CKT EM system vs Rubik Solver
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CKT EM system
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掌握「莊小」課外活動的最新動態，隨時隨地查閱子女的活動資訊。 Parents are updated with the latest news of extra-curricular activities in PLK Chong Kee Ting Primary School. They may check all the information of their children any time.
Rubik Solver
This app provides step-by-step solutions for solving 3x3 Rubik's cubes. It offers both 2D and 3D visualizations of the cube and allows for manual input or automatic solving.
- Step-by-step solutions
- 3D cube visualization
- 2D cube visualization
- Manual cube input
- Automatic solving algorithms
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Solve 3x3 Rubik's cubes with step-by-step solutions. Features 2D and 3D cube visualization, manual cube input, and automatic solving algorithms.
Screenshots
Verdict
The clearest difference is update cadence: Rubik Solver at every 3 months against CKT EM system's every 10 months. CKT EM system's advantage is iOS requirement (11.0 vs 13.0). On price, ads, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CKT EM system ships an update every 10 months, Rubik Solver every 3 months. The most recent releases landed on October 4, 2026 and September 18, 2026 respectively.
| Parameter | CKT EM system | Rubik Solver |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 10 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 55 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Norray Resource Pty. Ltd. | 1576136 B.C. Ltd. |
In-app purchases
CKT EM system
No in-app purchases
Rubik Solver
No in-app purchases
Questions
Is CKT EM system free?
Is Rubik Solver free?
Do CKT EM system or Rubik Solver have ads?
Which is updated more often, CKT EM system or Rubik Solver?
Other comparisons
