Comparison

Cat Liquid vs Memory AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cat Liquid

Features
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**Neko Liquid Picture Matching** Check your concentration in a fun way! This is a simple and addictive application that measures your current concentration level by the total score of all 10 stages! **The rules are super simple! ** All you have to do is to match two pictures crisply! Every mistake you make will decrease your points by 1, but you will always get 1 point! Anyone can enjoy it easily. **Player-friendly design** Advertisements appear only in the first and middle stages. If you watch it to the end, you can proceed to the next stage right away! Furthermore, you can skip the ads and play quickly by using consumable items! Have fun with cute animals while testing your concentration! Voices VOICEVOX: Zundamon BGM Usual Walking Path written by ilodolly Scarlett's Temptation written by Edamame88

About

Memory AI

Features
Read full description

Memory AI – Master Your Learning Memory AI helps you remember what you learn and turn knowledge into long-term memory.
Using artificial intelligence and spaced repetition, Memory AI solves the problem of learning something today and forgetting it tomorrow. If you study, read, watch videos, or learn new skills but forget them soon after, Memory AI is designed for you. Remember More. Forget Less. Most people forget a large portion of what they learn within days. Memory AI uses proven learning science and AI to help you review at the right time, so knowledge stays with you longer. Learn From Any Source Upload or capture knowledge from almost any type of content: * Text notes * Documents and PDFs * Images * Audio and voice recordings * Videos Memory AI analyzes your content, extracts key ideas, and turns them into review-ready material automatically. Smart Review With Spaced Repetition Memory AI schedules reviews using spaced repetition, a scientifically proven method to improve long-term memory. * Review knowledge before you forget it * Increase retention over time * Focus your time on what matters most You spend less time reviewing and remember more. Multiple Learning Modes Learn in the way that works best for you: * Flashcards for quick recall * Quizzes to test understanding * Review modes to strengthen memory Memory AI adapts review difficulty based on how well you remember each topic. Choose a Tutor That Fits Your Style Personalize your learning experience by choosing an AI tutor that matches your learning style.
Each tutor explains ideas differently, helping you understand concepts more clearly and deeply. Build Strong Learning Habits Track your learning progress over time: * Review streaks * Retention status * Learning achievements Memory AI helps you build consistent learning habits and improve day by day. Who Is Memory AI For? Memory AI is perfect for: * Students and self-learners * Professionals learning new skills * Language learners * Lifelong learners who want to remember what they study Turn Learning Into Lasting Knowledge Stop relearning the same things again and again.
With Memory AI, learning becomes clearer, smarter, and long-lasting. Download Memory AI and start mastering what you learn today. ----- Terms of Service: https://memoryai.truelive.app/terms-of-service Privacy Policy: https://memoryai.truelive.app/privacy-policy

Screenshots

Cat Liquid3 screens
Memory AI4 screens

Verdict

The call

The clearest difference is ads: Memory AI at none against Cat Liquid's shown. Memory AI also leads on update cadence (every 3 days vs monthly). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Cat Liquid sells 2 one-off in-app purchases and Memory AI sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Cat Liquid ships an update monthly, Memory AI every 3 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 4 level
Cat Liquid versus Memory AI: the parameters behind the verdict, then further details
ParameterCat LiquidMemory AI
PriceFreeFree
Update frequencyMonthlyEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size137 MB59 MB
Age rating4+4+
DeveloperYusuke OkadaDu Dai

In-app purchases

2 purchases

Cat Liquid

One-time2
  • Remove Ads$0.49
  • [Remove Ads]$0.49
4 purchases

Memory AI

Subscriptions4
  • Memory AI Pro Weekly$4.997 Days
  • Memory AI Pro Yearly Discount$49.991 Year
  • Memory AI Pro Yearly$99.991 Year
Show 1 more
  • Memory AI Pro Yearly7 Days trial$99.991 Year

Questions

Is Cat Liquid free?
Cat Liquid is free to download, with in-app purchases available.
Is Memory AI free?
Memory AI is free to download, with in-app purchases available.
Do Cat Liquid or Memory AI have ads?
Cat Liquid shows ads; Memory AI does not.
Which is updated more often, Cat Liquid or Memory AI?
Cat Liquid ships an update monthly, and Memory AI every 3 days. Most recently, Cat Liquid was updated on November 5, 2026 and Memory AI on October 30, 2026.

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