{"app_store_id":1139120257,"slug":"unit-converter-pro-units-app-1139120257","name":"Unit Converter - Pro Units App","short_name":"Unit Converter - Pro Units App","subtitle":"Convert Any Unit","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/65/3a/08/653a086b-d595-287c-d573-7efaaf93f6c6/Unit_Converter-0-0-1x_U007emarketing-0-8-0-85-220.jpeg/512x512bb.jpg","icon_tint":"#115597","store_url":"https://apps.apple.com/us/app/unit-converter-pro-units-app/id1139120257?uo=4","price":0,"currency":"USD","rating":4.64953,"rating_count":16124,"rating_worldwide":4.606441429559338,"rating_count_worldwide":26029,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":"2026-10-26T11:06:12.843Z","primary_genre":"Reference","version_date":"2026-10-27T14:35:51Z","updated_at":"2026-11-03T21:24:12.869Z","stale":false,"missing_since":null,"one_liner":"Unit converter with 16 categories, custom unit lists per category, and live exchange rates for 148 world currencies.","verified_maker":false,"maker_site":null,"file_size_bytes":10949632,"minimum_os":"17.6","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/1e/0a/f6/1e0af6cd-3bed-06db-e45c-eb3d501addb3/673a71bb-7471-44e0-a8e0-c6dbcd653891_ss1.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/31/53/b9/3153b9f6-c00a-4255-b76c-0c303585095e/165cd0b0-a7e6-4f1c-9b87-98221e7c292f_ss2.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/16/05/ca/1605ca70-c9f6-e754-fe81-c5a15188b78d/mzl.swftcglr.jpg/392x696bb.jpg"],"developer_name":"Tue Nguyen Minh","editors_choice":false,"url":"https://apptierlist.com/apps/unit-converter-pro-units-app-1139120257/","api_url":"https://apptierlist.com/api/v1/apps/unit-converter-pro-units-app-1139120257","schema_version":"1.0","generated_at":"2026-11-04T11:02:20.463Z","data_as_of":"2026-11-04T09:25:13.014Z","description":"Explore our elegant and powerful unit converter with 16 categories, covering almost every unit you can think of. It's user-friendly and allows you to create custom unit lists for each category.\n\nNow featuring LIVE exchange rate updates for 148 world currencies!\n\nCategories include:\n\nAngle\nArea\nCooking\nCurrency\nData\nLength\nMileage\nPower\nPressure\nSpeed\nTemperature\nTime\nVolume\nWeight\nMen's shoe size\nWomen's shoe size\n\nNote that only four categories are unlocked by default. To access all 16, simply purchase the \"Pro Features\" In-App. Stay connected for up-to-date currency exchange rates; an internet connection is required. \n\nElevate your conversion experience with our versatile unit converter.","facts":{"developer_id":434811167,"developer_url":null,"first_released":"2016-09-02T14:37:03Z","support_url":"http://phoenixmobileonline.com/","privacy_url":"http://phoenixmobileonline.com/privacy/unit_converter_pp.html","website_url":null,"app_version":"2.1.4","release_notes":"Minor bug fixes","rating_current_version":4.64953,"rating_count_current_version":16124,"star_counts":[534,198,533,1850,13006],"genres":["Reference","Travel"],"languages":["EN"],"content_advisories":null,"device_families":["iphone","ipad"],"made_for_iphone_duo":false,"chart":null},"freshness":{"apple_read_at":"2026-11-03T21:24:12.869Z","catalog_read_at":"2026-10-23T15:56:22.643Z","reviews_checked_at":"2026-10-26T11:06:12.843Z","summary_written_at":"2026-10-15T16:43:00.407Z","placed_at":"2026-10-14T19:38:33.758Z","scored_at":"2026-11-04T09:25:13.014Z"},"editorial":{"one_liner":"Unit converter with 16 categories, custom unit lists per category, and live exchange rates for 148 world currencies.","what_is":"The app converts units across 16 categories, including length, weight, temperature, cooking, time, and shoe sizes. Users can create custom unit lists for each category. Live exchange rate updates for 148 world currencies are included, and these require an internet connection.","good_for":["Converting units such as length, weight, temperature, or volume","Checking live exchange rates for 148 world currencies","Keeping custom unit lists for categories used often"],"pricing":"Unit Converter - Pro Units App is free to download, with in-app purchases on the App Store.","faq":[{"q":"Does the app need an internet connection?","a":"Currency exchange rate updates require an internet connection. The listing does not say whether the other categories need one."},{"q":"Which categories are available without purchase?","a":"Only four categories are unlocked by default. The Pro Features in-app purchase unlocks all 16 categories."},{"q":"Can I customize the unit lists?","a":"Yes. The app allows you to create custom unit lists for each category."}],"model":"claude-haiku-5-5","created_at":"2026-10-15T16:43:00.407Z"},"memberships":[{"list":"unit-conversion","list_name":"unit conversion","list_status":"active","list_url":"https://apptierlist.com/best/unit-conversion/","position":6,"tier":"S","score":92.7,"components":{"rating":92.1,"votes":84.2,"rank":94.4,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-14T19:38:33.758Z"}],"main_list":"unit-conversion","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":198005,"at":"2026-10-23T15:24:13.139Z","kind":"tier_changed","list":"unit-conversion","app_store_id":1139120257,"app":"unit-converter-pro-units-app-1139120257","from":"A","to":"S","reason":"score 89.1 to 91.4","job":"rescore"},{"id":197397,"at":"2026-10-23T10:11:12.742Z","kind":"tier_changed","list":"unit-conversion","app_store_id":1139120257,"app":"unit-converter-pro-units-app-1139120257","from":null,"to":"A","reason":"score 68.9 to 89.1","job":"rescore"},{"id":87585,"at":"2026-10-14T19:38:33.758Z","kind":"membership_added","list":"unit-conversion","app_store_id":1139120257,"app":"unit-converter-pro-units-app-1139120257","from":null,"to":"active","reason":"The app is a unit converter with 16 categories (length, weight, volume, temperature, etc.) and custom unit lists.","job":"shadow"},{"id":81321,"at":"2026-10-14T14:28:19.871Z","kind":"app_added","list":null,"app_store_id":1139120257,"app":"unit-converter-pro-units-app-1139120257","from":null,"to":null,"reason":"discovered","job":"import"}],"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 an average of the components an app has (four public App Store signals, plus Apple's Editors' Choice badge as 100 where shown, plus ownership as 100 where the maker has verified it with our badge: it shows in components as ownership_verified); nothing is purchasable. Apps whose maker has verified ownership get a small score component, because an active maker is a sign the app is kept up to date. It never decides a tier on its own. 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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/unit-converter-pro-units-app-1139120257/"}}