Top Productivity iPhone Apps Ranking in Japan

See the full list of Japan iPhone Productivity apps for December 31, and read the full analysis below

Last updated : December 31, 2025

Store Rank		App and Publisher	Category	Store Rank	Change
1	1	ChatGPTOpenAI, L.L.C.	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	Yahoo!メールYahoo Japan Corporation	Productivity	5	=
6	6	Link to WindowsMicrosoft Corporation	Productivity	6	=
7	7	Google DriveGoogle LLC	Productivity	7	=
8	8	TimeTree: Shared CalendarTimeTree, Inc.	Productivity	8	=
10	9	Google SheetsGoogle LLC	Productivity	10	1
11	10	Google NotebookLMGoogle LLC	Productivity	11	2
12	11	Google DocsGoogle LLC	Productivity	12	=
13	12	Microsoft CopilotMicrosoft Corporation	Productivity	13	1
14	13	Google Calendar: Get OrganizedGoogle LLC	Productivity	14	3
15	14	Microsoft OneDriveMicrosoft Corporation	Productivity	15	=
16	15	Microsoft ExcelMicrosoft Corporation	Productivity	16	=
17	16	PDF Reader - OCR Scan EditFuzhou Jiange Technology Co.,Ltd.	Productivity	17	=
18	17	Google Keep - Notes and listsGoogle LLC	Productivity	18	=
19	18	Simple Calendar: ToDo PlannerKomorebi Inc.	Productivity	19	=
20	19	シフトボード：バイトの給料計算とシフト管理Recruit Co.,Ltd.	Productivity	20	=
21	20	Notion: Notes, Tasks, AINotion Labs, Incorporated	Productivity	21	=
22	21	Microsoft OutlookMicrosoft Corporation	Productivity	22	=
23	22	Microsoft WordMicrosoft Corporation	Productivity	23	=
24	23	Google OneGoogle LLC	Productivity	24	=
25	24	Translator GO: AI TranslateINISATRE, S.L.	Productivity	25	1
26	25	Claude by AnthropicAnthropic PBC	Productivity	26	1
27	26	Dropbox: Cloud Storage BackupDropbox, Inc.	Productivity	27	2
28	27	Perplexity - AI Search & ChatPerplexity AI Inc.	Productivity	28	=
29	28	Microsoft AuthenticatorMicrosoft Corporation	Productivity	29	4
30	29	Genspark AI Workspacegenspark inc	Productivity	30	=
31	30	Google Tasks: Get Things DoneGoogle LLC	Productivity	31	1
32	31	QR Code Reader: Quick ScanKomorebi Inc.	Productivity	32	1
33	32	Google SlidesGoogle LLC	Productivity	33	=
34	33	Manus AIBUTTERFLY EFFECT PTE. LTD.	Productivity	34	14
35	34	Minimal Tabbed ToDo ListApp Palette LLC	Productivity	35	1
36	35	Notta Transcribe Voice to TextMind Cruiser Limited	Productivity	36	=
37	36	WidgetsmithCross Forward Consulting, LLC	Productivity	37	7
38	37	Microsoft PowerPointMicrosoft Corporation	Productivity	38	4
39	38	ChatOn AI - Chat Bot AssistantAIBY Incorporated	Productivity	39	=
40	39	netprint‐コンビ二で印刷FUJIFILM Business Innovation Corp.	Productivity	40	3
41	40	Lifebear カレンダーと手帳で予定表スケジュール管理Lifebear inc.	Productivity	41	3
42	41	Microsoft 365 CopilotMicrosoft Corporation	Productivity	42	1
43	42	パスワード管理 & 個人情報流出対策：ID プロテクションTrend Micro Incorporated	Productivity	43	3
44	43	Focus Traveller - Flow TimerWEI JEN CHEN	Productivity	44	1
45	44	QRコードリーダー - QRコード読み取りTakashi Wada	Productivity	45	1
46	45	トレンドマイクロ VPNTrend Micro Incorporated	Productivity	46	1
47	46	gogh - Focus with Your AvatarGOGH JAPAN, INC.	Productivity	47	=
48	47	Paper: Sketch, Draw & CreateEvernote Corporation	Productivity	48	32
49	48	Mighty Cleaner: Smart Clean UpTianjin New Ideas Technology Co., Ltd.	Productivity	49	18
50	49	MEGAMega Limited	Productivity	50	=
51	50	Freenotes: AI Notes TakingHangzhou Free Notes Technology Co., Ltd	Productivity	51	7

Start free trial

Top iOS Productivity Apps in Japan: Ranking Analysis for December 31

ChatGPT is the top iOS Productivity app in Japan for December 31, 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, L.L.C..

Google Gemini rank has did not change to 2nd position in Japan for December 31, 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