Crack vs Dozen
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Crack
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Sharpen your mind with Crack-On, the ultimate brain training app featuring 20+ engaging puzzle games designed to boost your cognitive skills. **PUZZLE CATEGORIES** Logic & Strategy - Sudoku: Classic number puzzles with infinite procedural generation - 2048: Addictive tile-sliding number game - Unblock Me: 150+ sliding block puzzles - Flow Free: 32 challenging path-connection puzzles Word Games - Word Connect: Unscramble 300+ words across 14 languages - Word Search: Find hidden words in letter grids - Hangman: Classic word guessing with 670+ words in 15 languages - Word Match: Vocabulary building with translations Memory & Focus - Simon Says: Test your pattern memory - Memory Match: Classic card-flipping pairs game - Flashcards: Learn and memorize with spaced repetition Math Challenges - Math Blitz: Quick arithmetic under time pressure - Math Riddles: Logic-based number puzzles - Number Merge: Combine numbers strategically Quick Reflex Games - Whack-a-Mole: Fast-paced reaction training - Tap the Dot: Speed and precision challenge - Color Rush: Color matching speed test Trivia & Knowledge - General Quiz: 150+ questions across multiple categories - Logo Quiz: Identify famous brand logos - World Explorer: Geography and country matching **KEY FEATURES** - 20+ unique puzzle games in one app - Multiple difficulty levels for all skill levels - Clean, modern interface with no distractions - Offline play - no internet required - Progress tracking across all games - Multilingual support (14 languages) - Regular content updates - No ads interrupting gameplay **TRAIN YOUR BRAIN** Whether you want to improve memory, sharpen logic skills, expand vocabulary, or simply enjoy challenging puzzles, Crack-On offers something for everyone. Perfect for: - Daily brain exercise routines - Commute entertainment - Study breaks - Cognitive skill development - Family-friendly gaming Download now and start your brain training journey!
Dozen
A challenging memory card game where you compete against your iPhone to test and improve your memorization skills. Flip cards, match pairs, and score points before the device outmaneuvers you. Engage in fast-paced, addictive gameplay anytime, anywhere.
- Memory card game
- Compete against iPhone
- Memorize card locations
- Score pairing points
- Fast-paced gameplay
- Sharpen memory
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Dozen is a new kind of memory card game, one in which you play against the iPhone© to prove your memorizing abilities. Flip cards, memorize their locations, and score pairing points before the iPhone© beats you to it. Challenge your mind, sharpen your memory, and engage in fast-paced gameplay that is addictive, right from your pocket. Take Dozen with you wherever you go, pairing off cards as you race against your iPhone©. It’s a great way to travel, unwind after a long day, or simply take a break from the work or studying at hand.
Screenshots
Verdict
The clearest difference is update cadence: Crack at every 6 days against Dozen's every 5 months. Crack also leads on iOS requirement (12.0 vs 15.0). On price, ads, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Crack ships an update every 6 days, Dozen every 5 months. The most recent releases landed on October 16, 2026 and November 3, 2026 respectively.
| Parameter | Crack | Dozen |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (21 ratings) — better |
| Positive reviews | — | 96.6% of reviews |
| Number of ratings | — | 21 — better |
| Update frequency | Every 6 days — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 29 MB |
| Age rating | 9+ | 17+ |
| Developer | MoleCare LTD | Igor Fedorov |
In-app purchases
Crack
No in-app purchases
Dozen
No in-app purchases









