{"app_store_id":1553432239,"slug":"guitar-tuner-1553432239","name":"Guitar Tuner+","subtitle":"App Guitar Tuner & Acoustic","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/3e/62/f8/3e62f84d-044d-8cdb-b610-ece8ea6a2ef7/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/guitar-tuner/id1553432239?uo=4","price":0,"currency":"USD","rating":4.64271,"rating_count":1934,"in_app_purchases":false,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Music","version_date":"2025-04-10T22:16:27Z","updated_at":"2026-10-21T18:38:12.854Z","stale":false,"missing_since":null,"one_liner":"Guitar and ukulele tuner with a chromatic mode, multiple tunings, left handed mode, and manual or automatic tuning.","verified_maker":false,"maker_site":null,"file_size_bytes":176088064,"minimum_os":"15","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/26/e1/0e/26e10e02-7e51-2cba-236d-302b24daf881/dda16128-dc7a-4123-bc3e-842a8f4c42f4_iPhone_8_Plus_-_1.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple112/v4/c0/84/4f/c0844fa7-3b4c-2381-4180-1122ab2bde38/a3d99112-74b3-4f9d-aeb9-799602e4f4f6_iPhone_8_Plus_-_2.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/ae/bf/89/aebf895c-5732-8737-ecdb-56dc0e228876/dd6e82e6-1b72-43ec-8651-8ba0629c65f8_iPhone_8_Plus_-_3.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/d9/1c/64/d91c64c5-a3be-508d-7378-54fdd340bac7/98090959-42dd-40f0-a24d-d884256efc1e_iPhone_8_Plus_-_4.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/48/f1/03/48f1036e-2eac-b47b-0cf9-7ae649e066dc/c136850c-a666-41c2-901d-dda2bc6264aa_iPhone_8_Plus_-_5.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple112/v4/4c/7d/c3/4c7dc345-4d82-4eeb-af13-adce96bdc572/05c4fd04-3f1d-4ad3-8499-2e4da2ac75f5_iPhone_8_Plus_-_6.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple112/v4/87/73/0c/87730c34-7217-23b2-141c-1e5826521911/01606075-8bad-4419-9de9-dfd7d65ac530_iPhone_8_Plus_-_7.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/15/bf/e5/15bfe5d6-c091-f207-37a8-78b8491d4df6/d2cbe11e-c9ca-4f46-995f-d0670c13fc60_iPhone_8_Plus_-_8.jpg/392x696bb.jpg"],"developer_name":"Livintis W.L.L.","editors_choice":false,"url":"https://apptierlist.com/apps/guitar-tuner-1553432239/","api_url":"https://apptierlist.com/api/v1/apps/guitar-tuner-1553432239","schema_version":"1.0","generated_at":"2026-10-22T08:14:45.880Z","data_as_of":"2026-10-22T01:56:12.724Z","description":"The best FREE guitar tuner app with no ads!  Tune acoustic & electric guitars and ukulele! Great for both beginners and pros alike, our app is a must have for any musician. So what are you waiting for? Download our app free app now!\n\nTUNING OPTIONS\n\n• Tune Guitar (acoustic, classical, electric)\n• Tune Ukulele\n• Chromatic Tuner for Professionals\n• Multiple tuning options (Standard, Drop D , Open D, Open G and lots lots more)\n\nADVANCED FEATURES\n\n• Chromatic Tuner\n• Left Handed Mode\n• Custom Calibration\n• 3D guitar designs\n• Manual and automatic tuning modes\n• Hands free tuning feedback\n\n\nGuitar Tuner+ is the best free tuner app for both beginners and professionals. Download Guitar Tuner+ today, it’s the easiest way to tune your guitar or ukulele with your iPhone!","facts":{"developer_id":1300276456,"developer_url":null,"first_released":"2022-04-04T07:00:00Z","support_url":"http://www.livintis.com/contact","privacy_url":"http://www.livintis.com/guitar-tuner-privacy-policy","website_url":null,"app_version":"2.0","release_notes":"- Performance Enhancements\n- Fixed issue with Microphone, now you can tune your guitar properly!","rating_current_version":4.64271,"rating_count_current_version":1934,"star_counts":[78,28,58,179,1591],"genres":["Music","Utilities"],"languages":["EN"],"content_advisories":null,"device_families":["iphone","ipod"],"chart":null},"freshness":{"apple_read_at":"2026-10-21T18:38:12.854Z","catalog_read_at":"2026-10-21T18:38:12.854Z","reviews_checked_at":null,"summary_written_at":"2026-10-21T03:01:21.335Z","placed_at":"2026-10-21T02:49:12.749Z","scored_at":"2026-10-22T01:56:12.724Z"},"editorial":{"one_liner":"Guitar and ukulele tuner with a chromatic mode, multiple tunings, left handed mode, and manual or automatic tuning.","what_is":"Guitar Tuner+ is a free iPhone app for tuning acoustic, classical and electric guitars and ukulele. It lists a chromatic tuner, several tunings such as Standard, Drop D and Open G, and custom calibration. The listing also mentions left handed mode, 3D guitar designs and hands free tuning feedback.","good_for":["Tuning an acoustic, classical or electric guitar","Tuning a ukulele on an iPhone","Using alternate tunings such as Drop D or Open G"],"pricing":"Guitar Tuner+ is free, with no in-app purchases on the App Store.","faq":[{"q":"Does the app show ads?","a":"The description says the app has no ads."},{"q":"Which instruments can it tune?","a":"The description lists acoustic, classical and electric guitars, and ukulele."},{"q":"Does it support left handed players and both tuning modes?","a":"The advanced features list includes Left Handed Mode, along with manual and automatic tuning modes."}],"model":"claude-haiku-5-5","created_at":"2026-10-21T03:01:21.335Z"},"memberships":[{"list":"ukulele-tuning","list_name":"ukulele tuning","list_status":"draft","list_url":null,"position":null,"tier":null,"score":47.5,"components":{"rating":93,"votes":73.6,"rank":0,"recency":23.5},"status":"active","review_status":"checked","list_ranking_status":"under_review","confidence":"provisional","judged_at":"2026-10-21T02:49:12.749Z"},{"list":"guitar-tuning","list_name":"guitar tuning","list_status":"active","list_url":"https://apptierlist.com/best/guitar-tuning/","position":10,"tier":"C","score":66.4,"components":{"rating":93,"votes":73.6,"rank":75.8,"recency":23.4},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-21T02:49:12.749Z"},{"list":"instrument-tuning","list_name":"instrument tuning","list_status":"active","list_url":"https://apptierlist.com/best/instrument-tuning/","position":30,"tier":"F","score":47.5,"components":{"rating":93,"votes":73.6,"rank":0,"recency":23.4},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-21T02:49:12.749Z"}],"main_list":"guitar-tuning","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":188202,"at":"2026-10-21T03:01:21.335Z","kind":"tier_changed","list":"instrument-tuning","app_store_id":1553432239,"app":"guitar-tuner-1553432239","from":null,"to":"F","reason":"score 47.5","job":"rescore"},{"id":188183,"at":"2026-10-21T03:01:21.335Z","kind":"tier_changed","list":"guitar-tuning","app_store_id":1553432239,"app":"guitar-tuner-1553432239","from":null,"to":"C","reason":"score 66.5","job":"rescore"},{"id":188098,"at":"2026-10-21T02:49:12.749Z","kind":"membership_added","list":"ukulele-tuning","app_store_id":1553432239,"app":"guitar-tuner-1553432239","from":null,"to":"active","reason":"The listing says it tunes ukulele and has a dedicated Tune Ukulele option, so it is a real second job.","job":"shadow"},{"id":188097,"at":"2026-10-21T02:49:12.749Z","kind":"membership_added","list":"instrument-tuning","app_store_id":1553432239,"app":"guitar-tuner-1553432239","from":null,"to":"active","reason":"secondary","job":"shadow"},{"id":188096,"at":"2026-10-21T02:49:12.749Z","kind":"membership_added","list":"guitar-tuning","app_store_id":1553432239,"app":"guitar-tuner-1553432239","from":null,"to":"active","reason":"Marketed as the best free guitar tuner for acoustic, classical and electric guitars, with multiple tunings such as Drop D and Open G.","job":"shadow"},{"id":179938,"at":"2026-10-20T01:09:11.527Z","kind":"app_added","list":null,"app_store_id":1553432239,"app":"guitar-tuner-1553432239","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 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":"ukulele-tuning","list_name":"ukulele tuning","status":"active","review_status":"checked","position":null,"tier":null,"score":47.5,"components":{"rating":93,"votes":73.6,"rank":0,"recency":23.5},"ranks":[],"verdicts":[{"verdict":"keep","reason":"The listing says it tunes ukulele and has a dedicated Tune Ukulele option, so it is a real second job.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-21T02:49:12.749Z","attempts":1,"current":true},{"verdict":"keep","reason":"Ukulele tuning is a main advertised mode, not a minor extra. 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