Comparison

EYT Card Sorting vs 2121 Game

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

Head to head
About

EYT Card Sorting

This iPad-based game assesses children's cognitive flexibility by having them sort objects based on changing rules. It's designed for quick, engaging evaluations of executive functioning in young children. Data can be emailed for research purposes.

Highlights
  • Cognitive flexibility assessment
  • Rule-based object sorting
  • Executive functioning evaluation
  • Data export via email
  • Multilingual support
  • Research-based design
Read full description

Early Years Toolbox (EYT) Card Sorting is an iPad-based assessment of children's cognitive flexibility (i.e., ability to disengage from one task/rule and re-engage in another). In this game, children are presented with rabbits and boats that vary along two dimensions (i.e., shape and colour). Children and are asked to sort each the rabbits and boats first by one dimension (e.g., colour) and then, after a number of trials, by another dimension (e.g., shape). This game takes approximately 5 minutes to complete. Scores are presented on the final assessment screen. For more precise research applications, there are options to have the item by item data sent to a user-specified e-mail address or database. For more information, training videos and analysis resources, please visit http://www.eytoolbox.com.au Languages embedded: English, Afrikaans, Chinese (Simplified and Traditional), Danish, French, Indonesian, Japanese, Korean, Mandinka, Norwegian, Portuguese, Shangaan, Sotho, Spanish, Swedish, Xhosa, Zulu, and more in progress About the Early Years Toolbox: The 'Early Years Toolbox' (EYT, for short) is comprised of brief, engaging game-like assessments of children’s self-regulation, executive functioning and vocabulary. These assessments are based on well-established and widely used measures, yet have been adapted and optimised on the basis of 20+ years of research experience working with young children. NOTE FOR RESEARCHERS: If using this app for research and/or publication purposes, please cite the following as the original source article: Howard, S. J., & Melhuish, E. (2017). An Early Years Toolbox (EYT) for assessing early executive function, language, self-regulation, and social development: Validity, reliability and preliminary norms. Journal of Psychoeducational Assessment, 35(3), 255-275.

About

2121 Game

Read full description

"2121" is a multiplayer educational game that nurtures active citizenship among digitally-savvy youth in the 21st century. This serious game's mission is to advance civic literacy and involve young people around the world in becoming informed, engaged, and responsible local and global citizens. The game is available in English, Arabic and soon French. Set a century from now in a world ravaged by climate change, out-of-control technological progress, and conflicts, "2121" provides an enthralling and secure environment for young players to explore solutions to urgent global challenges. Participants step into a creatively designed fictional world and are challenged to shape its destiny through collaboration and competition, construction and disruption, failure, and perseverance. "2121" has been meticulously crafted as an educational tool to empower Civil Society Organizations (CSOs) in their endeavours to enhance civic literacy among young people and women. The game's educational content is a comprehensive curriculum comprising 90 topics, categorized into three strands: dignity, equality, and sustainable development; governance; and active citizenship. Many of these topics are cross-cutting, providing a wellspring of inspiration and guidance for youth to actively contribute to the discovery of innovative solutions to contemporary challenges. Each topic is introduced through a captivating narrative story woven into the game's immersive world, accompanied by a pedagogical text that delivers factual information, practical advice, and deeper insights into the subject matter. To accommodate users with diverse literacy levels, all content is available in audio format. The game can be played both online and offline, ensuring accessibility for a wide range of users. As a potent tool for engaging and educating youth, "2121" serves as a cornerstone in training programmes. Tailored lessons and manuals can be designed to facilitate seamless integration of the game into educational initiatives, further solidifying its role as a catalyst for fostering active citizenship and shaping the leaders of tomorrow. 2121 Season I, created by Project 21 Co-produced with Friedrich Ebert Stiftung (FES) Developers BeeLabs Game Studio (Jordan) and Yayy Games (Lebanon)

Screenshots

2121 Game4 screens

Verdict

The call

The clearest difference is price: 2121 Game at Free against EYT Card Sorting's $9.99. 2121 Game also leads on device support (3 vs 1) and iOS requirement (13.0 vs 15.6). On update cadence, ads and in-app purchases 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

2121 Game is free to download; EYT Card Sorting costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

EYT Card Sorting ships an update every 3 months, 2121 Game every 4 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 7 level
EYT Card Sorting versus 2121 Game: the parameters behind the verdict, then further details
ParameterEYT Card Sorting2121 Game
Price$9.99Free — better
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPadiPhone, iPad, iPod — better
Requires iOS15.613.0 — better
Further details — not scored
Size95 MB451 MB
Age rating4+17+
DeveloperUniversity of WollongongBeeLabs Ltd

In-app purchases

None

EYT Card Sorting

No in-app purchases

None

2121 Game

No in-app purchases

Questions

Is EYT Card Sorting free?
EYT Card Sorting costs $9.99, with no in-app purchases.
Is 2121 Game free?
2121 Game is free to download, with no in-app purchases.
Do EYT Card Sorting or 2121 Game have ads?
Neither EYT Card Sorting nor 2121 Game shows ads.
Which is updated more often, EYT Card Sorting or 2121 Game?
EYT Card Sorting ships an update every 3 months, and 2121 Game every 4 months. Most recently, EYT Card Sorting was updated on October 3, 2026 and 2121 Game on October 9, 2026.

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