AppCorpus MCP gives your agent current app data, prices, screens, features and sources.
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GET /api/v3/apps/1481670903
{
"app_id": 1481670903,
"canonical_url": "https://appcorpus.com/apps/rudiments-trainer-1481670903",
"identity": {
"name": "Rudiments Trainer",
"slug": "rudiments-trainer",
"developer": {
"name": "Daishi Nakamura",
"url": "https://appcorpus.com/developers/daishi-nakamura-developer_3b1a0c40b228448643f7dd8776fbc834"
},
"icon_url": "https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/7f/4c/dd/7f4cdd2b-9f78-5734-e868-487a28123042/AppIcon-0-0-1x_U007epad-0-1-85-220.png/512x512bb.jpg",
"stores": [
"apple"
],
"platforms": [
"iphone",
"ipad"
],
"status": {
"state": "active",
"label": "Active",
"last_checked": "2026-08-06",
"last_checked_label": "6 Aug 2026",
"banner": null,
"region_note": null
}
},
"listings": [
{
"store": "apple",
"status": "ACTIVE",
"url": "https://apps.apple.com/us/app/rudiments-trainer/id1481670903?uo=4",
"rating": 0.0,
"rating_count": 0,
"formatted_price": "Free",
"is_free": true,
"has_iap": true,
"has_subscription": false,
"version": "5.1.0",
"updated": "2026-08-01",
"currency": "USD"
}
],
"summary": {
"one_liner": null,
"summary": null,
"best_for": [],
"not_for": [],
"status": "fallback",
"at_a_glance": [
"From $1.99/mo",
"Free to download",
"In-app purchases"
]
},
"categories": {
"official": [
"Music",
"Education"
],
"appcorpus": [
{
"category_id": "music",
"label": "Music",
"url": "https://appcorpus.com/categories/music"
},
{
"category_id": "education",
"label": "Education",
"url": "https://appcorpus.com/categories/education"
}
]
},
"use_cases": [],
"features": [
{
"capability_id": "free_app",
"label": "Free app",
"availability": "yes",
"access_level": "free",
"scope": null,
"evidence": "Store published"
},
{
"capability_id": "in_app_purchases",
"label": "In-app purchases",
"availability": "yes",
"access_level": "free_limited",
"scope": null,
"evidence": "Store published"
}
],
"pricing": [
{
"store": "apple",
"formatted_price": "Free",
"is_free": true,
"has_iap": true,
"has_subscription": false,
"currency": "USD",
"market": "us",
"last_verified": "2026-08-06",
"rows": [
"Pro Monthly — $1.99/month",
"Pro Monthly — $19.99/year ($1.66/mo)",
"Cancellation of restriction — $4.99"
]
}
],
"screens": [
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/93/9c/1f/939c1fa5-1dd6-bed3-3f57-6009cc83e2d4/en-01-player.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Rudiments Trainer ipad screenshot 1"
},
{
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"store": "apple",
"platform": "ipad",
"alt": "Rudiments Trainer ipad screenshot 2"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/59/66/4b/59664bee-8f9a-9724-e9b5-f31342d48d05/en-02-list.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Rudiments Trainer ipad screenshot 3"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/31/bb/50/31bb507d-ac60-c9b3-1d9e-18438e74fd07/0ad02045-74d3-49d3-8ea0-05b5af7a7f5f_Apple_iPad_Pro_12_9-inch_2048x2732_Screenshot2.png/552x414bb.png",
"store": "apple",
"platform": "ipad",
"alt": "Rudiments Trainer ipad screenshot 4"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/84/41/fe/8441fe17-7b36-2a1b-6a7a-f5a05435ac05/en-01-player.png/1320x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Rudiments Trainer iphone screenshot 5"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ec/91/1d/ec911d61-89c4-b2b6-8f2b-dcfc77c1822a/en-02-list.png/1320x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Rudiments Trainer iphone screenshot 6"
}
],
"ratings": [
{
"store": "apple",
"average": 0.0,
"count": 0,
"market": "us",
"observed_at": "2026-08-06",
"reviews": [
{
"rating": 1,
"title": "Too many ads",
"body": "I don’t want to wait 30 seconds for every rudiment",
"author": "Camden Clear",
"date": "6 Aug 2026"
},
{
"rating": 5,
"title": "Great Practice Tool",
"body": "This is a great app that helps tremendously! I’m just getting into rudiments and this is the perfect app for beginners. Please note that the app is free but in order to unlock ALL 39 rudiments, it will cost $2.99 for the entire catalog which is a small price to pay for what you get in my opinion.",
"author": "Fggo",
"date": "6 Aug 2026"
},
{
"rating": 1,
"title": "No sound",
"body": "Not using silent mode. It’s a shame, this would be exactly what I’m looking for.",
"author": "5gospeedracergo",
"date": "6 Aug 2026"
},
{
"rating": 1,
"title": "DO NOT DOWNLOAD",
"body": "You have to pay every rudiment except for a few, but that’s it!",
"author": "DJB9205",
"date": "6 Aug 2026"
},
{
"rating": 2,
"title": "No sound",
"body": "Sound level slider. No sound",
"author": "I8achaire",
"date": "6 Aug 2026"
}
]
}
],
"privacy": [
{
"store": "apple",
"declarations": [
{
"title": "Data Linked to You",
"detail": "Analytics — Identifiers — Device ID",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Analytics — Identifiers — User ID",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Analytics — Usage Data — Other Usage Data",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "App Functionality — Contact Info — Email Address",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "App Functionality — Contact Info — Name",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "App Functionality — Identifiers — User ID",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "App Functionality — Location — Coarse Location",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "App Functionality — Purchases — Purchase History",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "App Functionality — Usage Data — Product Interaction",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Contact Info",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Identifiers",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Location",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Purchases",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Usage Data",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Analytics — Diagnostics — Other Diagnostic Data",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Diagnostics",
"source": "Developer declared"
}
],
"accessibility": []
}
],
"changes": [
{
"store": "apple",
"version": "1.0",
"released_at": null,
"notes": ""
},
{
"store": "apple",
"version": "1.1",
"released_at": null,
"notes": "- Supports iOS 13.1.2 - Adjustment of sound source playback position - Change of some default BPM - Support for Chinese (simplified) - Minor bug improvements"
},
{
"store": "apple",
"version": "1.2",
"released_at": null,
"notes": "Improved UI."
},
{
"store": "apple",
"version": "2.0",
"released_at": null,
"notes": "[new function] Add a random button! If you are wondering what to do, press the button on the top right of the screen. [Other] ・ Advertising is easier to display. ・ Correspondence language correction Please use it for practice."
},
{
"store": "apple",
"version": "3.0",
"released_at": null,
"notes": "Thank you for your patience! This is a major version upgrade in response to your requests! - The volume of normal notes, accented notes, and ornamented notes have been changed respectively. - Changed the tone of the right hand and left hand. - The sound quality is now constant even if the BPM is changed. - The minimum and maximum BPM can now be customized in the settings. We will be developing various snare drum practice phrases in the future! We have ended the lifting of restrictions on ad viewing."
},
{
"store": "apple",
"version": "4.0.0",
"released_at": null,
"notes": "- New Practice Phrases. (Accent Practice)! - All phrases can now be viewed and played without paying. (Saving BPM is available for those who payment users! Steady daily practice is a great way to improve, so please take advantage of it!)"
},
{
"store": "apple",
"version": "4.1.0",
"released_at": null,
"notes": "Now officially iPad compatible! Tap the BPM number to set the BPM (set to the speed of the interval)."
},
{
"store": "apple",
"version": "4.2.0",
"released_at": null,
"notes": "In addition to the subscription plan, a one-time purchase plan for permanent unlock is also available."
},
{
"store": "apple",
"version": "4.3.0",
"released_at": null,
"notes": "Changes were made to the timing of ad displays, etc."
},
{
"store": "apple",
"version": "4.3.1",
"released_at": null,
"notes": "Fixed a bug in which advertisements were displayed on the practice screen after some operations."
},
{
"store": "apple",
"version": "4.3.2",
"released_at": null,
"notes": "- Added subscription plan. - BPM is now saved even on the free plan."
},
{
"store": "apple",
"version": "4.3.3",
"released_at": null,
"notes": "Fixed minor bugs."
},
{
"store": "apple",
"version": "4.3.4",
"released_at": null,
"notes": "We have made some modifications to the public settings. There are no changes to the specifications."
},
{
"store": "apple",
"version": "4.3.5",
"released_at": null,
"notes": "Improved Stability: Enhanced the overall stability of the app. Performance Optimization: Made the app run more smoothly. Bug Fixes: Fixed several issues to improve user experience."
},
{
"store": "apple",
"version": "5.0.0",
"released_at": null,
"notes": "Version 5.0 has been rebuilt for iPhone with a faster and more reliable practice experience. - New native iOS design - Improved first-play audio stability - More responsive BPM and volume controls - Rudiments organized into Rolls, Paradiddles, Flams, and Drags - Sign in with Apple, Google, or email - Monthly and annual Pro plans, purchase restoration, and legacy lifetime access"
},
{
"store": "apple",
"version": "5.1.0",
"released_at": "2026-08-01",
"notes": "- Added a practice timer that measures each session from PLAY to STOP. - Added Auto BPM for Pro, with intervals from 10 to 300 seconds and increases from 1 to 10 BPM. - Improved Japanese and English localization. - Improved visual consistency and stability."
}
],
"alternatives": [
{
"app_id": 6566195057,
"name": "Chops: Drum Rudiments",
"url": "https://appcorpus.com/apps/chops-drum-rudiments-6566195057",
"reason": "Same category + similar ratings"
},
{
"app_id": 1461677465,
"name": "DrumToolz",
"url": "https://appcorpus.com/apps/drumtoolz-1461677465",
"reason": "Same category + similar ratings"
},
{
"app_id": 1539132475,
"name": "Drum Notation by Beat Note",
"url": "https://appcorpus.com/apps/drum-notation-by-beat-note-1539132475",
"reason": "Same category + similar ratings"
}
],
"evidence_summary": {
"index_state": "S1",
"evidence_level": 1,
"level_label": "Live store listing",
"indexable": true,
"last_verified_at": "2026-08-06",
"unknown_fields": [
"Independent summary has not been published yet."
],
"sources": [
"App Store"
]
},
"availability_markets": {
"live": [
"us"
],
"selected": "us",
"note": null
},
"feature_events": {
"events": []
},
"features_slice": {
"plans": [
{
"code": "pro",
"label": "Pro Monthly",
"kind": "subscription",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$1.99",
"billing_period": "monthly"
},
{
"storefront": "us",
"formatted": "$19.99",
"billing_period": "yearly"
}
],
"trial": null
},
{
"code": "cancellation-of-restriction",
"label": "Cancellation of restriction",
"kind": "unknown",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$4.99",
"billing_period": null
}
],
"trial": null
}
],
"features": [],
"unknown_features": [],
"data_cutoff": "6 Aug 2026"
}
}
