{"app_store_id":1602309907,"slug":"charging-engine-4kwallpapers-1602309907","name":"Charging Engine - 4Kwallpapers","subtitle":null,"icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/08/ca/6a/08ca6ae4-5d73-0f3f-b68c-502a7020f8a8/AppIcon-0-1x_U007emarketing-0-6-0-0-85-220-0.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/charging-engine-4kwallpapers/id1602309907?uo=4","price":0,"currency":"USD","rating":4.77114,"rating_count":10566,"in_app_purchases":null,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Utilities","version_date":"2025-02-13T02:13:12Z","updated_at":"2026-10-16T11:00:49.537Z","stale":false,"missing_since":null,"one_liner":"Utilities app by Bluewolf Technology Limited on the App Store.","verified_maker":false,"maker_site":null,"file_size_bytes":117361664,"minimum_os":"12.0","content_rating":"4+","language_count":12,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/11/d1/cd/11d1cd72-3510-b548-278d-15fa239af5fa/d5edf92e-0a6a-495d-8031-71eea76d2dcc__U82f1_U8bed2208_001.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/20/6c/8f/206c8f4a-8ee6-ab2e-15e9-2044c4bb5b41/59f7c719-8f87-4b53-97f0-644f68ecfd4f__U82f1_U8bed2208_002.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6b/6d/8c/6b6d8ccd-91e9-400d-ce57-d21c4ffe7101/fcdd00b7-4b04-4886-9e93-74c8a892788a__U82f1_U8bed2208_003.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9e/bd/1e/9ebd1edd-c356-d71e-1858-aad778abee31/0c742d0c-64c6-48dd-b79f-02e44d632474__U82f1_U8bed2208_004.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/21/d4/52/21d45211-de24-aae0-7987-298213e7cb49/192e29c3-6c75-4812-9550-3ec876c55ac0__U82f1_U8bed2208_005.png/392x696bb.png"],"developer_name":"Bluewolf Technology Limited","editors_choice":null,"url":"https://apptierlist.com/apps/charging-engine-4kwallpapers-1602309907/","api_url":"https://apptierlist.com/api/v1/apps/charging-engine-4kwallpapers-1602309907","schema_version":"1.0","generated_at":"2026-10-21T05:18:13.918Z","data_as_of":"2026-10-21T04:35:13.709Z","description":"Charging Engine provides a variety of cool and futuristic charging animations. When your phone is charging, just plug in the power supply, and an exclusive and exquisite high-definition dynamic screensaver will be displayed instantly. Make your phone full of futuristic, eye-catching and fun!\n\nWe provide dozens of 3D charging wallpapers, dynamic and cool wallpapers, the picture is smooth and delicate, and the frame will never drop. Follow our tutorial to guide you step by step. When you connect the device to the charger, the animation will appear immediately for you to watch.\n\nAdd color to your life with a charging lock!\nWith a top-notch wallpaper app, dazzle with a wide variety of unique wallpaper collections that can help your mobile experience go beyond your imagination.\n\nmain feature:\n- Live wallpapers: No need to waste your time on internet research for wallpaper as you can find them all on this amazing app. anytime, anywhere, including abstract, animals, space, nature, flowers, fantasy and more!\n- Various charging animations: The editor has carefully selected dozens of different styles of live wallpapers for you, making your phone richer and far from boring!\n- Battery Performance Monitor: Visualize your phone device's battery capacity by watts. Check the charging history in the app to get a clear idea of the available time in different situations.\n- Regular updates: from high-tech visualizations to light-hearted scenarios - you'll find what you're looking for! We keep all categories fresh and exciting by adding new content. stay tuned!\n\n[advanced edition]\nUpgrade - weekly subscription: $3.99/ week with 3-day free trial;$3.99/week\nUpgrade - monthly subscription: $19.99/ month with 3-day free trial;$19.99/month\nUpgrade - annual subscription: $69.99/ year,with 3-day free trial; $69.99/ year\nPayment will be collected from your iTunes account after you confirm the purchase. The system will automatically renew the subscription for you, unless the automatic renewal setting is turned off 24 hours before the end of the current subscription period.\nYour account will be charged the next renewal fee within 24 hours before the end of this subscription period and the renewal fee will be confirmed.\nSubscriptions will be controlled by you, and automatic renewal can be turned off in the user's account Settings after purchase.\nWhen you purchase a subscription to this version, you will lose any unused portion of the free trial period.\n\nTerms of service:\nhttps://sites.google.com/view/terms-of-service-of-charging-w/%E9%A6%96%E9%A1%B5\nPrivacy agreement:\nhttps://sites.google.com/view/privacypolicyofcharging/%E9%A6%96%E9%A1%B5\nIf you have any other questions, please contact us through the following email  zhiyinzhihui22@163.com","facts":{"developer_id":1477300424,"developer_url":"https://zhiyinzh.com/app-ads.txt","first_released":"2022-01-20T08:00:00Z","support_url":null,"privacy_url":null,"website_url":null,"app_version":"2.0.2","release_notes":"Fix known bugs","rating_current_version":4.77114,"rating_count_current_version":10566,"star_counts":null,"genres":["Utilities"],"languages":["AR","EN","FR","DE","IT","JA","KO","PT","RU","ZH","ES","ZH"],"content_advisories":null,"device_families":null,"chart":null},"freshness":{"apple_read_at":"2026-10-16T11:00:49.537Z","catalog_read_at":null,"reviews_checked_at":null,"summary_written_at":null,"placed_at":"2026-10-15T10:29:36.038Z","scored_at":"2026-10-21T04:35:13.709Z"},"editorial":null,"memberships":[{"list":"wallpaper-browsing","list_name":"wallpaper browsing","list_status":"active","list_url":"https://apptierlist.com/best/wallpaper-browsing/","position":89,"tier":null,"score":47.8,"components":{"rating":95.4,"votes":80.2,"rank":0,"recency":15.7},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-15T10:29:36.038Z"}],"main_list":"wallpaper-browsing","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":130971,"at":"2026-10-16T16:26:01.111Z","kind":"tier_changed","list":"wallpaper-browsing","app_store_id":1602309907,"app":"charging-engine-4kwallpapers-1602309907","from":"F","to":null,"reason":"rank shift: #41, below the tiered top 40","job":"rescore"},{"id":112857,"at":"2026-10-15T16:02:00.413Z","kind":"tier_changed","list":"wallpaper-browsing","app_store_id":1602309907,"app":"charging-engine-4kwallpapers-1602309907","from":null,"to":"F","reason":"rank shift: #28, score unchanged at 48","job":"rescore"},{"id":102903,"at":"2026-10-15T10:29:36.038Z","kind":"membership_added","list":"wallpaper-browsing","app_store_id":1602309907,"app":"charging-engine-4kwallpapers-1602309907","from":null,"to":"active","reason":"Its main feature is a library of live and 4K wallpapers across many themes (abstract, animals, space, nature) to browse and pick from.","job":"shadow"},{"id":95989,"at":"2026-10-15T06:43:53.122Z","kind":"app_added","list":null,"app_store_id":1602309907,"app":"charging-engine-4kwallpapers-1602309907","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":"wallpaper-browsing","list_name":"wallpaper browsing","status":"active","review_status":"checked","position":89,"tier":null,"score":47.8,"components":{"rating":95.4,"votes":80.2,"rank":0,"recency":15.7},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Its main feature is a library of live and 4K wallpapers across many themes (abstract, animals, space, nature) to browse and pick from.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-15T10:29:36.038Z","attempts":1,"current":true},{"verdict":"keep","reason":"approved from the list's side","verifier":"list check","decided_at":"2026-10-15T10:29:36.038Z","attempts":1,"current":true}]}]},"data_version":39585,"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/charging-engine-4kwallpapers-1602309907/"}}