AppCorpus MCP gives your agent current app data, prices, screens, features and sources.
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GET /api/v3/apps/1427559596
{
"app_id": 1427559596,
"canonical_url": "https://appcorpus.com/apps/vocal-range-pitch-detector-1427559596",
"identity": {
"name": "Vocal Range - Pitch Detector",
"slug": "vocal-range-pitch-detector",
"developer": {
"name": "Boris Shestakov",
"url": "https://appcorpus.com/developers/boris-shestakov-developer_ca935af4361319823e42f385c4710bec"
},
"icon_url": "https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/41/41/5f/41415fcb-5ad2-020e-8e11-76a99528aaa6/AppIcon-0-0-1x_U007epad-0-1-0-85-220.png/512x512bb.jpg",
"stores": [
"apple"
],
"platforms": [
"iphone",
"ipad"
],
"status": {
"state": "active",
"label": "Active",
"last_checked": "2026-08-07",
"last_checked_label": "7 Aug 2026",
"banner": null,
"region_note": null
}
},
"listings": [
{
"store": "apple",
"status": "ACTIVE",
"url": "https://apps.apple.com/us/app/vocal-range-pitch-detector/id1427559596?uo=4",
"rating": 4.5,
"rating_count": 302,
"formatted_price": "Free",
"is_free": true,
"has_iap": true,
"has_subscription": false,
"version": "3.11.0",
"updated": "2026-05-28",
"currency": "USD"
}
],
"summary": {
"one_liner": null,
"summary": null,
"best_for": [],
"not_for": [],
"status": "fallback",
"at_a_glance": [
"From $0.58/mo",
"Free to download",
"In-app purchases"
]
},
"categories": {
"official": [
"Education",
"Music"
],
"appcorpus": [
{
"category_id": "education",
"label": "Education",
"url": "https://appcorpus.com/categories/education"
},
{
"category_id": "music",
"label": "Music",
"url": "https://appcorpus.com/categories/music"
}
]
},
"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": "es",
"last_verified": "2026-08-07",
"rows": [
"Year subscription — $6.99/year ($0.58/mo)",
"Lifetime Access — $9.99",
"Premium Subscription — $5.59",
"Premium Subscription — $6.99",
"Premium Subscription — $7.29",
"VocalRange PRO — $3.99",
"Vocalrange — Lifetime — $9.99",
"Vocalrange — Lifetime — $11.99",
"Vocalrange — Lifetime — $15.49",
"Vocalrange — Lifetime — $20.00"
]
}
],
"screens": [
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/45/14/e2/4514e229-5d60-ed2d-bfee-84c7a717b160/31a88d2f-64e3-4802-a0dd-ac328775fa84_13-en-1.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 1"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/45/85/2a/45852aa3-4be0-49a4-ca02-d3697d8c5401/63d41094-17b1-488a-8c4d-9a7f1c1cabe2_12.9-en-2.png/576x768bb.png",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 2"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e6/c4/0a/e6c40aaa-4441-9bca-b9bf-3ab986d29b06/fe3fa305-53eb-4616-8990-e14705a389fa_13-en-3.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 3"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/61/81/6a/61816a19-d96e-7b51-f7e9-54dca75d2b84/eda79208-100e-4f5a-88d9-8745da56f938_12.9-en-4.png/576x768bb.png",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 4"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f8/41/72/f84172d2-68e8-99ea-f449-1aa52e0ed89c/e83defe8-57e8-447e-92d8-b509ed5476e1_13-en-4.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 5"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/dc/f8/14/dcf814a4-7b14-ebc5-1cae-f1f3bf990504/9287ecb4-8b45-47b0-ac85-3023340bd607_12.9-en-1.png/576x768bb.png",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 6"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/38/09/ff/3809fffb-4d4c-ee2e-aad5-f4f473711793/3bfba48e-1128-4cda-922d-eadf8ace474d_13-en.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 7"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/34/4e/88/344e8894-2163-3436-b142-2b34be7f8b34/01132163-7aa6-4368-bbbd-f0735248a10a_12.9-en-3.png/576x768bb.png",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 8"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ce/b6/96/ceb696ba-d2ba-46a5-452d-c9eaa9af4b56/7f0bee88-0c64-4670-b6d3-cba7e75bb640_13-en-2.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 9"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/da/dd/db/dadddb64-dcfa-3e6f-8292-c2aedc08ff9f/b533ae70-eff3-410f-a758-839bd886891c_12.9-en.png/576x768bb.png",
"store": "apple",
"platform": "ipad",
"alt": "Vocal Range - Pitch Detector ipad screenshot 10"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/53/d5/3e/53d53eae-8879-bf83-861e-3c805acd4bf0/53b2088b-eab2-46d3-ba70-c9c41c6a18e1_1.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Vocal Range - Pitch Detector iphone screenshot 11"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f3/4a/9e/f34a9ef6-90d3-f0f3-9730-45c5892cf005/6b73634c-ea7f-4d19-a69c-ec9cae9903e3_2.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Vocal Range - Pitch Detector iphone screenshot 12"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f4/80/b4/f480b456-dfd5-bf76-e73b-fe91432f0a29/b5d01eeb-f2ab-47f6-97c6-8bcdc8607bdc_4.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Vocal Range - Pitch Detector iphone screenshot 13"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ce/c6/5a/cec65ab5-45ca-5980-0fac-7bb930f7a532/4cc0339a-81ec-4694-85b7-d23b9da499f2_3.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Vocal Range - Pitch Detector iphone screenshot 14"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8a/7b/fb/8a7bfb44-26b3-0649-53bc-0831feb6c2cb/bad7ff22-cd6a-465a-8d90-b4159e04b30b_5.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Vocal Range - Pitch Detector iphone screenshot 15"
}
],
"ratings": [
{
"store": "apple",
"average": 4.5,
"count": 302,
"market": "es",
"observed_at": "2026-08-07",
"reviews": [
{
"rating": 3,
"title": "Asking me to pay again",
"body": "I paid for this app more than a year ago. I just updated and it wants me to pay again and I lost features I had access to from before. I will update this review in a couple weeks to reflect whether or not this is fixed. If it is I’ll give it more stars. If it’s not I’ll give it less.",
"author": "Purpleststarowl",
"date": "7 Aug 2026"
},
{
"rating": 3,
"title": "Has issues",
"body": "The area that you can manually correct your range - the one in one of the pictures - does not go below C2 or above C6, and if you try to open it when your range isn't fully on there, the app CRASHES. Big issue, needs fixed.",
"author": "tealdragon2",
"date": "7 Aug 2026"
},
{
"rating": 3,
"title": "Seems off? Might be a glitch?",
"body": "I did it and got soprano but that just didn’t feel right. Ive always been a mezzo or alto. So i did it again and got soprano again. So i had my friend whos a tenor do it and he also registered as a soprano. I think its a glitch or something.",
"author": "KawaiiCraCra",
"date": "7 Aug 2026"
},
{
"rating": 3,
"title": "Way WAY off lol",
"body": "This is on iPhone 15. Then I dl’d it to iPhone 13 Pro & it gave me 2 bars I could never do. Also tried with AirPods Pro’s (2 + 3), and maybe the latter was ok bc C#1 was achieved, but I doubt it lol.",
"author": "IndypendentlyYours",
"date": "7 Aug 2026"
},
{
"rating": 2,
"title": "Do Not Purchase",
"body": "I can’t restore my purchase & get pro again. The quality of the app has steeply declined. Feels like a money grab or scam. There has to be something better than this. Also the range seems off I can jump from bass to soprano. The older versions of the app were better",
"author": "Mojo_joe_joe",
"date": "7 Aug 2026"
}
]
}
],
"privacy": [
{
"store": "apple",
"declarations": [
{
"title": "Data Linked to You",
"detail": "App Functionality — Contact Info — Email Address",
"source": "Developer declared"
},
{
"title": "Data Linked to You",
"detail": "Contact Info",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Analytics — Diagnostics — Crash 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": "Analytics — Diagnostics — Performance Data",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Analytics — Identifiers — Device ID",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Analytics — Usage Data — Product Interaction",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "App Functionality — Identifiers — User ID",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Third-Party Advertising — Identifiers — User ID",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Diagnostics",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Identifiers",
"source": "Developer declared"
},
{
"title": "Data Not Linked to You",
"detail": "Usage Data",
"source": "Developer declared"
},
{
"title": "Data Used to Track You",
"detail": "Identifiers — User ID",
"source": "Developer declared"
},
{
"title": "Data Used to Track You",
"detail": "Identifiers",
"source": "Developer declared"
}
],
"accessibility": []
}
],
"changes": [
{
"store": "apple",
"version": "1.0.0",
"released_at": null,
"notes": ""
},
{
"store": "apple",
"version": "1.0.1",
"released_at": null,
"notes": "- Fixed screen view on iPhone X - Other small fixes"
},
{
"store": "apple",
"version": "1.0.2",
"released_at": null,
"notes": "- Improved voice range detection - Improved equalizer animation - Optimized microphone settings"
},
{
"store": "apple",
"version": "1.1.0",
"released_at": null,
"notes": "- Fix minor bugs - Increased stability"
},
{
"store": "apple",
"version": "1.2.0",
"released_at": null,
"notes": "Bugs fixed Optimized microphone settings Added support for Bluetooth headsets"
},
{
"store": "apple",
"version": "1.2.1",
"released_at": null,
"notes": "- Fixed crash when initializing microphone."
},
{
"store": "apple",
"version": "1.2.2",
"released_at": null,
"notes": "- Fixed crash when initializing microphone #2."
},
{
"store": "apple",
"version": "1.2.3",
"released_at": null,
"notes": "Fixed crash when using bluetooth microphone and headphones. For any questions, write to [email protected]"
},
{
"store": "apple",
"version": "2.0.0",
"released_at": null,
"notes": "Version 2.0 - New design - New features - Improved voice algorithm"
},
{
"store": "apple",
"version": "2.0.1",
"released_at": null,
"notes": "Version 2.0 - New design - New features - Improved voice algorithm"
},
{
"store": "apple",
"version": "2.1.0",
"released_at": null,
"notes": "- Improved stability - Fixed some small bugs"
},
{
"store": "apple",
"version": "3.0.0",
"released_at": null,
"notes": "Disabled monetization, now everything is free"
},
{
"store": "apple",
"version": "3.1.0",
"released_at": null,
"notes": "Fixed some problem with youtube player voice"
},
{
"store": "apple",
"version": "3.10",
"released_at": null,
"notes": "Fixed old bugs and added new ones"
},
{
"store": "apple",
"version": "3.1.1",
"released_at": null,
"notes": "New screenshots added Critical bug fixed"
},
{
"store": "apple",
"version": "3.11.0",
"released_at": "2026-05-28",
"notes": "Fixed a catastrophic defect"
},
{
"store": "apple",
"version": "3.2",
"released_at": null,
"notes": "youtube player fixed"
},
{
"store": "apple",
"version": "3.3",
"released_at": null,
"notes": "Critical bugs fixed"
},
{
"store": "apple",
"version": "3.4",
"released_at": null,
"notes": "some critical bugs fixed"
},
{
"store": "apple",
"version": "3.5",
"released_at": null,
"notes": "Critical bug fixed"
}
],
"alternatives": [
{
"app_id": 6504427417,
"name": "Singing Lessons: Learn to Sing",
"url": "https://appcorpus.com/apps/singing-lessons-learn-to-sing-6504427417",
"reason": "Same category + similar ratings"
},
{
"app_id": 1535324205,
"name": "Vocal Image: Speaking Coach",
"url": "https://appcorpus.com/apps/vocal-image-speaking-coach-1535324205",
"reason": "Same category + similar ratings"
},
{
"app_id": 1282574364,
"name": "MyMusicTheory - Music Theory",
"url": "https://appcorpus.com/apps/mymusictheory-music-theory-1282574364",
"reason": "Same category + similar ratings"
},
{
"app_id": 885622580,
"name": "MyEarTraining - Ear Trainer",
"url": "https://appcorpus.com/apps/myeartraining-ear-trainer-885622580",
"reason": "Same category + similar ratings"
},
{
"app_id": 1643103017,
"name": "MOOZ: Teach Music Online",
"url": "https://appcorpus.com/apps/mooz-teach-music-online-1643103017",
"reason": "Same category + similar ratings"
}
],
"evidence_summary": {
"index_state": "S1",
"evidence_level": 1,
"level_label": "Live store listing",
"indexable": true,
"last_verified_at": "2026-08-07",
"unknown_fields": [
"Independent summary has not been published yet."
],
"sources": [
"App Store"
]
},
"availability_markets": {
"live": [
"us"
],
"selected": "es",
"note": "No LIVE observation for ES yet."
},
"feature_events": {
"events": []
},
"features_slice": {
"plans": [
{
"code": "subscription",
"label": "Year subscription",
"kind": "subscription",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$6.99",
"billing_period": "yearly"
}
],
"trial": null
},
{
"code": "lifetime-access",
"label": "Lifetime Access",
"kind": "unknown",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$9.99",
"billing_period": "one_time"
}
],
"trial": null
},
{
"code": "premium-subscription",
"label": "Premium Subscription",
"kind": "unknown",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$5.59",
"billing_period": null
},
{
"storefront": "us",
"formatted": "$6.99",
"billing_period": null
},
{
"storefront": "us",
"formatted": "$7.29",
"billing_period": null
}
],
"trial": null
},
{
"code": "vocalrange-pro",
"label": "VocalRange PRO",
"kind": "unknown",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$3.99",
"billing_period": null
}
],
"trial": null
},
{
"code": "vocalrange-lifetime",
"label": "Vocalrange — Lifetime",
"kind": "unknown",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$11.99",
"billing_period": "one_time"
},
{
"storefront": "us",
"formatted": "$15.49",
"billing_period": "one_time"
},
{
"storefront": "us",
"formatted": "$20.00",
"billing_period": "one_time"
},
{
"storefront": "us",
"formatted": "$9.99",
"billing_period": "one_time"
}
],
"trial": null
}
],
"features": [],
"unknown_features": [],
"data_cutoff": "7 Aug 2026"
}
}
