Comparison

playing cards Memory vs Concentration

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

Head to head
About

playing cards Memory

A classic card matching game designed to test and improve your memory. Play solo against the computer with adjustable difficulty or challenge a friend on the same device. Perfect for brain training and casual fun.

Highlights
  • Single player game modes
  • Two player competition
  • Adjustable card display time
  • Choice of card arrangements
  • Easy-to-understand rules
  • Game record tracking
Features
Read full description

【overview】 It is an application of the card game Memory. The rules are simple, just turn over a deck of cards and match two cards, but it is a game that requires memory. There is luck, but it is a game that clearly shows your ability. In Japan, it is a popular standard game that is widely played by adults and children. Memory games are perfect for memory training and brain training, and normal games against the computer are perfect for killing time. You can also use one device with two people to play against your family or friends. There are several levels available for playing against the computer, so please play at the level that suits you. The highest level is for people who can memorize all the cards. 【function】 *Single player game It's a single-player game where all the cards start face down. *Memory game It's a single player game where all the cards start face up. *Normal game It is a game against a computer. *Competition (for 2 players) This mode is for two players. ・There is an easy-to-understand explanation of the rules, so even people who don't know how to play can start. ・You can see the record of each game. ・ You can adjust the amount of time the card is facing up. ・You can choose the number of cards to arrange from 16 or 20. 【Operation instructions】 Tap a card to flip it over. In the memory game, all the cards are turned face up at the beginning. Once you have memorized it, tap the screen to proceed. 【price】 You can play all for free.

About

Concentration

A classic card matching game where players flip cards to find pairs. Test your memory to collect all cards within the time limit and progress through 20 increasingly challenging stages.

Highlights
  • Card matching gameplay
  • Memory challenge
  • Time limit mode
  • 20 progressive stages
  • Collect card pairs
Features
Read full description

Nervous weakness is a winning game if you flip two cards from the face down card and get the same numbers It is a world-famous card game that is also called "memory" or "permanism". Collect all the cards by relying on your memory! (Overview of Concentration) It is a clear game if you take all the cards placed face down within the time limit. (flow) First, the cards are lined up face down. The time limit countdown will start, and the game will start from here. Turn over two cards, and when the cards with the same number are turned over, take the pair. If you take all the cards within the time limit, the game will be cleared. (About the stage) This game has 20 stages in total from 1 to 20. A new stage will be released for each clear. The stage to be released will gradually become more difficult. Conquer all 20 stages and become a ConcentrationMaster.

Screenshots

playing cards Memory4 screens
Concentration4 screens

Verdict

The call

The clearest difference is rating: playing cards Memory at 5.0 against Concentration's 4.3. Concentration's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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.

ReceptionRating · Positive reviews · Number of ratings

playing cards Memory holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

UpkeepUpdate frequency

playing cards Memory ships an update every 16 months, Concentration every 17 months. The most recent releases landed on June 25, 2026 and September 9, 2026 respectively.

Scorecard4 real differences · 6 level
playing cards Memory versus Concentration: the parameters behind the verdict, then further details
Parameterplaying cards MemoryConcentration
PriceFreeFree
Rating5.0 (1 ratings) — better4.3 (4 ratings)
Positive reviews66.7% of reviews
Number of ratings14 — better
Update frequencyEvery 16 months — betterEvery 17 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size56 MB116 MB
Age rating4+4+
DeveloperJun KoizumiTadayoshi Yasuda

Customer experience

playing cards Memory

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Concentration

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

In-app purchases

None

playing cards Memory

No in-app purchases

None

Concentration

No in-app purchases

Questions

Is playing cards Memory free?
playing cards Memory is free to download, with no in-app purchases.
Is Concentration free?
Concentration is free to download, with no in-app purchases.
Which has better reviews, playing cards Memory or Concentration?
playing cards Memory is rated higher. playing cards Memory averages 5.0 out of 5 from 1 ratings, while Concentration averages 4.3 from 4 ratings.
Do playing cards Memory or Concentration have ads?
playing cards Memory shows ads; Concentration does not.
Which is updated more often, playing cards Memory or Concentration?
playing cards Memory ships an update every 16 months, and Concentration every 17 months. Most recently, playing cards Memory was updated on June 25, 2026 and Concentration on September 9, 2026.

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