Memory Master plus vs Key Jam!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Memory Master plus
Assess your memory with a game inspired by professional tests. Remember numbers in grids and replace them in the correct order to progress through increasingly challenging levels. Compete with friends and discover your true memory potential.
- Memory assessment inspired by WIS
- Number recall and replacement challenges
- Endless, progressively difficult levels
- Instant fun with no registration
- Compete with friends to show IQ
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What's your memory level in the world? Have yor ever assessed your memory ability with professional test like WIS(Wechsler Intelligence Scale)? Perhaps you own a higher intelligent quality than you have imagined before. #Remember numbers and replace them Memory Master is born from WIS(Wechsler Intelligence Scale), aiming to help assess one's memory ability. It starts very easy but gets challenging soon. You will be allowed to rembember some numebers in grids in seconds depending on numbers of numbers. And then you need to replace correct same numbers into correct grids in original order. This is doubtless challenging and exciting. #Endless challenges waiting for you This memory master contains endless levels waiting for you to challenge. When you reach higher levels you will gain more exciting experience and you will never put it down. #Pure and instant fun No registration, no complicated rules, you can easily get into it with just few taps on the screen. Fun and excitement come so quick. #Beat your friends and show off your IQ Invite your friends to play together and see if you are the best memory master. Challenge more levels to beat your friends and show them what memory master is!
Key Jam!
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Step into the world of 'Key Jam,' where doors await your clever unlocking strategies. 'Key Jam' requires you to match keys to doors by color, tapping into their brain-teasing potential. Let go, order, and connect keys to their corresponding doors to clear each level. 'Key Jam' is not just about matching; it's about unlocking your potential to solve puzzles in a fun and engaging way. Perfect for those who love a challenge and a clever twist on classic puzzle mechanics.
Screenshots
Verdict
The clearest difference is ads: Memory Master plus at none against Key Jam!'s shown. Memory Master plus also leads on iOS requirement (6.0 vs 12.0). On price, update cadence, 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.
Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.
| Parameter | Memory Master plus | Key Jam! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (40 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 40 — better | — |
| Update frequency | Every 2 days | Every 2 days |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 25 MB | 104 MB |
| Age rating | 4+ | 12+ |
| Developer | 北京杰诚创业科技有限公司 | Virtual Projects Oyun Yazilim Ve Teknoloji |
In-app purchases
Memory Master plus
No in-app purchases
Key Jam!
No in-app purchases









