{"app_store_id":539356791,"slug":"basic-calculator-539356791","name":"Basic Calculator+","subtitle":"Basic Four Function Calculator","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/44/f4/56/44f456ef-830e-4072-12ed-f390c3a53970/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/basic-calculator/id539356791?uo=4","price":0,"currency":"USD","rating":4.85269,"rating_count":260341,"in_app_purchases":false,"recent_rating":4.35,"recent_review_count":20,"reviews_checked_at":"2026-10-17T11:39:13.405Z","primary_genre":"Utilities","version_date":"2026-10-09T19:13:46Z","updated_at":"2026-10-20T11:35:11.691Z","stale":false,"missing_since":null,"one_liner":"A basic four function calculator with a clear display and large buttons, free to download.","verified_maker":false,"maker_site":null,"file_size_bytes":52066304,"minimum_os":"15.0","content_rating":"4+","language_count":16,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/d2/71/90/d2719047-e44d-4ac3-c95e-40fa53b5f461/pr_source.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/7a/93/b2/7a93b207-3a44-60ae-71b1-17d523018555/pr_source.png/392x696bb.png"],"developer_name":"Christie Clark","editors_choice":false,"url":"https://apptierlist.com/apps/basic-calculator-539356791/","api_url":"https://apptierlist.com/api/v1/apps/basic-calculator-539356791","schema_version":"1.0","generated_at":"2026-10-21T01:12:59.976Z","data_as_of":"2026-10-20T23:23:12.723Z","description":"This simple calculator with a clear display and large buttons makes calculations easy. Portrait and landscape modes both available on iPad. This app uses the basic functions of the calculator to make the simplest, best, free calculator in the app store.","facts":{"developer_id":539356794,"developer_url":"https://www.timosstudios.com/","first_released":"2012-08-02T18:29:12Z","support_url":"https://www.timosstudios.com/support","privacy_url":"https://www.iubenda.com/privacy-policy/905866","website_url":"https://www.timosstudios.com/","app_version":"7.0","release_notes":"• Bigger, easier-to-read numbers: the display is taller and results are larger on iPhone and iPad. The buttons stay the same size.\n• Designed for iPhone Duo, with a layout for every way you hold it, open or folded.\n• Apple Watch: the keypad now fits every watch screen, with bigger keys on newer models.\n• Large numbers with decimals now display exactly as you type them.\n• Stability and performance improvements.","rating_current_version":4.85269,"rating_count_current_version":260341,"star_counts":[1007,741,4682,22726,231121],"genres":["Utilities","Productivity"],"languages":["DA","NL","EN","FI","FR","DE","IT","JA","KO","PL","PT","RU","ZH","ES","SV","ZH"],"content_advisories":null,"device_families":["watch","iphone","ipad","ipod"],"chart":null},"freshness":{"apple_read_at":"2026-10-20T11:35:11.691Z","catalog_read_at":"2026-10-18T21:47:11.598Z","reviews_checked_at":"2026-10-17T11:39:13.405Z","summary_written_at":"2026-10-17T12:27:13.422Z","placed_at":"2026-10-09T03:59:53.925Z","scored_at":"2026-10-20T23:23:12.723Z"},"editorial":{"one_liner":"A basic four function calculator with a clear display and large buttons, free to download.","what_is":"Basic Calculator+ is a simple calculator app in the Utilities genre. It has a clear display, large buttons, and uses the basic functions of a calculator. Portrait and landscape modes are available on iPad.","good_for":["Quick addition, subtraction, multiplication, or division","Everyday arithmetic on an iPhone or iPad","Using a calculator in landscape mode on iPad"],"pricing":"Basic Calculator+ is free, with no in-app purchases on the App Store.","faq":[{"q":"Is Basic Calculator+ free?","a":"Yes."},{"q":"What operations does it support?","a":"The subtitle describes it as a basic four function calculator. The description says it uses the basic functions of a calculator. Additional operations are not stated on the App Store."},{"q":"Does it work in landscape mode?","a":"The listing says portrait and landscape modes are both available on iPad. Landscape support on iPhone is not stated on the App Store."}],"model":"claude-haiku-5-5","created_at":"2026-10-17T12:27:13.422Z"},"memberships":[{"list":"calculation","list_name":"calculation","list_status":"active","list_url":"https://apptierlist.com/best/calculation/","position":8,"tier":"S","score":92.3,"components":{"rating":96.6,"votes":96.4,"rank":76.2,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-09T03:59:53.925Z"}],"main_list":"calculation","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":135097,"at":"2026-10-17T01:03:13.386Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"A","to":"S","reason":"rank shift: #6, score unchanged at 93.1","job":"rescore"},{"id":119084,"at":"2026-10-16T03:55:51.872Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":null,"to":"A","reason":"checked from the list's side: ranked #6","job":"rescore"},{"id":107651,"at":"2026-10-15T15:15:01.036Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"S","to":null,"reason":"under review: not checked from the list's side yet","job":"rescore"},{"id":99253,"at":"2026-10-15T07:43:36.034Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"A","to":"S","reason":"rank shift: #5, score unchanged at 93.3","job":"rescore"},{"id":92289,"at":"2026-10-15T03:19:53.110Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"S","to":"A","reason":"rank shift: #5, score unchanged at 93.3, tier full (a quarter of the list)","job":"rescore"},{"id":71824,"at":"2026-10-13T15:56:57.522Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"A","to":"S","reason":"score 94.6","job":"rescore"},{"id":63001,"at":"2026-10-12T16:06:03.040Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"S","to":"A","reason":"score 94.6","job":"rescore"},{"id":52848,"at":"2026-10-10T15:41:16.643Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"C","to":"S","reason":"score 94.4","job":"rescore"},{"id":44881,"at":"2026-10-09T15:28:33.758Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":"F","to":"C","reason":"score 73.7","job":"rescore"},{"id":37471,"at":"2026-10-09T07:06:03.430Z","kind":"tier_changed","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":null,"to":"F","reason":"score 52.1","job":"rescore"},{"id":27147,"at":"2026-10-09T03:59:53.925Z","kind":"membership_added","list":"calculation","app_store_id":539356791,"app":"basic-calculator-539356791","from":null,"to":"active","reason":"Listing describes a simple calculator with clear display and large buttons for easy everyday calculations using basic functions.","job":"fill"},{"id":21319,"at":"2026-10-09T03:10:04.928Z","kind":"app_added","list":null,"app_store_id":539356791,"app":"basic-calculator-539356791","from":null,"to":null,"reason":"discovered","job":"fill"}],"explain":{"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":"calculation","list_name":"calculation","status":"active","review_status":"checked","position":8,"tier":"S","score":92.3,"components":{"rating":96.6,"votes":96.4,"rank":76.2,"recency":100},"ranks":[{"country":"gb","rank":29},{"country":"ca","rank":12},{"country":"au","rank":13},{"country":"us","rank":9}],"verdicts":[{"verdict":"keep","reason":"It is a basic four-function calculator for everyday arithmetic, exactly what this list covers, and it is comparable to the calculators already in it.","verifier":"list check","decided_at":"2026-10-16T03:43:51.809Z","attempts":1,"current":true},{"verdict":"keep","reason":"Listing describes a simple calculator with clear display and large buttons for easy everyday calculations using basic functions.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-09T03:59:53.925Z","attempts":1,"current":false}]}]},"data_version":39406,"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/apps/basic-calculator-539356791/"}}