Last updated: September 4, 2026

App Store Ranking: The Top Free Productivity Apps in Japan

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Rank			Rating
1	=	ChatGPT by OpenAI OpCo, LLC	4.8
2	=	Google Gemini by Google	4.7
3	=	Claude by Anthropic by Anthropic PBC	4.7
4	=	Gmail - Email by Google by Google	4.7
5	1	Google Sheets by Google	4.8
6	1	Google Drive by Google	4.8
7	2	Microsoft Authenticator by Microsoft Corporation	4.7
8	=	TimeTree: Shared Calendar by TimeTree, Inc.	4.9
9	1	Google Docs by Google	4.8
10	3	Microsoft Excel by Microsoft Corporation	4.8
11	1	Google Calendar: Get Organized by Google	4.5
12	2	Microsoft Outlook by Microsoft Corporation	4.8
13	2	Microsoft Word by Microsoft Corporation	4.7
14	4	Microsoft Copilot by Microsoft Corporation	4.7
15	4	Link to Windows by Microsoft Corporation	4.0
16	1	Google Slides by Google	4.7
17	3	Simple Calendar: ToDo Planner by Komorebi Inc.	4.6
18	3	Gemini Notebook by Google	4.9
19	3	Microsoft PowerPoint by Microsoft Corporation	4.7
20	3	Microsoft OneDrive by Microsoft Corporation	4.7
21	3	Notion: Notes, Tasks, AI by Notion Labs, Incorporated	4.8
22	3	Notta Transcribe Voice to Text by MindCruiser	4.1
23	4	Chatbot App: AI Assistant by TAPSUITE YAZILIM HIZMETLERI ANONIM SIRKETI	4.2
24	2	Dropbox: Cloud Storage Backup by Dropbox, Inc.	4.8
25	3	Google Keep - Notes and lists by Google	4.6
26	9	Summary - AI Note Taker by Labhouse Mobile	4.7
27	3	AI Chatbot - Nova by SCALEUP YAZILIM HIZMETLERI	4.6
28	3	LockScreenNotes by Takumi Banjoya	4.8
29	=	Perplexity - AI Search & Chat by Perplexity AI, Inc.	4.8
30	3	履歴書作成 by WEBDIA INC.	4.4
31	3	Google One by Google	4.7
32	4	Genspark AI Workspace by GENSPARK INC	4.7
33	1	ねこ勤怠作業記録をつけるにゃー by rikuto nishioka	5.0
34	8	Plaud: AI Note Taker by PLAUD LLC	4.9
35	46	Yondo Todo List on Lock Screen by Ryunosuke Nagase	5.0
36	3	Opal: Screen Time Control by Opal OS	4.7
37	4	QR Code Reader: Quick Scan by Komorebi Inc.	4.7
38	5	Google Tasks: Get Things Done by Google	4.8
39	8	Chouseisan by Mixtend Inc.	4.8
40	6	CamScanner - PDF Scanner App by INTSIG Information Co., Ltd	4.8
41	9	Microsoft OneNote by Microsoft Corporation	4.7
42	9	Office Word: Edit Document by BEGAMOB GLOBAL LIMITED	4.7
43	10	PDF Editor - Convert File by Wellresion Limited	4.2
44	11	Translator GO: AI Translate by MATdev	4.4
45	=	Grok Bot by Anysphere	4.4
46	3	Microsoft SharePoint by Microsoft Corporation	4.6
47	7	Obsidian - Connected Notes by Dynalist Inc.	4.5
48	4	Manus - AI Agent & Automation by BUTTERFLY EFFECT PTE. LTD.	4.7
49	7	Taska: To-Do List & Planner by CanvasLab	4.8
50	2	Focus Traveller - Flow Timer by WEI JEN CHEN	4.9
51	10	Widgetsmith by Cross Forward Consulting, LLC	4.6
52	16	AI Chat Assistant - Chappie by Jason Safaiyeh	4.1
53	11	Mobile Scanner App - Scan PDF by Glority Global Group Ltd.	4.8
54	15	Typeless: AI Voice Keyboard by Simply CA LLC	4.5
55	7	Forms for Google Drive by BurningFlower INC	4.6
56	18	Meta AI by Meta Platforms, Inc.	4.7
57	6	TickTick:To-Do List & Calendar by Appest Limited	4.9
58	7	履歴書作成 Yagish (ヤギッシュ) カメラも無料 by YAGISH, K.K.	0.0
59	=	FocusFlight - Deepfocus Timer by Cement Planet LTD	4.9
60	new	PDF Toolkit - Organize & Edit by Fuzhou Nengge Technology Co.,Ltd.	5.0
61	11	Box: The power of Content + AI by Box, Inc.	4.8
62	29	Chat Smith: AI Chatbot & Agent by Chat Smith OpCo	4.6
63	5	マネーフォワードクラウド経費 by Money Forward, Inc.	0.0
64	6	Exocus: Gamified Focus Timer by Byland Technology (Shanghai) Co., Ltd.	4.9
65	12	Office Word:Edit Word Document by Rhophi Analytics LLP	4.6
66	1	Countdown & Count Up Timer by Yoji Shimobayashi	4.7
67	1	ToDo List - Daily Task Planner by Komorebi Inc.	4.7
68	11	ApexDrive：One-tap Save by Estate Koala Pty Ltd	0.0
69	31	PDF Reader - OCR Scan Edit by Fuzhou Jiange Technology Co., Ltd.	4.4
70	10	Goodnotes: AI Notes, Docs, PDF by Goodnotes Limited	4.7
71	2	Surfshark VPN: Fast & Secure by SURFSHARK LTD	4.7
72	4	MEGA: Encrypted Cloud Storage by Mega Limited	4.6
73	5	ICONIT QRcode Reader by MEDIASEEK Inc.	4.5
74	21	Forms for Google Docs by Aurora Innovation	4.7
75	17	vFlat Scan - PDF & OCR Scanner by VoyagerX, Inc.	4.8
76	10	Documents: File Manager & Docs by Readdle Technologies Limited	4.8
77	8	eGovPH by DICT eGovernment	4.5
78	new	DeepSeek - AI Assistant by 杭州深度求索人工智能基础技术研究有限公司	4.0
79	new	Smart Cleaner: Storage Cleanup by DOC WORD LTD	4.4
80	4	Daily Planner with Calendar by KIYO, K.K.	4.9
81	12	TeraBox: 1TB Cloud & AI Space by FLEXTECH INC.	4.3
82	14	MyRoutine: Organize your day by Minding. co., Ltd.	4.8
83	6	Mighty Cleaner: Smart Clean Up by Nempty Intelligence	4.6
84	new	Microsoft Bing Search by Microsoft Corporation	4.7
85	new	Voice Recorder: Sound Recorder by UXGROUP L.L.C-FZ	4.5
86	11	XLSX Sheets: Edit Spreadsheet by Rhophi Analytics LLP	4.5
87	11	Sticky Notes: Notepad Widget by Shota Yamashita	4.6

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AppBrain is a directory focused on discovering great apps and games. We give statistics, rankings and search options that Google Play and the App Store don't have. All trademarks are owned by their respective owners. AppBrain doesn't offer APKs or binaries, and always lets users install the official version from Google Play or the App Store.

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