Comparison

Code Kingdom vs U

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

Head to head
About

Code Kingdom

This app guides children aged 6-11 on an adventure to develop programming interest and skills. It uses a treasure hunt story and fun puzzles to teach logical thinking, spatial imagination, and algorithmic concepts.

Highlights
  • Treasure hunt story with unlockable levels
  • Challenging puzzles using programming knowledge
  • Interactive and engaging user experience
  • Multiple adventure-themed maps
  • Hundreds of challenging levels
  • Step-by-step curriculum for programming concepts
Features
Read full description

In "Code Kingdom" children go on adventures with fun characters that help them develop a strong interest for programming and will allow them to become a Junior Programmer. In these adventures, children can experience the concepts of spatial imagination and logical operations, as well as algorithmic thinking skills. Our belief is that “to grow, one must keep moving forward”. For children, this concept should apply to their real life. Playing is learning. Code Kingdom has the following characteristics to help 6 to 11 year-old children learn programming: - A captivating treasure hunt story. New levels unlock according to how much you’ve learned. - Challenging fun scenarios. Children can use programming knowledge to solve puzzles. - A well-designed interactive experience for children. It allows them to quickly understand how to play, and enjoy at the same time! Fun courses that have a rich content provide: * Multiple adventure-themed maps, where interesting stories unfold. * Hundreds of challenging levels, in which players collect interesting items, * A Step-by-step curriculum that covers basic programming concepts and skills. Comprehensive exercises train Children's’: * Logical thinking ability * Spatial imagination ability * Ability to analyze and solve problems Contact us E-mail: hanzi@morechinese.cc

About

U

Read full description

U-drive is an exclusive in-house app for the employees of Unity to promote their career growth, continuous learning, and to enhance skill development. The LMS intends to ensure every employee of Unity is empowered with the right learning and skill development opportunity no matter the distance. 
U-drive is a repository of courses from industry experts from various fields like technology, soft skills, management, and more and provides world-class study materials in, but not limited to, 
• Courses and resources to upgrade your tech knowledge.
• HR-related courses that will help you in your future managerial roles.
• Soft skills to adjust or address any person or situation gracefully. 
The app effortlessly trains the dispersed workforce at ease by using well-curated content delivered through its mobile platform. 
Features:
• Access your courses from mobile device
• Plan and organize your learning schedules
• Access to wide range of courses from industry experts
• Dashboard to track the learning progress
• Receive course updates and notifications 
With U-Drive, you can upscale to a level that will not only help you in your current job profile, but will lay the foundation for a career with a high trajectory, no matter the distance.

Screenshots

Code Kingdom4 screens
U3 screens

Verdict

The call

The clearest difference is in-app purchases: U at none against Code Kingdom's 1. Code Kingdom's advantage is update cadence (every 3 months vs every 26 months) and iOS requirement (12.0 vs 17.0). On price, 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

Both are free to download. Code Kingdom sells 1 one-off in-app purchase. U asks for nothing beyond the download.

UpkeepUpdate frequency

Code Kingdom ships an update every 3 months, U every 26 months. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 7 level
Code Kingdom versus U: the parameters behind the verdict, then further details
ParameterCode KingdomU
PriceFreeFree
Rating3.6 (18 ratings) — better—
Positive reviews76.2% of reviews—
Number of ratings18 — better—
Update frequencyEvery 3 months — betterEvery 26 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size219 MB50 MB
Age rating4+4+
DeveloperMoreChineseNuVeda Learning Private Limited

In-app purchases

1 purchases

Code Kingdom

One-time1
  • Code Kingdom: All levels$6.99
None

U

No in-app purchases

Questions

Is Code Kingdom free?
Code Kingdom is free to download, with in-app purchases available.
Is U free?
U is free to download, with no in-app purchases.
Do Code Kingdom or U have ads?
Neither Code Kingdom nor U shows ads.
Which is updated more often, Code Kingdom or U?
Code Kingdom ships an update every 3 months, and U every 26 months. Most recently, Code Kingdom was updated on September 8, 2026 and U on September 18, 2026.

Other comparisons