TumeKyouen vs Panels
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
TumeKyouen
This is a geometric puzzle game where players select four stones on a board that lie on a common circle. It offers over 10,000 stages with increasing complexity, requiring spatial reasoning and logic. The clean design focuses on the puzzle itself.
- Geometric puzzle gameplay
- Over 10,000 stages
- Spatial reasoning challenges
- Clean, focused design
- Progress saving and syncing
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Kyouen (共円) is a geometric concept describing four or more points that all lie on a single circle. "Tsume Kyouen" is a puzzle game where you find the combination of stones that satisfies this condition. Select four stones from those placed on the board and find the "kyouen" — the arrangement where all four lie on a common circle. The rules are straightforward, but as the board grows more complex, spatial reasoning becomes essential. Features - A mathematical puzzle grounded in geometry - Over 10,000 stages with varied challenges - A clean design that keeps the focus on the puzzle - Save and sync your progress with account sign-in Great for fans of mathematics, geometry, or logic-based puzzles.
Panels
Test your memory with this colorful and cute game. Memorize the sequence of illuminated panels and then tap them in the correct order to advance through stages featuring animal motifs. See if you can master all the levels.
- Memorize panel order
- Tap correct panels
- Colorful animal stages
- Progressive difficulty
- Cute visual design
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How good is your memory? Panels is a simple game. First, you memorize the order of the panels when lit up. Second, you tap the correct panels. The stages featuring animals as its motif are very colorful and cute. Can you see all stages?
Screenshots
Verdict
The clearest difference is update cadence: TumeKyouen at every 5 months against Panels's every 20 months. TumeKyouen also leads on review sentiment (83% vs 75%). On price, ads, in-app purchases and monetization model 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.
TumeKyouen ships an update every 5 months, Panels every 20 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | TumeKyouen | Panels |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 83.3% of reviews — better | 75.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months — better | Every 20 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 31 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | NOBORU ISHIKURA | TATSUYA MONOI |
Customer experience
TumeKyouen
Panels
In-app purchases
TumeKyouen
No in-app purchases
Panels
No in-app purchases
