Geminus vs Kioku?:Number Memory
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Geminus
A free memo game where players match pairs of cards as quickly as possible. It offers a variety of card themes, from simple animals to complex patterns, with new sets regularly added. Compete with others by exchanging high scores.
- Find matching pairs
- Timed gameplay
- Variety of card themes
- Expandable content
- High score exchange
- Multiple language support
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Geminus is a polished pair-matching game for quick rounds, daily challenges and ambitious best times. Flip cards, find matching pairs and improve your run after run. Play classic mode, race the clock in Time Battle or survive as long as possible in Survival mode. Highlights: • Classic, Time Battle and Survival • Fresh daily events • Online leaderboards for times and scores • Achievements to unlock • Challenges via code • Local best times for your own records • Beautiful card themes and a calm, premium look Geminus is easy to understand, but hard to master: remember positions, plan your moves and chase the perfect run. Online features such as leaderboards, daily events and challenges require an internet connection.
Kioku?:Number Memory
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**Simple rules. Memorize the number, then type it back in the same order.** A number appears on screen. Once it hides, tap it back in order on the custom number pad. Every correct answer adds another digit, so it keeps getting tougher. Miss, and you lose a life—run out and the game ends. How many digits can you reach? Quick to play and easy to pick up, Kioku is a number-memory game made for short breaks and chasing a new high score. Perfect for the commute or any spare moment. ■ Features • Pure number span: just memorize, then recall • Gradual ramp-up: starts at a single digit and grows on a gentle curve • Chunking hints: tips for grouping digits to remember them • Tracks your best score and highest level reached • A time bar and limit add just the right tension • Satisfying sound effects and haptics • Clean, dark, focus-friendly design • Multiple languages (English, Japanese, Spanish, Korean) ■ Great if you • Want a quick game for spare moments • Love memorizing numbers and beating your own records • Prefer calm, uncluttered game design How far can your memory—your “Kioku”—go?
Screenshots
Verdict
The clearest difference is in-app purchases: Geminus at none against Kioku?:Number Memory's 1. Geminus also leads on device support (3 vs 1). Kioku?:Number Memory's advantage is ads (none vs shown) and update cadence (every 2 days vs every 10 days). On price 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. Kioku?:Number Memory sells 1 one-off in-app purchase. Geminus asks for nothing beyond the download.
Geminus ships an update every 10 days, Kioku?:Number Memory every 2 days. The most recent releases landed on July 9, 2026 and September 8, 2026 respectively.
| Parameter | Geminus | Kioku?:Number Memory |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 10 days | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 338 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Tobias Jacobs | Yuichi Hiruta |
In-app purchases
Geminus
No in-app purchases
Kioku?:Number Memory
- Remove Ads$0.99
Questions
Is Geminus free?
Is Kioku?:Number Memory free?
Do Geminus or Kioku?:Number Memory have ads?
Which is updated more often, Geminus or Kioku?:Number Memory?
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