AppCorpus MCP gives your agent current app data, prices, screens, features and sources.
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GET /api/v3/apps/6757367822
{
"app_id": 6757367822,
"canonical_url": "https://appcorpus.com/apps/432-hz-guitar-tuner-6757367822",
"identity": {
"name": "432 Hz Guitar Tuner",
"slug": "432-hz-guitar-tuner",
"developer": {
"name": "Qi Machine LLC",
"url": "https://appcorpus.com/developers/qi-machine-llc-developer_789aac9debaf7389186204ffece623f5"
},
"icon_url": "https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/c4/c5/93/c4c593bc-2f30-c3e5-0328-bbeadda5cfd8/AppIcon-0-1x_U007emarketing-0-11-0-85-220-0.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/432-hz-guitar-tuner/id6757367822?uo=4",
"rating": 4.6,
"rating_count": 5,
"formatted_price": "Free",
"is_free": true,
"has_iap": true,
"has_subscription": false,
"version": "2",
"updated": "2026-05-23",
"currency": "USD"
}
],
"summary": {
"one_liner": null,
"summary": null,
"best_for": [],
"not_for": [],
"status": "fallback",
"at_a_glance": [
"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": [
"Remove Ads — $2.99"
]
}
],
"screens": [
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/fd/62/40/fd624045-7d4b-ca71-e33e-32c84cdf1f57/1.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "432 Hz Guitar Tuner ipad screenshot 1"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/fd/62/40/fd624045-7d4b-ca71-e33e-32c84cdf1f57/1.png/360x480bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "432 Hz Guitar Tuner ipad screenshot 2"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e7/b1/4f/e7b14f3c-756d-8adc-d915-668276269db4/2.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "432 Hz Guitar Tuner ipad screenshot 3"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e7/b1/4f/e7b14f3c-756d-8adc-d915-668276269db4/2.png/360x480bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "432 Hz Guitar Tuner ipad screenshot 4"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7a/01/f1/7a01f132-d01a-4465-0206-e2deeeaf2fe7/3.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "432 Hz Guitar Tuner ipad screenshot 5"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7a/01/f1/7a01f132-d01a-4465-0206-e2deeeaf2fe7/3.png/360x480bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "432 Hz Guitar Tuner ipad screenshot 6"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e4/8d/13/e48d13c2-07f7-2b1d-d8a9-d0f0317aeece/1.png/1242x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "432 Hz Guitar Tuner iphone screenshot 7"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f1/6f/c9/f16fc99b-1d1c-4faa-09bf-d04cf56b3f6f/2.png/1242x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "432 Hz Guitar Tuner iphone screenshot 8"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/45/c3/c4/45c3c427-119c-5976-c1b4-428c1afa0e22/3.png/1242x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "432 Hz Guitar Tuner iphone screenshot 9"
}
],
"ratings": [
{
"store": "apple",
"average": 4.6,
"count": 5,
"market": "us",
"observed_at": "2026-08-06",
"reviews": [
{
"rating": 5,
"title": "Finally!",
"body": "A great tuner for those looking to easily tune to 432hz. This makes it possible to accompany tribal flutes, harmoniums, and crystal bowls which are often in 432hz tuning.",
"author": "Kirk U.",
"date": "6 Aug 2026"
}
]
}
],
"privacy": [
{
"store": "apple",
"declarations": [
{
"title": "Data Not Collected",
"detail": "",
"source": "Developer declared"
}
],
"accessibility": []
}
],
"changes": [
{
"store": "apple",
"version": "1.0",
"released_at": null,
"notes": ""
},
{
"store": "apple",
"version": "1.1",
"released_at": null,
"notes": "Added iOS 17+ support."
},
{
"store": "apple",
"version": "1.2",
"released_at": null,
"notes": "Improvements to user interface"
},
{
"store": "apple",
"version": "1.3",
"released_at": null,
"notes": "Disabled screen timeout during tuning"
},
{
"store": "apple",
"version": "2",
"released_at": "2026-05-23",
"notes": "Metronome - built-in click track with adjustable BPM (40–240), tap tempo, and customisable beats per bar Capo support - select your capo fret and string names update instantly across all instruments Bass and ukulele - new instrument presets with automatic string detection Bug fixes and performance improvements"
}
],
"alternatives": [
{
"app_id": 6751567434,
"name": "432 Hz Converter",
"url": "https://appcorpus.com/apps/432-hz-converter-6751567434",
"reason": "Same category + similar ratings"
},
{
"app_id": 877102884,
"name": "Fine Tuner - Chromatic Tuner",
"url": "https://appcorpus.com/apps/fine-tuner-chromatic-tuner-877102884",
"reason": "Same category + similar ratings"
},
{
"app_id": 1553432239,
"name": "Guitar Tuner＋",
"url": "https://appcorpus.com/apps/guitar-tuner-1553432239",
"reason": "Same category + similar ratings"
},
{
"app_id": 6761394160,
"name": "ToneAdapt - Guitar Tone Match",
"url": "https://appcorpus.com/apps/toneadapt-guitar-tone-match-6761394160",
"reason": "Same category + similar ratings"
},
{
"app_id": 1242467844,
"name": "TONALY: Songs, Scales & Theory",
"url": "https://appcorpus.com/apps/tonaly-songs-scales-theory-1242467844",
"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": "remove-ads",
"label": "Remove Ads",
"kind": "unknown",
"status": "store_listed",
"prices": [
{
"storefront": "us",
"formatted": "$2.99",
"billing_period": null
}
],
"trial": null
}
],
"features": [],
"unknown_features": [],
"data_cutoff": "6 Aug 2026"
}
}
