{"app_store_id":1539227870,"slug":"dog-whistler-dog-whistle-1539227870","name":"Dog Whistler - Dog whistle","short_name":"Dog Whistler - Dog whistle","subtitle":"","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple114/v4/59/0f/6c/590f6ce1-3bf9-4841-9955-6cdc2d77d315/AppIcon-0-0-1x_U007emarketing-0-0-0-7-0-0-sRGB-0-0-0-GLES2_U002c0-512MB-85-220-0-0.png/512x512bb.jpg","icon_tint":"#eba34b","store_url":"https://apps.apple.com/us/app/dog-whistler-dog-whistle/id1539227870?uo=4","price":0,"currency":"USD","rating":3.4,"rating_count":5,"rating_worldwide":3.333,"rating_count_worldwide":6,"in_app_purchases":false,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Utilities","version_date":"2020-11-09T03:40:33Z","updated_at":"2026-11-12T10:42:12.536Z","stale":false,"missing_since":null,"one_liner":"Emits high frequency sounds from 11,200 Hz to 22,000 Hz, which the listing says can be used to train dogs.","verified_maker":false,"maker_site":null,"file_size_bytes":36226048,"minimum_os":"10.0","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource114/v4/e3/1d/31/e31d31c0-78dd-7c10-17c6-2667ec96caf0/b542f584-9418-49c5-9563-f8cc8c205612_ios-8s-01.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource124/v4/d4/7c/19/d47c19e2-5b20-227e-b02b-fa2c2bdc14e9/a99023ef-e898-4524-b68e-5c5cdf3ba4e0_ios-8s-02.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource114/v4/c6/b6/24/c6b624f5-a631-b314-7720-d94efac2a012/c55bb2b9-1d67-4862-9d94-c100e93a2f7e_ios-8s-03.png/392x696bb.png"],"developer_name":"Tenton SH.P.K.","editors_choice":false,"url":"https://apptierlist.com/apps/dog-whistler-dog-whistle-1539227870/","api_url":"https://apptierlist.com/api/v1/apps/dog-whistler-dog-whistle-1539227870","schema_version":"1.0","generated_at":"2026-11-14T09:57:36.003Z","data_as_of":"2026-11-13T20:45:13.181Z","description":"Dog Whistler emit sounds in the high frequency range. Humans can only hear up to 20 kHz, but dogs have much better hearing.\n\nDog Whistler app can emit high frequency sounds anywhere in the range from 11,200 Hz to 22,000 Hz.\n\nDog Whistle can be used to train your dog, stop your dog from barking, and teach your dog tricks.","facts":{"developer_id":1193242210,"developer_url":"https://tenton.co/","first_released":"2020-11-08T08:00:00Z","support_url":"https://tenton.co/","privacy_url":"https://www.docdroid.net/JwYwEdk/privacy-policy-pdf","website_url":"https://tenton.co/","app_version":"1.0","release_notes":null,"rating_current_version":3.4,"rating_count_current_version":5,"star_counts":[1,0,2,0,2],"genres":["Utilities","Entertainment"],"languages":["EN"],"content_advisories":null,"device_families":["iphone","ipod"],"made_for_iphone_duo":false,"chart":null},"freshness":{"apple_read_at":"2026-11-12T10:42:12.536Z","catalog_read_at":"2026-11-13T18:26:12.795Z","reviews_checked_at":null,"summary_written_at":"2026-11-12T13:54:12.793Z","placed_at":"2026-11-12T11:17:12.841Z","scored_at":"2026-11-13T20:45:13.181Z"},"editorial":{"one_liner":"Emits high frequency sounds from 11,200 Hz to 22,000 Hz, which the listing says can be used to train dogs.","what_is":"Dog Whistler is a Utilities app that emits sounds in the high frequency range, from 11,200 Hz to 22,000 Hz. Humans can hear only up to 20 kHz, while dogs have much better hearing. The description says the app can be used to train a dog, stop barking, and teach tricks.","good_for":["Training a dog with a sound cue","Stopping a dog from barking","Teaching a dog tricks"],"pricing":"Dog Whistler - Dog whistle is free, with no in-app purchases on the App Store.","faq":[{"q":"Does the app cost anything?","a":"It is free to download."},{"q":"What frequency range does it cover?","a":"The description says it can emit sounds anywhere from 11,200 Hz to 22,000 Hz. It also notes that humans can only hear up to 20 kHz."},{"q":"What is it used for?","a":"The description says it can be used to train your dog, stop your dog from barking, and teach your dog tricks. The listing does not describe other features."}],"model":"claude-haiku-5-5","created_at":"2026-11-12T13:54:12.793Z"},"memberships":[{"list":"whistle-sounds","list_name":"whistle sounds","list_status":"active","list_url":"https://apptierlist.com/best/whistle-sounds/","position":12,"tier":"F","score":38.9,"components":{"rating":47.6,"votes":47,"rank":61,"recency":0},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-11-12T11:17:12.841Z"},{"list":"pet-communication","list_name":"pet communication","list_status":"active","list_url":"https://apptierlist.com/best/pet-communication/","position":27,"tier":"F","score":23.6,"components":{"rating":47.6,"votes":47,"rank":0,"recency":0},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-11-12T11:17:12.841Z"}],"main_list":"whistle-sounds","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":292154,"at":"2026-11-12T11:17:12.841Z","kind":"tier_changed","list":"whistle-sounds","app_store_id":1539227870,"app":"dog-whistler-dog-whistle-1539227870","from":null,"to":"F","reason":"score 38.9","job":"rescore"},{"id":292153,"at":"2026-11-12T11:17:12.841Z","kind":"tier_changed","list":"pet-communication","app_store_id":1539227870,"app":"dog-whistler-dog-whistle-1539227870","from":null,"to":"F","reason":"score 23.6","job":"rescore"},{"id":292126,"at":"2026-11-12T11:17:12.841Z","kind":"membership_added","list":"whistle-sounds","app_store_id":1539227870,"app":"dog-whistler-dog-whistle-1539227870","from":null,"to":"active","reason":"The app is a dog whistle that plays high-frequency whistle tones on the phone, including to call a dog.","job":"shadow"},{"id":292125,"at":"2026-11-12T11:17:12.841Z","kind":"membership_added","list":"pet-communication","app_store_id":1539227870,"app":"dog-whistler-dog-whistle-1539227870","from":null,"to":"active","reason":"It emits 11,200-22,000 Hz sounds dogs can hear, used to get a dog's attention and stop barking.","job":"shadow"},{"id":292071,"at":"2026-11-12T10:42:12.536Z","kind":"app_added","list":null,"app_store_id":1539227870,"app":"dog-whistler-dog-whistle-1539227870","from":null,"to":null,"reason":"discovered","job":"listTurn"}],"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. Updated daily.","lists":[{"list":"whistle-sounds","list_name":"whistle sounds","status":"active","review_status":"checked","position":12,"tier":"F","score":38.9,"components":{"rating":47.6,"votes":47,"rank":61,"recency":0},"ranks":[{"country":"gb","rank":36},{"country":"ca","rank":155},{"country":"au","rank":6},{"country":"de","rank":30}],"verdicts":[{"verdict":"keep","reason":"The app is a dog whistle that plays high-frequency whistle tones on the phone, including to call a dog.","verifier":"claude-sonnet-5-5","decided_at":"2026-11-12T11:17:12.841Z","attempts":1,"current":true},{"verdict":"keep","reason":"Its main purpose is playing whistle sounds to call or train a dog, and it is a direct alternative to iTrainer Dog Whistle.","verifier":"list check","decided_at":"2026-11-12T11:17:12.841Z","attempts":1,"current":true}]},{"list":"pet-communication","list_name":"pet communication","status":"active","review_status":"checked","position":27,"tier":"F","score":23.6,"components":{"rating":47.6,"votes":47,"rank":0,"recency":0},"ranks":[],"verdicts":[{"verdict":"keep","reason":"It emits 11,200-22,000 Hz sounds dogs can hear, used to get a dog's attention and stop barking.","verifier":"claude-sonnet-5-5","decided_at":"2026-11-12T11:17:12.841Z","attempts":1,"current":true},{"verdict":"keep","reason":"A dog whistle emits sounds a dog responds to, which is a way of communicating with the pet through sound. 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