{"app_store_id":687934254,"slug":"pro-guitar-tuner-687934254","name":"Pro Guitar Tuner","subtitle":"Used by Professionals Globally","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/72/45/54/7245548f-2823-55b9-cf86-be256ddf963e/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/pro-guitar-tuner/id687934254?uo=4","price":0,"currency":"USD","rating":4.66015,"rating_count":10225,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Music","version_date":"2026-10-17T19:27:09Z","updated_at":"2026-10-20T20:52:12.713Z","stale":false,"missing_since":null,"one_liner":"Chromatic tuner for stringed instruments with real-time audio analysis, over 200 tunings and several display modes.","verified_maker":false,"maker_site":null,"file_size_bytes":47758336,"minimum_os":"15.0","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/fa/c5/2b/fac52b95-a5fc-5995-26ae-cc1fbc800176/d8e357c2-8ea1-45a5-90d8-b3a26df29e99_pro-guitar-apple-app-store-screenshots1242x2208-Screenshot-1.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/ce/9f/c8/ce9fc817-27fd-009a-9816-c0b771d10e1c/85b95a79-d454-4e1b-b07c-2ee3e1bfb33d_pro-guitar-apple-app-store-screenshots1242x2208-Screenshot-2.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/51/1c/29/511c2901-6ada-75e1-b07f-80d1dfb06ed0/0820bb2d-ca76-4b3f-b06a-281c7acdb1f5_pro-guitar-apple-app-store-screenshots1242x2208-Screenshot-3.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/a8/dd/00/a8dd0090-b747-29ae-0212-365789576af9/a60ec8d3-1bfc-4353-a2c5-e2a02aff9a01_pro-guitar-apple-app-store-screenshots1242x2208-Screenshot-4.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/1d/b3/65/1db3659c-cfb8-3e9b-e89e-9088d608d499/6d3126c7-4c22-41a6-bea2-7a3fabd958cc_pro-guitar-apple-app-store-screenshots1242x2208-Screenshot-5.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/bb/d0/2e/bbd02eb1-b97f-1d79-7542-d81616ca8c60/8b8b8bf3-b533-464c-a3a6-a8b96df81f11_pro-guitar-apple-app-store-screenshots1242x2208-Screenshot-6.png/392x696bb.png"],"developer_name":"Pro Guitar Sweden AB","editors_choice":false,"url":"https://apptierlist.com/apps/pro-guitar-tuner-687934254/","api_url":"https://apptierlist.com/api/v1/apps/pro-guitar-tuner-687934254","schema_version":"1.0","generated_at":"2026-10-22T03:36:54.279Z","data_as_of":"2026-10-22T01:56:12.724Z","description":"The guitar tuner app used by professional guitar makers, guitar repair shops and musicians around the world. \n\nThe app listen and analyze the sound in real time from the built-in mic, headset, guitar clip on or from any other external microphone. It is so accurate that it will be your best friend for guitar intonation!\n\nBecause Pro Guitar Tuner is chromatic you can tune most types of stringed instruments. \n\nHigh-quality samples of real instruments are also accessible (i.e. tune by ear if preferred!). A massive library of different tunings for guitar, bass, balalaika, violin, ukulele and more makes it easy to find more qualities and characteristics from your instrument. \n\nThe interface:\nTo make it more intuitive, we give you information about the current pitch in many different ways:\n\n*Cents for the current pitch\n*A red/green light indicating the closest pitch\n*A note wheel corresponding to the chromatic scale\n*A fretboard with the current tuning setting displayed\n\nStandard guitar is set as default but the guitar tuner can be used to tune many different instruments, such as: \n*Guitars - Standard, 4-string, 5-string, 7-string, 8-string\n, 9-string, 10-string, 11-string, 12-string, and 13-string guitar\n*Bass guitars - Standard, 5-string bass and 6-string bass\n*Ukuleles - std (Soprano), Pocket, Concert, Tenor, Baritone, Bass, and Contrabass\n*Banjo - 4-string, 5-string, 6-string\n*Mandolin family - Mandolin (Soprano), Piccolo, Mandola (alto), Octave Mandolin (tenor), Mandocello (Baritone), Mandobass, Irish Bouzouki, Cittern, and Greek Bouzouki\n*Violin family - Violin, Viola, Cello (violoncello), Double bass and 5-string Double bass\n*Balalaika family - Prima, Piccolo, Secunda, Alto, Tenor, Bass and Contrabass\n\nAfter you have selected an instrument you choose a specific tuning. The app provides you with over 200 custom tunings.\n\nThe tuning options are divided into groups to make them easier to find. For guitar, the categories are:\n*General tunings\n*Raised tunings\n*Lowered tunings\n*Dropped tunings\n*Double dropped tunings\n*Major open tunings\n*Minor open tunings (cross-note)\n*Modal tunings\n*Miscellaneous tunings\n\nIf you have certain tunings that you often use, you can save them as favorites. This gives you easy access to them under favorite tunings.\n\nIn the app, you can choose to subscribe to Pro Guitar Tuner Premium. It ́s  a monthly subscription that gives you the following features: \n\n*No Ads\n*All Tunings\n*All Instruments\n*Extra Settings\n\n\nPrivacy Policy: https://www.proguitar.com/about/policies/privacy\nTerms of Service: https://www.proguitar.com/about/policies/terms","facts":{"developer_id":1456606233,"developer_url":"https://www.proguitar.com/tools/guitar-tuner/ios-app","first_released":"2013-08-22T00:14:12Z","support_url":"https://www.proguitar.com/about/contact","privacy_url":"https://www.proguitar.com/about/policies/privacy","website_url":"https://www.proguitar.com/tools/guitar-tuner/ios-app","app_version":"7.0.6","release_notes":"- Big performance boost: the app now runs lighter and is easier on your battery\n- Smoother animations with fewer stutters\n- Further improvements to audio processing\n- Fixed an issue where the tuner didn't start listening again when you returned to it\n\nThanks for tuning with us, your feedback shapes every release, so keep it coming!","rating_current_version":4.66015,"rating_count_current_version":10225,"star_counts":[383,135,306,926,8475],"genres":["Music","Utilities"],"languages":["EN"],"content_advisories":null,"device_families":["iphone","ipad","ipod"],"chart":null},"freshness":{"apple_read_at":"2026-10-20T20:52:12.713Z","catalog_read_at":"2026-10-20T20:52:12.713Z","reviews_checked_at":null,"summary_written_at":"2026-10-17T10:56:13.400Z","placed_at":"2026-10-15T10:35:36.321Z","scored_at":"2026-10-22T01:56:12.724Z"},"editorial":{"one_liner":"Chromatic tuner for stringed instruments with real-time audio analysis, over 200 tunings and several display modes.","what_is":"The app listens to sound in real time through the built-in mic, a headset, a guitar clip-on mic or another external microphone, and shows the closest pitch using cents, a red/green light, a note wheel and a fretboard. It is chromatic and covers guitars, basses, ukuleles, banjos, mandolins, violins, cellos and balalaikas, with over 200 custom tunings grouped by category. High-quality samples of real instruments are also available for tuning by ear.","good_for":["Tuning instruments in a guitar repair shop or workshop","Setting up alternate tunings such as drop or open tunings","Tuning a mandolin, banjo, violin or balalaika"],"pricing":"Pro Guitar Tuner is free to download, with in-app purchases on the App Store.","faq":[{"q":"Is the app free?","a":"The app is free to download. The listing shows in-app purchases, including a monthly subscription to Pro Guitar Tuner Premium that adds No Ads, All Tunings, All Instruments and Extra Settings."},{"q":"Can I tune by ear instead of using the microphone?","a":"Yes. The listing says high-quality samples of real instruments are accessible, so you can tune by ear if you prefer."},{"q":"Which microphones does it work with?","a":"It analyzes sound from the built-in mic, a headset, a guitar clip-on mic or any other external microphone."}],"model":"claude-haiku-5-5","created_at":"2026-10-17T10:56:13.400Z"},"memberships":[{"list":"guitar-tuning","list_name":"guitar tuning","list_status":"active","list_url":"https://apptierlist.com/best/guitar-tuning/","position":5,"tier":"S","score":92.6,"components":{"rating":92.8,"votes":82,"rank":95.8,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-15T10:35:36.321Z"},{"list":"instrument-tuning","list_name":"instrument tuning","list_status":"active","list_url":"https://apptierlist.com/best/instrument-tuning/","position":8,"tier":"A","score":91.6,"components":{"rating":92.8,"votes":82,"rank":91.6,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-15T10:35:36.321Z"}],"main_list":"guitar-tuning","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":163110,"at":"2026-10-18T16:46:11.995Z","kind":"tier_changed","list":"instrument-tuning","app_store_id":687934254,"app":"pro-guitar-tuner-687934254","from":"S","to":"A","reason":"rank shift: #8, score 91.6, tier full (a quarter of the list)","job":"rescore"},{"id":146895,"at":"2026-10-17T12:14:13.437Z","kind":"tier_changed","list":"guitar-tuning","app_store_id":687934254,"app":"pro-guitar-tuner-687934254","from":null,"to":"S","reason":"score 68.7 to 92.9","job":"rescore"},{"id":133302,"at":"2026-10-16T19:37:41.230Z","kind":"tier_changed","list":"instrument-tuning","app_store_id":687934254,"app":"pro-guitar-tuner-687934254","from":"C","to":"S","reason":"score 68.6 to 93","job":"rescore"},{"id":104249,"at":"2026-10-15T10:58:36.040Z","kind":"tier_changed","list":"instrument-tuning","app_store_id":687934254,"app":"pro-guitar-tuner-687934254","from":null,"to":"C","reason":"score 68.6","job":"rescore"},{"id":103397,"at":"2026-10-15T10:35:36.321Z","kind":"membership_added","list":"instrument-tuning","app_store_id":687934254,"app":"pro-guitar-tuner-687934254","from":null,"to":"active","reason":"It is chromatic and tunes many stringed instruments (bass, ukulele, banjo, mandolin, violin, balalaika) using real-time pitch detection.","job":"shadow"},{"id":103396,"at":"2026-10-15T10:35:36.321Z","kind":"membership_added","list":"guitar-tuning","app_store_id":687934254,"app":"pro-guitar-tuner-687934254","from":null,"to":"active","reason":"Marketed as a guitar tuner for makers, repair shops and musicians. 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