty – Choose from Easy, Medium, Challenge, or Genius modes to match your skill level. - Play in 10 Languages – Enjoy Clueless Crossword in your native language or challenge yourself in a new one! - Earn & Use Clue Coins – Stuck? Spend Clue Coins to reveal a letter! Earn them every 5 correct words or purchase more via in-app purchases. - Beautiful Graphic Backgrounds – Solve puzzles with stunning visuals that enhance your playing experience. - Save & Resume Your Game – Don’t worry about losing progressβ€”pick up where you left off anytime! - Share Your Results and challenge your friends! - Brain-Boosting Fun – Strengthen your vocabulary, sharpen your logic, and train your brain with every puzzle! Are you ready to crack the code?Β  Download Clueless Crossword now and put your word-solving skills to the ultimate test!

Screenshots

ZenStudy.ai4 screens
Clueless Crossword4 screens

Verdict

The call

The clearest difference is price: ZenStudy.ai at Free against Clueless Crossword's $1.99. ZenStudy.ai also leads on update cadence (every 2 months vs every 7 months). Clueless Crossword's advantage is ads (none vs shown) and device support (4 vs 2). On in-app purchases 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

ZenStudy.ai is free to download; Clueless Crossword costs $1.99 up front. ZenStudy.ai sells 1 in-app purchase, starting at $14.99 per month and Clueless Crossword sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ZenStudy.ai ships an update every 2 months, Clueless Crossword every 7 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

Scorecard5 real differences Β· 1 level
ZenStudy.ai versus Clueless Crossword: the parameters behind the verdict, then further details
ParameterZenStudy.aiClueless Crossword
PriceFree β€” better$1.99
Update frequencyEvery 2 months β€” betterEvery 7 months
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod, Mac β€” better
Requires iOS17.614.0 β€” better
Further details β€” not scored
Size48 MB65 MB
Age rating12+12+
DeveloperZenStudy Technologies - FZCOMartin Fitzgibbons

In-app purchases

1 purchases

ZenStudy.ai

Subscriptions1
  • Membership$14.991 Month
1 purchases

Clueless Crossword

One-time1
  • Crossword Player PremiumFree

Questions

Is ZenStudy.ai free?
ZenStudy.ai is free to download, with in-app purchases available.
Is Clueless Crossword free?
Clueless Crossword costs $1.99, and also offers in-app purchases.
Do ZenStudy.ai or Clueless Crossword have ads?
ZenStudy.ai shows ads; Clueless Crossword does not.
Which is updated more often, ZenStudy.ai or Clueless Crossword?
ZenStudy.ai ships an update every 2 months, and Clueless Crossword every 7 months. Most recently, ZenStudy.ai was updated on October 17, 2026 and Clueless Crossword on October 11, 2026.

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