{"schema_version":"1.0","generated_at":"2026-10-22T07:14:56.571Z","app":{"app_store_id":668500803,"slug":"panecal-scientific-calculator-668500803","name":"Panecal Scientific Calculator","subtitle":"For engineers and students","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/84/89/ce/8489ce5b-82e6-b024-a7fb-c219bc0560a8/AppIcon-0-0-1x_U007emarketing-0-8-0-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/panecal-scientific-calculator/id668500803?uo=4","price":0,"currency":"USD","rating":4.77969,"rating_count":1979,"in_app_purchases":false,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Utilities","version_date":"2026-08-27T22:54:27Z","updated_at":"2026-10-21T18:08:13.146Z","stale":false,"missing_since":null,"one_liner":"Scientific calculator that displays and edits formulas as you type, with formula reuse, variable memory, and multi-base.","verified_maker":false,"maker_site":null,"file_size_bytes":35461120,"minimum_os":"12.0","content_rating":"4+","language_count":11,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/41/02/ee/4102ee92-f6ff-6ade-145d-2fbd30bc290f/pr_source.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/25/cc/fd/25ccfd4d-ab16-17a4-39d6-8d8117368c8f/pr_source.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/70/50/27/70502707-f94e-0936-e313-8c8a791c278f/pr_source.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/89/85/ab/8985ab74-6788-001d-326c-f1c08afda38b/pr_source.png/392x696bb.png"],"developer_name":"Noriyasu Kutsuzawa","editors_choice":false,"url":"https://apptierlist.com/apps/panecal-scientific-calculator-668500803/","api_url":"https://apptierlist.com/api/v1/apps/panecal-scientific-calculator-668500803"},"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":"scientific-calculation","list_name":"scientific calculation","status":"active","review_status":"checked","position":6,"tier":"S","score":91.6,"components":{"rating":95.2,"votes":74.6,"rank":96.4,"recency":100},"ranks":[{"country":"us","rank":4},{"country":"gb","rank":5},{"country":"ca","rank":5},{"country":"au","rank":6},{"country":"de","rank":3}],"verdicts":[{"verdict":"keep","reason":"It is a scientific calculator built for engineers and students, with trigonometric, logarithmic, power/root functions and angle units (DEG/RAD/GRAD).","verifier":"claude-sonnet-5-5","decided_at":"2026-10-20T20:19:13.712Z","attempts":1,"current":true},{"verdict":"keep","reason":"It is a dedicated scientific calculator with trigonometric, logarithmic, power and root functions, base conversion and formula editing.","verifier":"list check","decided_at":"2026-10-20T20:19:13.712Z","attempts":1,"current":true}]}],"history":[{"id":186435,"at":"2026-10-20T20:21:12.867Z","kind":"tier_changed","list":"scientific-calculation","app_store_id":668500803,"app":"panecal-scientific-calculator-668500803","from":null,"to":"S","reason":"score 91.6","job":"rescore"},{"id":186404,"at":"2026-10-20T20:19:13.712Z","kind":"membership_added","list":"scientific-calculation","app_store_id":668500803,"app":"panecal-scientific-calculator-668500803","from":null,"to":"active","reason":"It is a scientific calculator built for engineers and students, with trigonometric, logarithmic, power/root functions and angle units (DEG/RAD/GRAD).","job":"shadow"},{"id":179272,"at":"2026-10-20T00:54:11.538Z","kind":"app_added","list":null,"app_store_id":668500803,"app":"panecal-scientific-calculator-668500803","from":null,"to":null,"reason":"discovered","job":"import"}],"data_version":40665,"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/"}}