SimStack Lite vs Memorix
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimStack Lite
Interactive simulations help tech professionals develop critical decision-making skills for Agile, DevOps, and AI roles. Practice real-world scenarios involving team dynamics, project risks, and prioritization to build practical leadership abilities.
- Agile role simulations
- DevOps workflow practice
- AI product management scenarios
- Scrum Master decision making
- Product Owner prioritization
- AI governance concepts
- Workplace conflict resolution
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Build confidence for your next role with interactive workplace simulations and an AI Coach. SimStack Lite helps you practice decisions in Agile, Product, DevOps, AI, MarTech, and UX/UI design. Navigate stakeholder challenges, prioritize work, improve customer journeys, and explore design decisions through realistic scenarios. • PRACTICE REALISTIC CHALLENGES Make decisions through guided choices and interactive visuals, then get feedback to understand your options and tradeoffs. • EXPLORE CAREER ROLES Practice as a Scrum Master, Product Owner, Release Train Engineer, DevOps professional, AI Product or Program Manager, AI Workflow Designer, MarTech & Digital Experience Leader, or UX/UI Designer. • ASK YOUR AI COACH Discuss your simulation choices, understand your feedback, or ask questions anytime without starting a simulation. • LEARN IN SHORT SESSIONS Build skills at your own pace, track your progress, and earn XP as you complete challenges. Whether you are exploring a career change, preparing for interviews, or sharpening your skills, start with a role and practice your next challenge. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://simstackai.com/privacy
Memorix
Assess and improve your memory with a variety of classic psychological tests and daily workouts. Track your progress, compare your scores to averages, and learn memory techniques. This app offers a private and offline experience for continuous brain training.
- 13 classic memory tests and games
- Daily 3-test workout routine
- Memory profile and score tracking
- Comparison to age group averages
- Memory technique guides
- Offline functionality
- Private, no account required
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How good is your memory? Memorix is a memory test you can take in minutes and a memory workout you can keep up every day. It is built on 13 classic memory tests, the same kinds of tasks psychologists use to measure memory. 13 MEMORY TESTS AND GAMES • Digit Span Forward, Backward and Sequencing: the classic number memory test • Spatial Memory: tap the blocks in the order they lit up (the Corsi block-tapping task) • Color Sequence and Sequence of Sounds: repeat a growing sequence by sight or by ear • Word Memory, Image Memory and Visual Pairs: words, pictures and the pairs they form • Speed Recall: a number flashes for a moment, then you type it back against the clock • Pattern Recall, Number Chain (n-back) and Face & Name: three advanced tests A DAILY 3-TEST WORKOUT Every day Memorix picks three tests for you. Keep your streak going, and turn on one daily reminder at the time you choose. SEE WHERE YOU STAND • Your Memorix score from 0 to 1000, and a memory profile across five kinds of memory: short-term, working, spatial, verbal and associative • Your digit span and Corsi span compared with published averages for your age group: see the top percent you are in • Levels that rise with you in every test • History charts and personal bests for every test • A share card for your results, and 12 achievements • Seven short guides to proven memory techniques: chunking, the memory palace, spaced repetition and more PRIVATE AND CALM • No account and no sign-up. Your results and your age range stay on your phone • Every test works without an internet connection • 19 languages, light and dark mode, phone and tablet Take your first memory test now and find your memory span. MEMORIX PRO Unlock everything with one purchase. No subscription. Memorix is for memory training and self-assessment. It is not a medical device and does not diagnose any condition.
Screenshots
Verdict
The clearest difference is review sentiment: SimStack Lite at 100% against Memorix's 0%. SimStack Lite also leads on rating (5.0 vs 3.2). On price, ratings volume, update cadence and ads 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. SimStack Lite sells 2 in-app purchases, starting at $19.99 per month and Memorix sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
SimStack Lite holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 100% of SimStack Lite's written reviews are positive against 0% of Memorix's.
SimStack Lite ships an update every 3 months, Memorix every 2 months. Both last shipped on November 5, 2026.
| Parameter | SimStack Lite | Memorix |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.2 (5 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 63 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Jasmine Doster | Gunawan Santoso |
Customer experience
SimStack Lite
Memorix
In-app purchases
SimStack Lite
- SimStack Pro Monthly7 Days trial$19.991 Month
- SimStack Pro Annual7 Days trial$149.991 Year
Memorix
- Memorix Pro$6.99









