Memory Test & Brain Training vs Mental Rotation Spatial Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Memory Test & Brain Training
This app offers 10 scientific memory tests and brain training exercises to help you understand and improve your cognitive abilities. Track your progress with detailed scores, profiles, and trend charts. Learn effective memory techniques and unlock achievements.
- 10 scientific memory test modes
- Digit span and spatial memory tests
- Progress tracking and memory profile
- Science-backed memory technique articles
- Offline functionality
- Privacy-focused, local data storage
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Memorix is a complete memory testing and brain training app with 10 scientific test modes. Measure your digit span, spatial memory, working memory, and more — then track your improvement over time. Built on real cognitive science assessments (WAIS Digit Span, Corsi Block, N-Back), Memorix gives you the tools to understand and improve your memory capacity — completely free. 10 MEMORY TEST MODES - Digit Span Forward — memorize and recall number sequences - Digit Span Backward — recall digits in reverse order (working memory) - Digit Span Sequencing — sort digits in ascending order from memory - Visual Spatial (Corsi Block) — tap grid blocks in the correct sequence - Color Sequence (Simon) — remember growing color patterns - Word Memory — memorize and recall word lists - Image Memory — match pairs from memory - Pattern Recall — recreate grid patterns from memory - Number Chain (N-Back) — running memory stream challenge - Face & Name — associate faces with names TRACK YOUR PROGRESS - Overall Memory Score (0-1000) with rank system - 5-axis Memory Profile radar chart - Personal bests for every mode - 30-day trend charts - Practice streak with calendar heatmap LEARN & IMPROVE - 7 science-backed articles on memory techniques - Chunking, Method of Loci, Spaced Repetition, and more - 12 achievements to unlock PRIVACY FIRST All data stored locally on your device. No account required, no personal data collected. Works 100% offline. This is a screening and educational tool, not a medical device and not a diagnosis. Download Memorix today and discover your true memory span!
Mental Rotation Spatial Test
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Spatial thinking is a skill. Build yours. Most brain training can't honestly promise improvement. Spatial reasoning is the exception: Uttal's meta-analysis of 217 studies found that spatial training produces durable gains that transfer to new spatial tasks (effect size g ≈ 0.47). Hone Spatial is built on that evidence — and on its other finding, that teaching strategy is a large part of the effect. Every unit leads with technique, then drills it. THE TWELVE PUZZLES • Block rotation: same shape rotated, or its mirror twin? The classic Shepard–Metzler task. • Flat rotation: the same question on 2D shapes, where flips are the trap. • Paper folding: fold, punch, unfold — where are the holes? • Cube nets: which cube does this net fold into? • Cross-sections: slice a solid — what shape is the cut? • Views: which is this figure's top view? Its front view? • Block counting: hidden cubes must be there; nothing floats. • Exposed faces: six, minus the neighbours, minus the ground. • Gear trains: which way does the last gear turn, and how fast? • Pulleys: count the rope segments — that IS the mechanical advantage. • Viewpoints: stand at the arrow; what order do the objects appear? • Hidden figures: find the simple shape camouflaged in the busy drawing. STRATEGY FIRST Each family comes with the technique that actually solves it, taught with worked examples: holistic rotation, the chirality check (a mirrored figure can NEVER be rotated into its twin), the cube-net rules, folding backwards, the gear rules, the pulley rope-segment rule, sketching, and knowing when verbal encoding fails. YOUR OWN NUMBERS Your mental rotation rate in degrees per second, your mirror-catch accuracy, your accuracy by unit, your solve times — measured from your own answers, never invented. TEST PREPARATION, HONESTLY Gears, pulleys and rotation are a standing section of the ASVAB and most mechanical-aptitude batteries; the folding and rotation tasks are staples of spatial-ability tests generally. Practising here is practising that actual content. Hone Spatial is not an IQ test, produces no intelligence score, and never diagnoses anything. PRIVATE BY DESIGN No account. No analytics. No tracking. Everything stays on your device; export or erase it all from Settings at any time. ADAPTIVE, GENERATED, FAIR Every puzzle is generated fresh from a seed with a constructed answer key — the correct answer is the actual unfolding, the actual rotation, the actual count — and each drill holds its own level, stepped from your recent scores. Guessing floors far below the promotion bar: random tapping never levels up. SUBSCRIPTION Practice and lesson texts require a Hone Spatial Pro subscription (monthly or yearly), with a free trial for eligible new subscribers. Your history and every measurement stay readable forever, subscription or not. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://studioam.art/apps/hone-spatial/privacy/
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Verdict
The clearest difference is in-app purchases: Memory Test & Brain Training at none against Mental Rotation Spatial Test's 2. Memory Test & Brain Training also leads on iOS requirement (15.0 vs 26.0). On price, ads 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. Mental Rotation Spatial Test sells 2 in-app purchases, starting at $4.99 per month. Memory Test & Brain Training asks for nothing beyond the download.
| Parameter | Memory Test & Brain Training | Mental Rotation Spatial Test |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 50 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Gunawan Santoso | Hyun Sik Kim |
In-app purchases
Memory Test & Brain Training
No in-app purchases
Mental Rotation Spatial Test
- Pro Monthly3 Days trial$4.991 Month
- Pro Yearly3 Days trial$29.991 Year
Questions
Is Memory Test & Brain Training free?
Is Mental Rotation Spatial Test free?
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