Comparison

GroupWizard(PingPongRobot) vs KNOUON

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

Head to head
About

GroupWizard(PingPongRobot)

Build and control modular robots with this app. Combine individual robot units to create various models like crawlers, drivers, and walkers. Control multiple robots simultaneously through advanced Bluetooth networking.

Highlights
  • Modular robot construction
  • Create various robot models
  • Simultaneous multi-robot control
  • Assign group IDs to robots
  • Bluetooth networking technology
  • Build robots in minutes
Features
Read full description

PINGPONG is a single modular robot platform. Each Cube has BLE 5.0 CPU, battery, motor and sensors. By combining Cubes and Links, the user is able to build any robot model what they want within several minutes. PINGPONG has lot of robot models such as running, crawling, driving, digging, transporting and walking robots with a singular type module β€˜Cube’. In addition, the technology of controlling dozens of Cubes with a single device is possible, utilizing successive Bluetooth networking technology. With PINGPONG robot grouping app, user can assign group ID to each Cube, as a result user can connect the Cubes which are assigned specific group ID.

About

KNOUON

This app provides a unified learning management system for various degree and lifelong education courses. Access lectures, download video content, and receive important notifications to enhance your educational experience.

Highlights
  • Unified learning management system
  • Access PC-equivalent lecture content
  • Download lecture videos
  • Receive learning-related notifications
Features
Read full description

KNOUON은 λ°©μ†‘λŒ€ 톡합 ν•™μŠ΅κ΄€λ¦¬μ‹œμŠ€ν…œμž…λ‹ˆλ‹€. ν”„λΌμž„μΉΌλ¦¬μ§€ ν•™μœ„κ³Όμ • 및 ν‰μƒκ΅μœ‘κ³Όμ •, λŒ€ν•™μ›, κ²½μ˜λŒ€ν•™μ› λ“±μ˜ 톡합 ν•™μŠ΅ν™˜κ²½μ„ μ œκ³΅ν•©λ‹ˆλ‹€. APPμ—μ„œ μ œκ³΅ν•˜λŠ” κΈ°λŠ₯은 λ‹€μŒκ³Ό κ°™μŠ΅λ‹ˆλ‹€. 1. PC와 λ™μΌν•œ κ°•μ˜ μ½˜ν…μΈ λ₯Ό ν•™μŠ΅ν•  수 μžˆμŠ΅λ‹ˆλ‹€. 2. κ°•μ˜μ˜μƒ λ‹€μš΄λ‘œλ“œ : μˆ˜κ°•μ€‘μΈ κ³Όλͺ©μ˜ ν•™μŠ΅μ˜μƒμ„ λ‹€μš΄λ‘œλ“œν•  수 μžˆμŠ΅λ‹ˆλ‹€. 3. μ•Œλ¦Ό μ„œλΉ„μŠ€ : ν•™μŠ΅κ³Ό κ΄€λ ¨λœ λ‹€μ–‘ν•œ μ•Œλ¦Όμ„ λ°›μœΌμ‹€ 수 μžˆμŠ΅λ‹ˆλ‹€.

Screenshots

GroupWizard(PingPongRobot)4 screens
KNOUON3 screens

Verdict

The call

The clearest difference is update cadence: KNOUON at fortnightly against GroupWizard(PingPongRobot)'s every 3 months. On price, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

GroupWizard(PingPongRobot) ships an update every 3 months, KNOUON fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard1 real difference Β· 7 level
GroupWizard(PingPongRobot) versus KNOUON: the parameters behind the verdict, then further details
ParameterGroupWizard(PingPongRobot)KNOUON
PriceFreeFree
Positive reviews0.0% of reviews0.0% of reviews
Update frequencyEvery 3 monthsFortnightly β€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS15.0 β€” better16.0
Further details β€” not scored
Size21 MB41 MB
Age rating4+4+
DeveloperRoboRisenKorea National Open University

Customer experience

GroupWizard(PingPongRobot)

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

KNOUON

Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

GroupWizard(PingPongRobot)

No in-app purchases

None

KNOUON

No in-app purchases

Questions

Is GroupWizard(PingPongRobot) free?
GroupWizard(PingPongRobot) is free to download, with no in-app purchases.
Is KNOUON free?
KNOUON is free to download, with no in-app purchases.
Do GroupWizard(PingPongRobot) or KNOUON have ads?
Neither GroupWizard(PingPongRobot) nor KNOUON shows ads.
Which is updated more often, GroupWizard(PingPongRobot) or KNOUON?
GroupWizard(PingPongRobot) ships an update every 3 months, and KNOUON fortnightly. Most recently, GroupWizard(PingPongRobot) was updated on November 3, 2026 and KNOUON on October 31, 2026.

Other comparisons