Comparison

NBack Game vs Numem

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

Head to head
About

NBack Game

This game challenges your memory by requiring you to match sounds and positions from a specified number of rounds ago. Regular play has been shown to enhance both short-term and long-term memory recall. Unlock new levels as you successfully complete each stage of increasing difficulty.

Highlights
  • N-back task implementation
  • Sound and position matching
  • Short and long-term memory improvement
  • 25 difficulty levels
  • Progressive level unlocking
  • In-game tutorial
Features
Read full description

NBack game is an implementation of an N-back task where the player needs to match sound and selected position N times ago. It has been proved many times in many types of research that regular playing this type of games help to improve short and long term memory. The game offers 25 rounds with different level of difficulty, you need to decide if the sound or/and position were the same N rounds ago, at the end of the game you will see a summary board with your results. When you complete a level successfully you unlock the next level. If you do not how to play you will find a tutorial explaining how to play with examples.

About

Numem

This game challenges your memory by having you recall sequences of numbers. With increasing difficulty and a visually appealing interface, it's designed to enhance cognitive abilities and concentration for all ages. Compete with others on global leaderboards.

Highlights
  • Recall number sequences
  • Increasing difficulty levels
  • Visually appealing interface
  • Intuitive touch controls
  • Global leaderboards
  • Enhance cognitive abilities
Features
Read full description

Game designed to challenge and improve your photographic memory skills in a fun and interactive way. With its sleek and intuitive interface, the app offers an exciting gaming experience for users of all ages. The main objective of Numem is to test your memory by remembering and recalling sequences of numbers. As you progress through the game, the difficulty level increases, putting your memory capacity and concentration to the test. You are presented with a series of numbers and must remember the sequence in the correct order. As you successfully recall the sequences, the game becomes more challenging with longer number sequences and faster-paced gameplay. Time becomes a crucial factor as you aim for high scores and strive to beat your personal best. The app provides a visually appealing and vibrant interface, featuring captivating graphics and smooth animations. The user-friendly design ensures that navigating through the app is effortless, allowing you to focus on the game itself. Intuitive touch controls enable seamless interaction, making it easy to tap and input your answers with precision. The app also offers leaderboards, allowing you to compete with friends and other players worldwide, adding a competitive edge to the gameplay. Whether you want to challenge your memory, enhance your cognitive abilities, or simply have a fun and addictive gaming experience, Numem - Memory Game is the perfect choice. Download the app today and embark on a memory-boosting journey filled with excitement, challenges, and endless entertainment.

Screenshots

NBack Game3 screens
Numem3 screens

Verdict

The call

The clearest difference is in-app purchases: NBack Game at none against Numem's 1. NBack Game also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 7 months). On price, ratings volume 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. Numem sells 1 one-off in-app purchase. NBack Game asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

NBack Game holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 27 and 28 respectively.

UpkeepUpdate frequency

NBack Game ships an update every 3 weeks, Numem every 7 months. The most recent releases landed on September 29, 2026 and September 9, 2026 respectively.

Scorecard6 real differences · 4 level
NBack Game versus Numem: the parameters behind the verdict, then further details
ParameterNBack GameNumem
PriceFreeFree
Rating5.0 (27 ratings) — better4.8 (28 ratings)
Positive reviews89.5% of reviews—
Number of ratings2728 — better
Update frequencyEvery 3 weeks — betterEvery 7 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.0
Further details — not scored
Size19 MB12 MB
Age rating4+4+
DeveloperKornel MiszczakOne Pixel Studio

Customer experience

NBack Game

All ratings27 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews19 reviews
Positive89.5%
Neutral5.3%
Negative5.3%

Numem

All ratings28 ratings
Positive92.9%
Neutral7.1%
Negative0.0%

In-app purchases

None

NBack Game

No in-app purchases

1 purchases

Numem

One-time1
  • Remove Ads$0.99

Questions

Is NBack Game free?
NBack Game is free to download, with no in-app purchases.
Is Numem free?
Numem is free to download, with in-app purchases available.
Which has better reviews, NBack Game or Numem?
NBack Game is rated higher. NBack Game averages 5.0 out of 5 from 27 ratings, while Numem averages 4.8 from 28 ratings.
Do NBack Game or Numem have ads?
Numem shows ads; NBack Game does not.
Which is updated more often, NBack Game or Numem?
NBack Game ships an update every 3 weeks, and Numem every 7 months. Most recently, NBack Game was updated on September 29, 2026 and Numem on September 9, 2026.

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