{"app_store_id":1514872924,"slug":"stamp-identifier-1514872924","name":"Stamp Identifier","short_name":"Stamp Identifier","subtitle":"Stamp scanning and collecting","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/07/02/f6/0702f68c-217e-a639-55fa-92ae8baeb9ff/AppIconStamp-0-0-1x_U007emarketing-0-7-0-85-220.png/512x512bb.jpg","icon_tint":"#06699c","store_url":"https://apps.apple.com/us/app/stamp-identifier/id1514872924?uo=4","price":0,"currency":"USD","rating":3.84881,"rating_count":377,"rating_worldwide":3.922,"rating_count_worldwide":885,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Education","version_date":"2026-11-06T16:58:28Z","updated_at":"2026-11-14T15:45:13.289Z","stale":false,"missing_since":null,"one_liner":"Identifies stamps from a photo and shows catalog details, with options to save favorites in custom collections.","verified_maker":false,"maker_site":null,"file_size_bytes":59907072,"minimum_os":"13.0","content_rating":"4+","language_count":8,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/9d/32/bd/9d32bdfd-f33a-2ceb-e64b-6a9e6c80b825/1.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/1e/ec/e1/1eece18f-f57b-a36b-44ec-3b39f180a898/2.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/65/1f/35/651f35e8-35d9-b65a-6e5d-94da615936d0/3.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bb/19/ee/bb19eea2-7b0f-76ef-1f8f-78209b395db2/4.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/aa/d0/07/aad0074a-4eeb-ff12-86fb-2de6f4dd17ac/5.png/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/c8/4b/f1/c84bf125-7a44-2933-9404-e32ef7f1906b/6.png/320x480bb.jpg"],"developer_name":"Amir Wald","editors_choice":false,"url":"https://apptierlist.com/apps/stamp-identifier-1514872924/","api_url":"https://apptierlist.com/api/v1/apps/stamp-identifier-1514872924","schema_version":"1.0","generated_at":"2026-11-14T18:25:27.265Z","data_as_of":"2026-11-14T17:10:12.686Z","description":"Are you a stamp collector or just want to know more about a stamp you see? Stamp Identifier uses advanced image recognition technology to find that stamp and provide you more details about it, courtesy of colnect.com, a social network for worldwide collectors which has the world's largest online stamp catalog.\n\nKEY FEATURES: \n+ Automatically detects and crops your stamp\n+ AI Stamp Identification\n+ Advanced image recognition technology to find your stamp\n+ Stamp details from Colnect's extensive worldwide stamp catalog\n+ Save a list of favorite stamps in custom collections for later review\n+ Use camera or gallery\n\nTerms of Use:  https://www.apple.com/legal/internet-services/itunes/dev/stdeula/\nPrivacy Policy: https://colnect.com/en/help/collecting/privacy_policy","facts":{"developer_id":1654387621,"developer_url":"https://colnect.com","first_released":"2020-05-26T07:00:00Z","support_url":"https://colnect.com/help/contact","privacy_url":"https://colnect.com/en/help/collecting/privacy_policy","website_url":"https://colnect.com/","app_version":"2.3.2","release_notes":"Export your favorites to CSV, either per collection or as one combined file. Also improved collection naming and fixed minor bugs.","rating_current_version":3.84881,"rating_count_current_version":377,"star_counts":[79,15,18,37,228],"genres":["Education","Utilities"],"languages":["NL","EN","FR","DE","IT","PT","RU","ES"],"content_advisories":null,"device_families":["iphone","ipad","ipod"],"made_for_iphone_duo":false,"chart":null},"freshness":{"apple_read_at":"2026-11-14T15:45:13.289Z","catalog_read_at":"2026-11-07T17:01:12.664Z","reviews_checked_at":null,"summary_written_at":"2026-11-07T17:08:12.554Z","placed_at":"2026-11-07T17:32:13.011Z","scored_at":"2026-11-14T17:10:12.686Z"},"editorial":{"one_liner":"Identifies stamps from a photo and shows catalog details, with options to save favorites in custom collections.","what_is":"Stamp Identifier is an education app that uses image recognition to find a stamp from your camera or gallery photo and provide details about it. Stamp details come from Colnect's worldwide stamp catalog, and the app can automatically detect and crop the stamp. Favorite stamps can be saved in custom collections for later review.","good_for":["Identifying a stamp seen on a letter or in a gallery photo","Organizing a personal stamp collection into custom lists","Looking up catalog details for stamps from around the world"],"pricing":"Stamp Identifier is free to download, with in-app purchases on the App Store.","faq":[{"q":"What does the app need to identify a stamp?","a":"You can use the camera or a photo from your gallery. The app automatically detects and crops the stamp before identifying it."},{"q":"Where do the stamp details come from?","a":"The listing says stamp details come from Colnect's extensive worldwide stamp catalog, and that Colnect is a social network for worldwide collectors."},{"q":"Does the app cost money?","a":"The app is free to download. The App Store lists in-app purchases, but the listing does not state what they include."}],"model":"claude-haiku-5-5","created_at":"2026-11-07T17:08:12.554Z"},"memberships":[{"list":"stamp-identification","list_name":"stamp identification","list_status":"active","list_url":"https://apptierlist.com/best/stamp-identification/","position":5,"tier":"A","score":83,"components":{"rating":62.8,"votes":69.5,"rank":99.6,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-11-07T17:32:13.011Z"}],"main_list":"stamp-identification","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":289056,"at":"2026-11-11T05:17:13.191Z","kind":"tier_changed","list":"stamp-identification","app_store_id":1514872924,"app":"stamp-identifier-1514872924","from":"D","to":"A","reason":"score 58.1 to 83","job":"rescore"},{"id":277904,"at":"2026-11-07T18:03:13.505Z","kind":"tier_changed","list":"stamp-identification","app_store_id":1514872924,"app":"stamp-identifier-1514872924","from":null,"to":"D","reason":"score 56.8","job":"rescore"},{"id":277805,"at":"2026-11-07T17:32:13.011Z","kind":"membership_added","list":"stamp-identification","app_store_id":1514872924,"app":"stamp-identifier-1514872924","from":null,"to":"active","reason":"Core purpose: AI image recognition identifies a stamp from a photo and returns details from Colnect's worldwide stamp catalog.","job":"shadow"},{"id":277556,"at":"2026-11-07T16:24:12.946Z","kind":"app_added","list":null,"app_store_id":1514872924,"app":"stamp-identifier-1514872924","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":"stamp-identification","list_name":"stamp identification","status":"active","review_status":"checked","position":5,"tier":"A","score":83,"components":{"rating":62.8,"votes":69.5,"rank":99.6,"recency":100},"ranks":[{"country":"us","rank":1},{"country":"gb","rank":1},{"country":"ca","rank":1},{"country":"au","rank":2},{"country":"de","rank":2}],"verdicts":[{"verdict":"keep","reason":"Core purpose: AI image recognition identifies a stamp from a photo and returns details from Colnect's worldwide stamp catalog.","verifier":"claude-sonnet-5-5","decided_at":"2026-11-07T17:32:13.011Z","attempts":1,"current":true},{"verdict":"keep","reason":"Its core purpose is identifying stamps from a camera or gallery photo with AI and showing catalog details from Colnect, the same job as the apps already in the list.","verifier":"list check","decided_at":"2026-11-07T17:32:13.011Z","attempts":1,"current":true}]}]},"data_version":62713,"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/apps/stamp-identifier-1514872924/"}}