Top Reference iPhone Apps Ranking in Japan

See the full list of Japan iPhone Reference apps for September 15, and read the full analysis below

Last updated : September 15, 2026

Store Rank		App and Publisher	Category	Store Rank	Change
1	1	CoeFont Interpreter TranslatorCoeFont Co., Ltd	Reference	1	=
2	2	Google TranslateGoogle LLC	Reference	2	=
3	3	Naver Papago - AI TranslatorNAVER Corp.	Reference	3	=
4	4	Translate Now - AI TranslatorAIR APPS SYSTEMS, UNIPESSOAL, LDA	Reference	4	=
5	5	スマート辞書 - 国語・漢字・英語をカメラで調べる辞書アプリCOMMAND STYLE	Reference	5	=
6	6	DeepL TranslateDeepL SE	Reference	6	=
7	7	Live Translator - AI TranslateDigitalSail (HK) Limited	Reference	7	1
8	8	Translate AI.Mary srl	Reference	8	1
9	9	Translate AI - Live TranslateHEYOS YAZILIM HIZMETLERI TICARET LIMITED SIRKETI	Reference	9	2
10	10	トリセツ-取扱説明書管理アプリTRYGLE Co.,Ltd.	Reference	10	1
11	11	WikipediaWikimedia Foundation	Reference	11	1
12	12	Translate One: AI TranslatorTung To Dinh	Reference	12	1
13	13	Kotoba—Voice Interpreter・MemosKOTOBA TECHNOLOGIES, INC.	Reference	13	3
14	14	Sky GuideFifth Star Labs LLC	Reference	14	2
15	15	Night SkyiCandi Apps Ltd.	Reference	15	62
16	16	PSA: Card Scanner & GradingCollectors Universe, Inc	Reference	16	1
17	17	AXCI: AI Card Centering GraderHAWKINGS INC.	Reference	17	1
18	18	Kanji Lookuptelethon k.k.	Reference	18	4
19	19	네이버 - NAVERNAVER Corp.	Reference	19	1
20	20	HoloDex - TCG Scan & CollectMAVELLI - FZCO	Reference	20	6
21	21	Confit - Conference AppATLAS Co.,Ltd.	Reference	21	2
22	22	AR Translator: Translate PhotoBrainMount Ltd	Reference	22	1
23	23	英語辞書・英和辞典・翻訳 - 英辞郎 on the WEBALC PRESS INC.	Reference	23	3
24	24	HeritageAI: Ancestry & OriginsJOYLINK NETWORK TECH LIMITED	Reference	24	9
25	25	TransGull - AI Live TranslatorSay Wow, Inc.	Reference	25	1
26	26	TransQuick - Word ToolShaanxi Zhuowei Network Technology Co., Ltd.	Reference	26	7
27	27	Yahoo!知恵袋Yahoo Japan Corporation	Reference	27	=
28	28	FoilSnap: TCG Card ScannerNext Vision Limited	Reference	28	=
29	29	LINNÉ LENS - AI EncyclopediaLinne Corp.	Reference	29	4
30	30	常用漢字筆順辞典 - 漢字検索NOWPRODUCTION CO.,LTD	Reference	30	8
31	31	百度翻译-英语学习必备Beijing Baidu Netcom Science & Technology Co.,Ltd	Reference	31	=
32	32	CoinSnap: Coin IdentifierNext Vision Limited	Reference	32	3
33	33	AI Translator:Voice&Text&PhotoTHREE TIGER NETWORK TECHNOLOGY LIMITED	Reference	33	10
34	34	同時通訳さん -リアルタイム音声翻訳・AI通訳・会議-Atsushi Koyama	Reference	34	7
35	35	漢字辞典 - 手書き漢字検索アプリTrips LLC	Reference	35	=
36	36	Mazii: Japanese DictionaryGhi Nguyen	Reference	36	2
37	37	Shirabe JishoBlazej Stanek	Reference	37	14
38	38	Japanese Kanji Lookup PLUSStudySwitch, Inc.	Reference	38	1
39	39	Sewpal: Sewing Pattern & GuidePIXELCELL PTE. LIMITED	Reference	39	9
40	40	Weblio英語辞書 - 英和辞典 - 和英辞典を多数掲載GRAS Group, Inc.	Reference	40	2
41	41	Live AI Translate NowHong Kong Synastry Trading Limited	Reference	41	2
42	42	BibleLife.Church	Reference	42	6
43	43	CoinIn: Coin Scan IdentifierVortemol Limited	Reference	43	11
44	44	DictionariesMONOKAKIDO Co. Ltd.	Reference	44	3
45	45	Valking.gg - Valorant TrackerSueleyman Karaman	Reference	45	1
46	46	DClock - Digital Flip ClockXiamen ShenZhuo Information Technology Co., Ltd.	Reference	46	3
47	47	Hidden Camera Detector &FinderFoshan Fullstack Technology LLC	Reference	47	10
48	48	Kuli Kuli: Travel TranslatorShanghai Ruoyou Network Technology Co., Ltd.	Reference	48	17
49	49	筆順（ひつじゅん）漢字辞典Flipout LLC	Reference	49	4
50	50	スマート国語辞典StudySwitch, Inc.	Reference	50	4
51	51	MOJisho: Japanese DictionaryKrosea (Guangzhou) Co.,Ltd	Reference	51	19

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Top iOS Reference Apps in Japan: Ranking Analysis for September 15

CoeFont Interpreter Translator is the top iOS Reference app in Japan for September 15, since it's ranking did not change by 0 positions since last month. CoeFont Interpreter Translator is ranked in the Reference apps category, and was developed by CoeFont Co., Ltd.

Google Translate rank has did not change to 2nd position in Japan for September 15, which is a change of 0 positions in ranking since last month. Google Translate is published by Google LLC 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 did not change by 0 positions since last month