{"schema_version":"1.0","generated_at":"2026-11-04T06:38:46.149Z","app":{"app_store_id":6742758221,"slug":"trill-ear-training-daily-6742758221","name":"Trill: Ear Training Daily","short_name":"Trill","subtitle":"Train Perfect Pitch","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/ab/70/b3/ab70b3a9-caed-9607-28d8-abf8437003b1/AppIcon-0-0-1x_U007epad-0-1-85-220.png/512x512bb.jpg","icon_tint":"#f23381","store_url":"https://apps.apple.com/us/app/trill-ear-training-daily/id6742758221?uo=4","price":0,"currency":"USD","rating":4.59055,"rating_count":1883,"rating_worldwide":4.548905730236712,"rating_count_worldwide":2239,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Music","version_date":"2026-10-14T05:28:55Z","updated_at":"2026-11-03T01:46:12.952Z","stale":false,"missing_since":null,"one_liner":"Daily ear training app for recognizing tones, chords, and keys, with a free tuner, metronome, and chord visualizers.","verified_maker":false,"maker_site":null,"file_size_bytes":96499712,"minimum_os":"15.0","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/af/7d/f0/af7df0ac-05fc-2aaf-4876-de4d9ed74aae/intro-01.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/dd/ac/b1/ddacb180-d2cb-136b-75b4-aa12c901f3f5/iphone-01.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d5/07/08/d507085e-fc24-fc9f-eb58-77909be0a707/melody.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/cb/fc/3f/cbfc3fe1-8b88-ea31-0ee2-7659deec9c7b/iphone-03.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/4f/a7/44/4fa74449-fb20-0b66-92d2-a342b67b8d30/iphone-04.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a3/aa/16/a3aa16be-320d-93c6-1c98-cc47caa97426/iphone-02.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e2/d4/26/e2d426b2-3dc0-3791-22d4-4d5b6a64e7eb/iphone-06.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a8/9a/5a/a89a5aa0-167e-b054-f53e-9b17ea2142c9/progression.png/320x480bb.jpg"],"developer_name":"gmol6.studio s.r.o.","editors_choice":false,"url":"https://apptierlist.com/apps/trill-ear-training-daily-6742758221/","api_url":"https://apptierlist.com/api/v1/apps/trill-ear-training-daily-6742758221"},"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. Updated daily.","lists":[{"list":"ear-training","list_name":"ear training","status":"active","review_status":"checked","position":5,"tier":"A","score":88.9,"components":{"rating":91,"votes":73.5,"rank":91,"recency":100},"ranks":[{"country":"us","rank":6},{"country":"gb","rank":10},{"country":"ca","rank":9},{"country":"au","rank":8},{"country":"de","rank":17}],"verdicts":[{"verdict":"keep","reason":"Core purpose: daily ear training to recognize tones, chords and keys by ear, described as \"Duolingo for ear training\".","verifier":"claude-sonnet-5-5","decided_at":"2026-10-24T06:01:12.690Z","attempts":1,"current":true},{"verdict":"keep","reason":"The app is built around daily ear training to recognize tones, chords and keys. That is exactly this list's purpose, and it compares directly with Functional Ear Trainer and Perfect Ear.","verifier":"list check","decided_at":"2026-10-24T06:01:12.690Z","attempts":1,"current":true}]}],"history":[{"id":202110,"at":"2026-10-24T07:12:12.959Z","kind":"tier_changed","list":"ear-training","app_store_id":6742758221,"app":"trill-ear-training-daily-6742758221","from":"C","to":"A","reason":"score 66 to 87.1","job":"rescore"},{"id":201910,"at":"2026-10-24T06:12:12.636Z","kind":"tier_changed","list":"ear-training","app_store_id":6742758221,"app":"trill-ear-training-daily-6742758221","from":null,"to":"C","reason":"score 66","job":"rescore"},{"id":201528,"at":"2026-10-24T06:01:12.690Z","kind":"membership_added","list":"ear-training","app_store_id":6742758221,"app":"trill-ear-training-daily-6742758221","from":null,"to":"active","reason":"Core purpose: daily ear training to recognize tones, chords and keys by ear, described as \"Duolingo for ear training\".","job":"shadow"},{"id":200364,"at":"2026-10-24T02:32:13.073Z","kind":"app_added","list":null,"app_store_id":6742758221,"app":"trill-ear-training-daily-6742758221","from":null,"to":null,"reason":"discovered","job":"import"}],"data_version":52636,"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/"}}