Comparison

PriMemory™ vs Samurai’s Dozen

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

Head to head
About

PriMemory™

This game challenges and trains your memory with sequences of colors and musical tones. Its AI adapts to your playstyle, offering unique challenges with each session. Improve your cognitive abilities and recall skills while enjoying engaging minimalist graphics and a unique soundtrack.

Highlights
  • Adaptive AI engine
  • Color and musical tone sequences
  • Progressive difficulty levels
  • Unique soundtrack
  • Minimalist graphics
  • Memory index tracking
Features
Read full description

We have the power to dramatically improve the functioning of our minds. PriMemory™ tests and trains your memory through a series of increasingly difficult sequences of colors and musical tones. The practice of skills like memory improvement can have dramatic benefits in both every day of your life and can improve your play in the other games you love, whether you're playing a strategy game or any other mind required skill game. Regular use of brain-building exercises can improve your performance and your enjoyment of the game. Make your fun time more productive with a game that challenges your mental abilities and helps improve your memory every time you play. The game's artificial intelligence learns the way you play to build more complex and challenging games as you move through levels. Repetition builds memory. Every trip through the game helps you exercise your mental recall abilities. The more you play, the more you will remember. There's challenge available at every level. Eighty-two percent of humans can't finish the game. Will you be part of the 18% who can? Top Features: PriMemory™ demands more of you every time you play. Each time you play, you get the chance to go back to previously completed levels and challenge yourself all over again. You will never get the same game twice; because of the AI engine, each level adapts and changes each time you play. Relive the excitement by engaging with new variations every time. Can you remember the right moves and advance toward the final levels? Download and play to challenge yourself with: - A proprietary artificial intelligence engine that adapts to your playing style. - The unique soundtrack and musical tones at every level. - Beautiful and engaging minimalist graphics. - Memory index that indicates your retention level, performance, and improvement in​ every game played.

About

Samurai’s Dozen

A memory card game where you compete against your iPhone to test your memorization skills. Flip cards, match pairs, and score points before your device outdoes you. It's an engaging way to challenge your mind and sharpen your memory on the go.

Highlights
  • Memory card gameplay
  • Compete against iPhone
  • Sharpen memory skills
  • Fast-paced challenges
  • Pocket-sized entertainment
Features
Read full description

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

PriMemory™4 screens
Samurai’s Dozen3 screens

Verdict

The call

The clearest difference is price: Samurai’s Dozen at Free against PriMemory™'s $0.99. Samurai’s Dozen also leads on in-app purchases (none vs 6) and iOS requirement (15.0 vs 18.0). PriMemory™'s advantage is update cadence (every 3 weeks vs every 5 months). On ads 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

Samurai’s Dozen is free to download; PriMemory™ costs $0.99 up front. PriMemory™ sells 6 one-off in-app purchases. Samurai’s Dozen asks for nothing beyond the download.

UpkeepUpdate frequency

PriMemory™ ships an update every 3 weeks, Samurai’s Dozen every 5 months. The most recent releases landed on October 13, 2026 and October 21, 2026 respectively.

Scorecard5 real differences · 5 level
PriMemory™ versus Samurai’s Dozen: the parameters behind the verdict, then further details
ParameterPriMemory™Samurai’s Dozen
Price$0.99Free — better
Rating—5.0 (2 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings—2 — better
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size84 MB12 MB
Age rating4+17+
DeveloperTAPQUAD, INCIgor Fedorov

Customer experience

PriMemory™

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Samurai’s Dozen

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

PriMemory™

One-time6
  • (3) PriMemory Retries$0.99
  • 620 Stars$0.99
  • (5) PriMemory Retries$1.99
Show 3 more
  • 1230 Stars$1.99
  • (8) PriMemory Retries$2.99
  • 3230 Stars$2.99
None

Samurai’s Dozen

No in-app purchases

Questions

Is PriMemory™ free?
PriMemory™ costs $0.99, and also offers in-app purchases.
Is Samurai’s Dozen free?
Samurai’s Dozen is free to download, with no in-app purchases.
Do PriMemory™ or Samurai’s Dozen have ads?
Neither PriMemory™ nor Samurai’s Dozen shows ads.
Which is updated more often, PriMemory™ or Samurai’s Dozen?
PriMemory™ ships an update every 3 weeks, and Samurai’s Dozen every 5 months. Most recently, PriMemory™ was updated on October 13, 2026 and Samurai’s Dozen on October 21, 2026.

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