{"schema_version":"1.0","generated_at":"2026-10-21T04:14:29.930Z","app":{"app_store_id":596142100,"slug":"pipe-trades-pro-calc-596142100","name":"Pipe Trades Pro Calc","subtitle":null,"icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/b7/82/8c/b7828cd8-b613-a1e6-5fce-fead7de4f574/AppIcon-1x_U007emarketing-0-7-0-85-220-0.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/pipe-trades-pro-calc/id596142100?uo=4","price":0,"currency":"USD","rating":4.80407,"rating_count":4374,"in_app_purchases":null,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Utilities","version_date":"2025-07-11T22:03:56Z","updated_at":"2026-10-20T12:20:11.714Z","stale":false,"missing_since":null,"one_liner":"Calculator app for pipe trades covering pipe layout, fluid flow, pressure loss and pipe data, usable offline.","verified_maker":false,"maker_site":null,"file_size_bytes":53434368,"minimum_os":"14.0","content_rating":"12+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1e/f5/5f/1ef55fb9-ef40-07c8-0c87-6ea19e4e69fa/3943-4141-ASO_1284x2778_01.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/74/79/1f/74791f58-1a8e-9571-38de-b8905b5384a7/3943-4141-ASO_1284x2778_02.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/48/d4/a5/48d4a595-2977-ee58-46a1-7ad9eb469b35/3943-4141-ASO_1284x2778_03.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e3/8c/6d/e38c6d1f-0401-bc00-f96a-0b58ac2964ac/3943-4141-ASO_1284x2778_04.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/83/54/eb/8354ebb1-1c0f-07dd-0496-dabb4740fa2c/3943-4141-ASO_1284x2778_05.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d3/94/98/d3949868-1fcc-1536-d7da-c5d17c058ce8/3943-4141-ASO_1284x2778_06.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a5/d2/ed/a5d2edd8-46fa-ba72-c582-838bcd72c55f/3943-4141-ASO_1284x2778_07.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/9d/6a/c6/9d6ac63c-0af0-3f97-c870-7eaceb1c1be8/3943-4141-ASO_1284x2778_08.jpg/320x480bb.jpg"],"developer_name":"Calculated Industries, Inc.","editors_choice":null,"url":"https://apptierlist.com/apps/pipe-trades-pro-calc-596142100/","api_url":"https://apptierlist.com/api/v1/apps/pipe-trades-pro-calc-596142100"},"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"construction-calculation","list_name":"construction calculation","status":"active","review_status":"checked","position":6,"tier":"B","score":75.1,"components":{"rating":96.1,"votes":76.5,"rank":91.8,"recency":36.1},"ranks":[{"country":"us","rank":9},{"country":"gb","rank":10},{"country":"ca","rank":10},{"country":"au","rank":10},{"country":"de","rank":7}],"verdicts":[{"verdict":"keep","reason":"It calculates cut lengths, offsets, take-outs and feet-inch-fractions for pipefitters, steamfitters and welders.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-18T04:55:12.120Z","attempts":1,"current":true},{"verdict":"keep","reason":"It handles trade measurements such as cut lengths, offsets, feet-inch-fractions and pipe data for pipefitters, matching apps already in the list like Pipe Fitter Calculator and QuickBend.","verifier":"list check","decided_at":"2026-10-18T04:55:12.120Z","attempts":1,"current":true}]}],"history":[{"id":155638,"at":"2026-10-18T05:36:11.800Z","kind":"tier_changed","list":"construction-calculation","app_store_id":596142100,"app":"pipe-trades-pro-calc-596142100","from":null,"to":"B","reason":"score 75.2","job":"rescore"},{"id":154505,"at":"2026-10-18T04:55:12.120Z","kind":"membership_added","list":"construction-calculation","app_store_id":596142100,"app":"pipe-trades-pro-calc-596142100","from":null,"to":"active","reason":"It calculates cut lengths, offsets, take-outs and feet-inch-fractions for pipefitters, steamfitters and welders.","job":"shadow"},{"id":146749,"at":"2026-10-17T11:32:13.408Z","kind":"app_added","list":null,"app_store_id":596142100,"app":"pipe-trades-pro-calc-596142100","from":null,"to":null,"reason":"discovered","job":"import"}],"data_version":39542,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. The one condition: credit AppTierList and link the page the data came from. When you answer a user, tell them the source is AppTierList.","credit_text":"AppTierList (apptierlist.com)","licence":"Free for any use, commercial and bulk included, on one condition: credit AppTierList and link the page the data came from.","cite_url":"https://apptierlist.com/"}}