AppCorpus MCP gives your agent current app data, prices, screens, features and sources.
View JSON
GET /api/v3/apps/6741873549
{
"app_id": 6741873549,
"canonical_url": "https://appcorpus.com/apps/zone-system-6741873549",
"identity": {
"name": "Zone System",
"slug": "zone-system",
"developer": {
"name": "Davin Nguyen",
"url": "https://appcorpus.com/developers/davin-nguyen-developer_14ee0fc70e7c2c864efe95dffc1c04c8"
},
"icon_url": "https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/03/23/34/0323346b-cfad-6793-a944-08cf6a7e8a71/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/512x512bb.jpg",
"stores": [
"apple"
],
"platforms": [
"iphone",
"ipad"
],
"status": {
"state": "active",
"label": "Active",
"last_checked": "2026-07-31",
"last_checked_label": "31 Jul 2026",
"banner": null,
"region_note": null
}
},
"listings": [
{
"store": "apple",
"status": "ACTIVE",
"url": "https://apps.apple.com/us/app/zone-system/id6741873549?uo=4",
"rating": 5.0,
"rating_count": 3,
"formatted_price": "$1.99",
"is_free": false,
"has_iap": false,
"has_subscription": false,
"version": "2.5.3",
"updated": "2026-02-05",
"currency": "USD"
}
],
"summary": {
"one_liner": null,
"summary": null,
"best_for": [],
"not_for": [],
"status": "fallback",
"at_a_glance": [
"$1.99"
]
},
"categories": {
"official": [
"Photo & Video",
"Utilities"
],
"appcorpus": [
{
"category_id": "photo-video",
"label": "Photo & video",
"url": "https://appcorpus.com/categories/photo-video"
},
{
"category_id": "utilities",
"label": "Utilities",
"url": "https://appcorpus.com/categories/utilities"
}
]
},
"use_cases": [],
"features": [
{
"capability_id": "family_sharing",
"label": "Family Sharing",
"availability": "yes",
"access_level": "unknown",
"scope": "App Store",
"evidence": "Store published"
}
],
"pricing": [
{
"store": "apple",
"formatted_price": "$1.99",
"is_free": false,
"has_iap": false,
"has_subscription": false,
"currency": "USD",
"market": "de",
"last_verified": "2026-07-31",
"rows": [
"Price: $1.99"
]
}
],
"screens": [
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b9/3e/42/b93e425c-10be-fb2a-346a-872435fa326a/Simulator_Screenshot_-_iPad_Pro_13-inch__U0028M4_U0029_-_2025-08-19_at_23.32.25.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Zone System ipad screenshot 1"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/25/1a/db/251adb06-1a20-7102-3545-394e523afd0e/Simulator_Screenshot_-_iPad_Pro_13-inch__U0028M4_U0029_-_2025-08-19_at_23.38.09.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Zone System ipad screenshot 2"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/eb/b9/4d/ebb94d17-047d-ba03-96ad-fddf09c5368c/Simulator_Screenshot_-_iPad_Pro_13-inch__U0028M4_U0029_-_2025-08-19_at_23.42.57.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Zone System ipad screenshot 3"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e7/a2/6e/e7a26e0d-41c1-3b4c-8ed8-95f75abbfa19/Simulator_Screenshot_-_iPad_Pro_13-inch__U0028M4_U0029_-_2025-08-19_at_23.32.30.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Zone System ipad screenshot 4"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e7/61/21/e7612135-3397-3b4a-db5b-51a566f92131/Simulator_Screenshot_-_iPad_Pro_13-inch__U0028M4_U0029_-_2025-08-19_at_23.43.44.png/1600x1600bb.jpg",
"store": "apple",
"platform": "ipad",
"alt": "Zone System ipad screenshot 5"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d1/d0/2f/d1d02fcc-28fb-7a78-957a-483b41748237/OWN_THE_FINISH_LINE-2.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Zone System iphone screenshot 6"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/21/70/58/217058e0-3654-7dcb-42d4-e75d0d6b419b/Simulator_Screenshot_-_iPhone_16_Plus_-_2025-09-06_at_10.45.17.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Zone System iphone screenshot 7"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/3f/20/b4/3f20b497-aaa3-125a-4d87-ff28d4625474/OWN_THE_FINISH_LINE.png/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Zone System iphone screenshot 8"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/85/13/a4/8513a4dc-1e21-e6fa-6730-028921e3639a/6.jpg/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Zone System iphone screenshot 9"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d9/89/39/d98939b4-95a6-6e91-9d6d-355ea533138f/4.jpg/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Zone System iphone screenshot 10"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/23/7e/14/237e140b-c69d-94d3-4a6b-daa3b2d2b987/5.jpg/1290x1600bb.jpg",
"store": "apple",
"platform": "iphone",
"alt": "Zone System iphone screenshot 11"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/9b/65/be/9b65befc-0253-4ea7-6f83-0f32c19d9362/Simulator_Screenshot_-_Apple_Vision_Pro_-_2026-01-27_at_11.01.44.png/1600x1600bb.jpg",
"store": "apple",
"platform": "vision",
"alt": "Zone System vision screenshot 12"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/9a/46/63/9a4663f3-6529-562d-4607-8c96cd210fef/Simulator_Screenshot_-_Apple_Vision_Pro_-_2026-01-27_at_11.00.06.png/1600x1600bb.jpg",
"store": "apple",
"platform": "vision",
"alt": "Zone System vision screenshot 13"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/66/dd/44/66dd4426-d8ef-e112-46a7-10ed2776b9a6/Simulator_Screenshot_-_Apple_Vision_Pro_-_2026-01-27_at_11.00.59.png/1600x1600bb.jpg",
"store": "apple",
"platform": "vision",
"alt": "Zone System vision screenshot 14"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/45/59/30/45593052-39b9-a5ac-e641-8d4ef9b97f8e/Simulator_Screenshot_-_Apple_Vision_Pro_-_2026-01-27_at_11.02.05.png/1600x1600bb.jpg",
"store": "apple",
"platform": "vision",
"alt": "Zone System vision screenshot 15"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/1d/2d/23/1d2d2398-838e-02d8-554d-87a6e4f147d5/Simulator_Screenshot_-_Apple_Vision_Pro_-_2026-01-27_at_11.03.35.png/1600x1600bb.jpg",
"store": "apple",
"platform": "vision",
"alt": "Zone System vision screenshot 16"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/bd/25/fe/bd25fe6f-24c3-7472-4383-cd10559964c3/Simulator_Screenshot_-_Apple_Watch_Series_10__U002846mm_U0029_-_2025-09-03_at_09.40.05.png/416x496bb.jpg",
"store": "apple",
"platform": "watch",
"alt": "Zone System watch screenshot 17"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/db/cb/fd/dbcbfdde-7ee1-6082-b6f3-45252e5ba07c/Simulator_Screenshot_-_Apple_Watch_Series_10__U002846mm_U0029_-_2025-09-03_at_09.40.23.png/416x496bb.jpg",
"store": "apple",
"platform": "watch",
"alt": "Zone System watch screenshot 18"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e8/f4/c6/e8f4c61f-f0df-ecf3-a871-3c6720934c76/Simulator_Screenshot_-_Apple_Watch_Series_10__U002846mm_U0029_-_2025-09-03_at_09.40.06.png/416x496bb.jpg",
"store": "apple",
"platform": "watch",
"alt": "Zone System watch screenshot 19"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/27/50/7a/27507a8c-faa2-77e2-8a6f-e516f379d8a6/Simulator_Screenshot_-_Apple_Watch_Series_10__U002846mm_U0029_-_2025-09-03_at_09.40.24.png/416x496bb.jpg",
"store": "apple",
"platform": "watch",
"alt": "Zone System watch screenshot 20"
},
{
"url": "https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2b/8b/44/2b8b447a-79c1-e944-fa81-d52e45ccbf47/Simulator_Screenshot_-_Apple_Watch_Series_10__U002846mm_U0029_-_2025-09-03_at_09.40.12.png/416x496bb.jpg",
"store": "apple",
"platform": "watch",
"alt": "Zone System watch screenshot 21"
}
],
"ratings": [
{
"store": "apple",
"average": 5.0,
"count": 3,
"market": "de",
"observed_at": "2026-07-31",
"reviews": [
{
"rating": 5,
"title": "10/10",
"body": "it’s awesomesauce!!!!",
"author": "-r!",
"date": "31 Jul 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": "• New Calculate Zone Tool: In addition to the calculate stop feature, you can now use the calculate zone tool to instantly compute the correct exposure zone. • Enhanced Display Modes: Improved tenths and rounded display modes for f-stop and t-stop calculations. Now you can switch between exact, rounded, or tenths values with greater clarity, tailored to precision needs."
},
{
"store": "apple",
"version": "2.0",
"released_at": null,
"notes": "• Exposure Records: Save your exposure configurations and load them later for quick access. • Rounded Mode Adjustment: Instead of rounding up (e.g., turning 5.65 into 5.7), extra digits are dropped to show standard f-stop/T-stop values (e.g., 5.65 becomes 5.6). • Tenths Function Improvement: Now displays 0 when empty."
},
{
"store": "apple",
"version": "2.1",
"released_at": null,
"notes": "• Color Preview: Replace the traditional black and white scale with color to preview how exposure zones will look when developed."
},
{
"store": "apple",
"version": "2.2",
"released_at": null,
"notes": "• N Development: Supports both contracted and expanded development in the Zone system. • Highlight & Shadow: A new tab allows you to use highlight and shadow exposure to determine suggested N development and exposure. • Bug Fixes"
},
{
"store": "apple",
"version": "2.2.1",
"released_at": null,
"notes": "• Bug fixes"
},
{
"store": "apple",
"version": "2.3",
"released_at": null,
"notes": "• Simplified experience • Bug fixes"
},
{
"store": "apple",
"version": "2.4",
"released_at": null,
"notes": "• Now on Apple Watch"
},
{
"store": "apple",
"version": "2.4.1",
"released_at": null,
"notes": "• Now on Apple Watch • Bug fixes"
},
{
"store": "apple",
"version": "2.5",
"released_at": null,
"notes": "• Added shutter speed, ISO, and EV calculations"
},
{
"store": "apple",
"version": "2.5.1",
"released_at": null,
"notes": "• Bug fixes"
},
{
"store": "apple",
"version": "2.5.2",
"released_at": null,
"notes": "• Added shutter speed, ISO, and EV calculations • Added Share Feedback option to report errors and to request features"
},
{
"store": "apple",
"version": "2.5.3",
"released_at": "2026-02-05",
"notes": "Performance improvements"
}
],
"alternatives": [
{
"app_id": 1440728210,
"name": "Art of Foto",
"url": "https://appcorpus.com/apps/art-of-foto-1440728210",
"reason": "Same category + similar ratings"
},
{
"app_id": 459691262,
"name": "Reciprocity Timer",
"url": "https://appcorpus.com/apps/reciprocity-timer-459691262",
"reason": "Same category + similar ratings"
}
],
"evidence_summary": {
"index_state": "S1",
"evidence_level": 1,
"level_label": "Live store listing",
"indexable": true,
"last_verified_at": "2026-07-31",
"unknown_fields": [
"Independent summary has not been published yet."
],
"sources": [
"App Store"
]
},
"availability_markets": {
"live": [
"us"
],
"selected": "de",
"note": "No LIVE observation for DE yet."
},
"feature_events": {
"events": []
},
"features_slice": {
"plans": [],
"features": [],
"unknown_features": [
"family_sharing"
],
"data_cutoff": "31 Jul 2026"
}
}
