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Top Reference iPhone Apps Ranking in Japan

See the full list of Japan iPhone Reference apps for April 4, and read the full analysis below

Last updated : April 4, 2026

Last updated : April 4, 2026

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Store RankApp and PublisherCategoryStore RankChange
11Google TranslateGoogle LLCReference1=
22Live Translator - AI TranslateDigitalSail (HK) LimitedReference2=
33Translate Now - AI TranslatorAIR APPS SYSTEMS, UNIPESSOAL, LDAReference3=
44Naver Papago - AI TranslatorNAVER Corp.Reference4=
55DeepL TranslateDeepL SEReference5=
66DictionariesMONOKAKIDO Co. Ltd.Reference6=
77トリセツ-取扱説明書管理アプリTRYGLE Co.,Ltd.Reference7=
88Sky GuideFifth Star Labs LLCReference81
99PSA: Card Scanner & GradingCollectors Universe, IncReference91
1010Kanji Lookuptelethon k.k.Reference10=
1111スマート辞書 - 国語・英語・漢字をカメラで調べる辞書アプリCOMMAND STYLEReference119
1212Kotoba - Voice TranslationKOTOBA TECHNOLOGIES, INC.Reference121
1313AR Translator: Translate PhotoBrainMount LtdReference131
1414Yahoo!知恵袋Yahoo Japan CorporationReference144
1515英語辞書・英和辞典・翻訳 - 英辞郎 on the WEBALC PRESS INC.Reference152
1616CoeFont Interpreter TranslatorCoeFont Co., LtdReference163
1717AI Translator - Translate AIHEYOS YAZILIM HIZMETLERI TICARET LIMITED SIRKETIReference172
1818Mazii: Dict. to learn JapaneseGhi NguyenReference182
1919네이버 - NAVERNAVER Corp.Reference192
2020Picture Bird: Bird identifierNext Vision LimitedReference209
21213秒敬語 - 3秒AIチャット3BYO KEIGO K.KReference212
2222TransGull - AI Live TranslatorSay Wow, Inc.Reference221
2323Sky Tonight - Stargazing GuideVito Technology Inc.Reference231
2424漢字辞典 - 手書き漢字検索アプリTrips LLCReference244
2525LINNÉ LENS - AI EncyclopediaLinne Corp.Reference251
2626InstantTranslator:AI TranslateAPPLABS LIMITEDReference26=
2727常用漢字筆順辞典 - 漢字検索NOWPRODUCTION CO.,LTDReference272
2828Japanese Kanji Lookup PLUSStudySwitch, Inc.Reference281
2929BibleLife.ChurchReference2913
3030Valking.gg - Valorant TrackerSueleyman KaramanReference301
3131Poppy Chapter 5 for MinecraftPush the Button ProductionsReference312
3232Weblio英語辞書 - 英和辞典 - 和英辞典を多数掲載GRAS Group, Inc.Reference32=
3333Ani Guide for Animal CrossingLung Kin ChengReference331
3434JW LibraryWatchtower Bible and Tract Society of New York, Inc.Reference3422
3535DClock - Digital Flip Clock少杰 施Reference356
3636Kuli Kuli - Travel TranslatorShanghai Ruoyou Network Technology Co., Ltd.Reference3646
3737Orisy (オリシー)Tatsuya HarataReference376
3838CoinSnap: Coin IdentifierNext Vision LimitedReference3810
3939Voice Translator: AI TranslateBP Mobile LLCReference392
4040Shirabe JishoBlazej StanekReference40=
4141Hidden Camera Detector &FinderFoshan Fullstack Technology LLCReference416
4242WikipediaWikimedia FoundationReference423
4343西暦・和暦・年齢・干支早見表Shigeyuki HamamotoReference431
4444MOJisho: Japanese DictionaryKrosea (Guangzhou) Co.,LtdReference448
4545Weblio国語辞典 - 辞書や辞典を多数掲載GRAS Group, Inc.Reference456
4646筆順(ひつじゅん)漢字辞典Flipout LLCReference4610
4747Lok l0k: Watch Drama TV,MoviesOlivia HarrisReference4713
4848Tarbo PDF CreatorMINER (HK) CO., LIMITEDReference4818
4949六法Catalystwo LimitedReference493
5050Merlin Bird ID by Cornell LabCornell UniversityReference502