XYmajor app icon
Apple App StoreObserved metadata

XYmajor

Hock LeeEducation0.00 · 0 ratings
Open store
Publisher
Hock Lee
Category
Education
Version
4.0.0
Last updated
Dec 9, 2025
Public page · no login requiredMetadata observed Sep 7, 2026, 10:42 PM

Research answer

What AppTrendKit can say about XYmajor today

XYmajor has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.

Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.

Performance intelligence

Observed trajectory and estimates

Store ranks are observations. Downloads and gross store consumer spend are AppTrendKit estimates and only appear when persisted evidence exists.

Estimated downloads · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated downloads · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Revenue growth · 30D
Download growth · 30D
Grossing rank
Free rank

Evidence history

Collected daily performance

No daily metric history has been persisted yet.

No backfilled days
Daily metrics will appear here after the estimator has persisted more than one observation.

Rank history

Observed chart positions

Lower rank is better. Only collected observations are shown.

No positive rank observations are stored for this storefront yet.

Coverage note

What the ranks mean

A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.

Read the method

Storefront mix

Top countries by estimated contribution

Country estimates are aggregated only after country-level predictions exist.

No country-level economics have been persisted for this app yet.

Monetization

Observed store economics signals

Classification
Free listing
Price
Free
In-app purchases
Not observed
Subscriptions
Not observed

These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.

App details

Store metadata

Version
4.0.0
Released
Jun 9, 2025
Last updated
Dec 9, 2025
Content rating
4+
Default storefront
AT

Public IAP observations

Validated in-app purchase prices

Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.

Unavailable
No validated public IAP price observations have been persisted for this app yet.

Listing detail

What the store says

Transform Your Learning with Intelligent Spaced Repetition Our proprietary XYmajor System builds on number-memory principles but uses a distinct mapping and structure created by Dr. Hock Lee. XYmajor System is not just another flashcard app - it's your personal memory optimization platform powered by the revolutionary FSRS algorithm. Learn faster, remember longer, and master any subject with science-backed efficiency. What Makes XYmajor Special: AI-Powered Scheduling - Cutting-edge FSRS algorithm adapts to your memory patterns - Smart intervals that actually match your learning speed - Dynamic difficulty adjustment based on recall performance Bulk Smart Operations - Filter and select pegs by status, due date, or tags - Apply bulk actions: reset progress, suspend, tag management - Efficiently manage large learning collections Advanced Analytics - Real-time learning progress tracking - Time-unit adaptive scheduling (minutes/hours/days) - Detailed performance insights and forecasts Flexible Learning Modes - Traditional spaced repetition - Ultra-fast cramming sessions - Long-term mastery building - Customizable card layouts AI-Generated Peg Imagery - Strong visual memory anchors - Personalized, accurate images - Faster recall through vivid cues - Unlimited creative variations Perfect For: - Language learners building vocabulary - Students mastering complex subjects - Professionals learning new skills - Anyone who wants to remember more with less effort Powered by Science Unlike basic flashcard apps, XYmajor uses the FSRS (Free Spaced Repetition Scheduler) algorithm - the same technology used in cutting-edge memory research. This means your review schedule is mathematically optimized for maximum retention with minimum effort. Language Learning Real-life case: John learning Ukrainian Front: "Peg 156 delish- смачний (smachnyy audio with native pronunciation) Image: John smashing his knee while eating his delicious food in DELISH cafe. Back: Multiple audio variations, tongue placement tips, simple example sentences with both English and literal translation, audio practices . Memory hook - smashing my knee in DELISH cafe Perfect for: Accent reduction, public speaking, language fluency General Knowledge Real-life case: James, preparing for trivia night competition Front: "Peg 324 miner - Eiffel Tower + image" Image: "Iconic Eiffel Tower illustration with a miner at the top of tower - as the tower's height marker (324m). Back: Construction date (1889), height (324m), engineer (Gustave Eiffel), fun fact: "Was meant to be temporary" Perfect for: History, geography, science facts, cultural literacy Steps to Master the 1000 Pegs 1. Learn the 10 Key Consonants – Memorize them thoroughly. 2. Master the First 100 Cards – Remember the story vaguely for each using pegs 00–99 as anchors. 3. Master the Next 100 Cards – Use pegs 500–599 as anchors for these cards, following the same method. 4. Track Your Learning – Use the XYdata peg to review each peg at least 4 times. The AI FSRS monitors your progress and adapts to your memory patterns. 5. Follow AI Review Schedule – The AI FSRS will tell you when to review each peg (via peg status) to maintain ~95% recall. Learn Anything, Fast: Once your pegs are secure, use them to lock in new information—like vocabulary for kids—with the help of vivid, AI-generated images. Download XYmajor System today and experience the future of efficient learning. Stop forgetting what you learn - start mastering knowledge with intelligent spaced repetition!

Store creative

Screenshots

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Competitive set

Similar apps

Deterministic links to real stored apps matched by category, publisher, and comparable performance bands.

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Methodology and provenance

Read every number with its evidence

Metadata source: Apple iTunes Search API; observed Sep 7, 2026, 10:42 PM.

Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.

Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.

Model: No persisted model version.

Confidence: ; intervals widen when evidence or history is limited.

Last observation: Sep 7, 2026, 10:42 PM.

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Generated Not observedPublic data · no login required