FlashNine vs CardsOperations
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
FlashNine
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The nine panels flash in order from 1 to 1. Push the panels in the order in which they flash. If you press the panels in the wrong order, you will lose points. The game is to press the buttons as accurately and quickly as possible within 30 seconds.
CardsOperations
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Choose a number from the cards to fill in the “?”! There are two modes: “Score Attack,” where you compete for the number of answers within the time limit, and “Time Attack,” where you race against the clock to reach a set number of answers.
Screenshots
Verdict
The clearest difference is ads: CardsOperations at none against FlashNine's shown. FlashNine's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement 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.
FlashNine ships an update every 2 days, CardsOperations every 3 weeks. The most recent releases landed on October 25, 2026 and September 18, 2026 respectively.
| Parameter | FlashNine | CardsOperations |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.2 — better | 18.0 |
| Further details — not scored | ||
| Size | 5 MB | 195 MB |
| Age rating | 4+ | 4+ |
| Developer | Saki Inoue | Shuya Tonozaki |
In-app purchases
FlashNine
No in-app purchases
CardsOperations
No in-app purchases
