Top Reference iPhone Apps Ranking in Japan

See the full list of Japan iPhone Reference apps for March 29, and read the full analysis below

Last updated : March 29, 2026

Store Rank		App and Publisher	Category	Store Rank	Change
1	1	Google TranslateGoogle LLC	Reference	1	=
2	2	Live Translator - AI TranslateDigitalSail (HK) Limited	Reference	2	2
3	3	Naver Papago - AI TranslatorNAVER Corp.	Reference	3	1
4	4	Translate Now - AI TranslatorAIR APPS SYSTEMS, UNIPESSOAL, LDA	Reference	4	1
5	5	DeepL TranslateDeepL SE	Reference	5	=
6	6	トリセツ-取扱説明書管理アプリTRYGLE Co.,Ltd.	Reference	6	1
7	7	TransGull - AI Live TranslatorSay Wow, Inc.	Reference	7	1
8	8	PSA: Card Scanner & GradingCollectors Universe, Inc	Reference	8	1
9	9	Kanji Lookuptelethon k.k.	Reference	9	1
10	10	Sky GuideFifth Star Labs LLC	Reference	10	2
11	11	Picture Bird: Bird identifierNext Vision Limited	Reference	11	2
12	12	AR Translator: Translate PhotoBrainMount Ltd	Reference	12	2
13	13	Kotoba - Voice TranslationKOTOBA TECHNOLOGIES, INC.	Reference	13	2
14	14	Confit - Conference AppATLAS Co.,Ltd.	Reference	14	6
15	15	CoeFont Interpreter TranslatorCoeFont Co., Ltd	Reference	15	=
16	16	AI Translator - Translate AIHEYOS YAZILIM HIZMETLERI TICARET LIMITED SIRKETI	Reference	16	4
17	17	LINNÉ LENS - AI EncyclopediaLinne Corp.	Reference	17	=
18	18	英語辞書・英和辞典・翻訳 - 英辞郎 on the WEBALC PRESS INC.	Reference	18	1
19	19	Mazii: Dict. to learn JapaneseGhi Nguyen	Reference	19	3
20	20	Yahoo!知恵袋Yahoo Japan Corporation	Reference	20	2
21	21	네이버 - NAVERNAVER Corp.	Reference	21	3
22	22	Valking.gg - Valorant TrackerSueleyman Karaman	Reference	22	1
23	23	漢字辞典 - 手書き漢字検索アプリTrips LLC	Reference	23	2
24	24	BibleLife.Church	Reference	24	6
25	25	Translate AI.Mary srl	Reference	25	2
26	26	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 STYLE	Reference	26	3
27	27	Ani Guide for Animal CrossingLung Kin Cheng	Reference	27	1
28	28	常用漢字筆順辞典 - 漢字検索NOWPRODUCTION CO.,LTD	Reference	28	4
29	29	DictionariesMONOKAKIDO Co. Ltd.	Reference	29	3
30	30	Japanese Kanji Lookup PLUSStudySwitch, Inc.	Reference	30	1
31	31	Voice Translator: AI TranslateBP Mobile LLC	Reference	31	1
32	32	Merlin Bird ID by Cornell LabCornell University	Reference	32	6
33	33	Weblio国語辞典 - 辞書や辞典を多数掲載GRAS Group, Inc.	Reference	33	7
34	34	CoinSnap: Coin IdentifierNext Vision Limited	Reference	34	10
35	35	西暦・和暦・年齢・干支早見表Shigeyuki Hamamoto	Reference	35	1
36	36	Weblio英語辞書 - 英和辞典 - 和英辞典を多数掲載GRAS Group, Inc.	Reference	36	1
37	37	DClock - Digital Flip Clock少杰施	Reference	37	9
38	38	Shirabe JishoBlazej Stanek	Reference	38	2
39	39	Hidden Camera Detector &FinderFoshan Fullstack Technology LLC	Reference	39	8
40	40	Oxford Dictionary & ThesaurusMobiSystems, Inc.	Reference	40	5
41	41	百度翻译-英语学习必备Beijing Baidu Netcom Science & Technology Co.,Ltd	Reference	41	1
42	42	マイAI-AIが魚を判定する新しい魚図鑑B.Creation Inc.	Reference	42	27
43	43	HoloDex - TCG Scan & CollectMAVELLI - FZCO	Reference	43	=
44	44	Orisy (オリシー)Tatsuya Harata	Reference	44	11
45	45	Lok l0k: Watch Drama TV,MoviesOlivia Harris	Reference	45	10
46	46	Tarbo PDF CreatorMINER (HK) CO., LIMITED	Reference	46	11
47	47	英和辞典 - 英語辞書アプリStudySwitch, Inc.	Reference	47	7
48	48	MOJisho: Japanese DictionaryKrosea (Guangzhou) Co.,Ltd	Reference	48	3
49	49	XONE: TCG Card Grader ProInvoice Maker, Ltd	Reference	49	61
50	50	Sky Tonight - Stargazing GuideVito Technology Inc.	Reference	50	1

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Top iOS Reference Apps in Japan: Ranking Analysis for March 29

Google Translate is the top iOS Reference app in Japan for March 29, since it's ranking did not change by 0 positions since last month. Google Translate is ranked in the Reference apps category, and was developed by Google LLC.

Live Translator - AI Translate rank has increased to 2nd position in Japan for March 29, which is a change of 2 positions in ranking since last month. Live Translator - AI Translate is published by DigitalSail (HK) Limited and ranked under the Free Reference apps category in iOS in Japan

Naver Papago - AI Translator is last of the top 3 Free Reference apps in Apple Store ranking in Japan for this month, after it's rank decreased by -1 positions since last month