Top Productivity iPhone Apps Ranking in Japan

See the full list of Japan iPhone Productivity apps for January 27, and read the full analysis below

Last updated : January 27, 2026

Store Rank		App and Publisher	Category	Store Rank	Change
1	1	ChatGPTOpenAI OpCo, LLC	Productivity	1	=
2	2	Google GeminiGoogle LLC	Productivity	2	=
3	3	Gmail - Email by GoogleGoogle LLC	Productivity	3	=
4	4	GrokX.AI Corporation	Productivity	4	=
5	5	Google DriveGoogle LLC	Productivity	5	1
6	6	TimeTree: Shared CalendarTimeTree, Inc.	Productivity	6	1
7	7	Google SheetsGoogle LLC	Productivity	7	1
8	8	Yahoo!メールYahoo Japan Corporation	Productivity	8	1
9	9	Google DocsGoogle LLC	Productivity	9	2
10	10	Google NotebookLMGoogle LLC	Productivity	10	=
11	11	Link to WindowsMicrosoft Corporation	Productivity	11	2
12	12	Google Calendar: Get OrganizedGoogle LLC	Productivity	12	1
13	13	Microsoft ExcelMicrosoft Corporation	Productivity	13	3
14	14	Claude by AnthropicAnthropic PBC	Productivity	14	4
15	15	Microsoft AuthenticatorMicrosoft Corporation	Productivity	15	14
16	16	Microsoft CopilotMicrosoft Corporation	Productivity	16	2
17	17	Microsoft WordMicrosoft Corporation	Productivity	17	2
19	18	Microsoft OneDriveMicrosoft Corporation	Productivity	19	4
20	19	Microsoft OutlookMicrosoft Corporation	Productivity	20	3
21	20	Google Keep - Notes and listsGoogle LLC	Productivity	21	4
22	21	Simple Calendar: ToDo PlannerKomorebi Inc.	Productivity	22	2
23	22	Notion: Notes, Tasks, AINotion Labs, Incorporated	Productivity	23	2
24	23	Microsoft PowerPointMicrosoft Corporation	Productivity	24	4
25	24	Genspark AI Workspacegenspark inc	Productivity	25	3
26	25	Google SlidesGoogle LLC	Productivity	26	2
27	26	Notta Transcribe Voice to TextMind Cruiser Limited	Productivity	27	1
28	27	シフトボード：バイトの給料計算とシフト管理Recruit Co.,Ltd.	Productivity	28	3
29	28	Dropbox: Cloud Storage BackupDropbox, Inc.	Productivity	29	1
30	29	Google Tasks: Get Things DoneGoogle LLC	Productivity	30	2
31	30	Perplexity - AI Search & ChatPerplexity AI Inc.	Productivity	31	4
32	31	Microsoft 365 CopilotMicrosoft Corporation	Productivity	32	6
33	32	Chat Smith: AI Chatbot & AgentVulcan Labs Company Limited	Productivity	33	=
34	33	Google OneGoogle LLC	Productivity	34	3
35	34	Cineasty泽兰杜	Productivity	35	=
36	35	Translator GO: AI TranslateINISATRE, S.L.	Productivity	36	2
37	36	Minimal Tabbed ToDo ListApp Palette LLC	Productivity	37	1
38	37	Manus AIBUTTERFLY EFFECT PTE. LTD.	Productivity	38	1
39	38	履歴書作成WEBDIA INC.	Productivity	39	6
40	39	netprint‐コンビ二で印刷FUJIFILM Business Innovation Corp.	Productivity	40	=
41	40	ChatOn AI - Chat Bot AssistantAIBY Incorporated	Productivity	41	2
42	41	Daily Task Planner MyDailyTimeApp Palette LLC	Productivity	42	-
43	42	Lifebear カレンダーと手帳で予定表スケジュール管理Lifebear inc.	Productivity	43	1
44	43	CamScanner - PDF Scanner AppINTSIG Information Co., Ltd	Productivity	44	7
45	44	PDF Reader - OCR Scan EditFuzhou Jiange Technology Co.,Ltd.	Productivity	45	2
46	45	Plaud: AI Note TakerPLAUD LLC	Productivity	46	16
47	46	Mighty Cleaner: Smart Clean UpTianjin New Ideas Technology Co., Ltd.	Productivity	47	6
48	47	Focus Traveller - Flow TimerWEI JEN CHEN	Productivity	48	6
49	48	Office Word:Edit Word DocumentRhophi Analytics LLP	Productivity	49	4
50	49	履歴書・職務経歴書作成 YagishYAGISH, K.K.	Productivity	50	13
51	50	WidgetsmithCross Forward Consulting, LLC	Productivity	51	8

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Top iOS Productivity Apps in Japan: Ranking Analysis for January 27

ChatGPT is the top iOS Productivity app in Japan for January 27, since it's ranking did not change by 0 positions since last month. ChatGPT is ranked in the Productivity apps category, and was developed by OpenAI OpCo, LLC.

Google Gemini rank has did not change to 2nd position in Japan for January 27, which is a change of 0 positions in ranking since last month. Google Gemini is published by Google LLC and ranked under the Free Productivity apps category in iOS in Japan

Gmail - Email by Google is last of the top 3 Free Productivity apps in Apple Store ranking in Japan for this month, after it's rank did not change by 0 positions since last month