Last updated: August 30, 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	=	Google Drive by Google	4.8
6	2	TimeTree: Shared Calendar by TimeTree, Inc.	4.9
7	=	Google Sheets by Google	4.8
8	3	Google Docs by Google	4.8
9	4	Google Calendar: Get Organized by Google	4.5
10	1	Microsoft Authenticator by Microsoft Corporation	4.7
11	1	Microsoft Excel by Microsoft Corporation	4.8
12	7	Link to Windows by Microsoft Corporation	4.0
13	2	Microsoft Word by Microsoft Corporation	4.7
14	2	Microsoft Copilot by Microsoft Corporation	4.7
15	1	Microsoft Outlook by Microsoft Corporation	4.8
16	4	Simple Calendar: ToDo Planner by Komorebi Inc.	4.6
17	1	Google Slides by Google	4.7
18	10	PDF Craft: Local Desk by Fuzhou Zhiyue Interactive Technology Co.,Ltd	5.0
19	2	Microsoft OneDrive by Microsoft Corporation	4.7
20	3	ねこ勤怠作業記録をつけるにゃー by rikuto nishioka	0.0
21	4	Notion: Notes, Tasks, AI by Notion Labs, Incorporated	4.8
22	61	AI Chatbot - Nova by SCALEUP YAZILIM HIZMETLERI	4.6
23	1	Gemini Notebook by Google	4.9
24	1	Microsoft PowerPoint by Microsoft Corporation	4.7
25	4	Perplexity - AI Search & Chat by Perplexity AI, Inc.	4.8
26	1	Dropbox: Cloud Storage Backup by Dropbox, Inc.	4.8
27	1	Notta Transcribe Voice to Text by MindCruiser	4.1
28	2	PDF Reader - OCR Scan Edit by Fuzhou Jiange Technology Co., Ltd.	4.4
29	2	Google Keep - Notes and lists by Google	4.6
30	4	Google One by Google	4.7
31	2	Chatbot App: AI Assistant by TAPSUITE YAZILIM HIZMETLERI ANONIM SIRKETI	4.2
32	=	LockScreenNotes by Takumi Banjoya	4.8
33	11	PDF Editor - Convert File by Wellresion Limited	4.2
34	6	QR Code Reader: Quick Scan by Komorebi Inc.	4.7
35	3	Summary - AI Note Taker by Labhouse Mobile	4.7
36	1	Genspark AI Workspace by GENSPARK INC	4.7
37	4	Opal: Screen Time Control by Opal OS	4.7
38	11	Widgetsmith by Cross Forward Consulting, LLC	4.6
39	3	FocusFlight - Deepfocus Timer by Cement Planet LTD	4.9
40	2	Grok Bot by Anysphere	4.4
41	14	Meta AI by Meta Platforms, Inc.	4.7
42	5	履歴書作成 by WEBDIA INC.	4.4
43	3	Taska: To-Do List & Planner by CanvasLab	4.8
44	22	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
45	7	Google Tasks: Get Things Done by Google	4.8
46	5	Plaud: AI Note Taker by PLAUD LLC	4.9
47	9	Focus Traveller - Flow Timer by WEI JEN CHEN	4.9
48	6	ApexDrive：One-tap Save by Estate Koala Pty Ltd	0.0
49	11	Obsidian - Connected Notes by Dynalist Inc.	4.5
50	3	Chouseisan by Mixtend Inc.	4.8
51	8	Typeless: AI Voice Keyboard by Simply CA LLC	4.5
52	6	OAZUKE by Raizo Kawaguchi	0.0
53	3	CamScanner - PDF Scanner App by INTSIG Information Co., Ltd	4.8
54	7	Translator GO: AI Translate by MATdev	4.4
55	8	Office Word: Edit Document by BEGAMOB GLOBAL LIMITED	4.7
56	9	Microsoft Bing Search by Microsoft Corporation	4.7
57	10	Manus - AI Agent & Automation by BUTTERFLY EFFECT PTE. LTD.	4.7
58	7	MEGA: Encrypted Cloud Storage by Mega Limited	4.6
59	11	Mobile Scanner App - Scan PDF by Glority Global Group Ltd.	4.8
60	15	Surfshark VPN: Fast & Secure by SURFSHARK LTD	4.7
61	new	Color Widgets: Photo Themes by BarCode Scanner	4.4
62	14	Exocus: Gamified Focus Timer by Byland Technology (Shanghai) Co., Ltd.	4.9
63	5	DetoxLock: Extreme App Blocker by OnOff Labs	4.7
64	28	AI Chat Assistant - Chappie by Jason Safaiyeh	4.1
65	29	Kimi - Kimi K3 is Live by Moonshot AI	4.8
66	3	TickTick:To-Do List & Calendar by Appest Limited	4.9
67	13	Goodnotes: AI Notes, Docs, PDF by Goodnotes Limited	4.7
68	11	Microsoft OneNote by Microsoft Corporation	4.7
69	7	Yondo Todo List on Lock Screen by Ryunosuke Nagase	5.0
70	4	Countdown & Count Up Timer by Yoji Shimobayashi	4.7
71	1	Forms for Google Drive by BurningFlower INC	4.6
72	7	eGovPH by DICT eGovernment	4.6
73	5	ToDo List - Daily Task Planner by Komorebi Inc.	4.7
74	22	Mighty Cleaner: Smart Clean Up by Nempty Intelligence	4.6
75	18	Documents: File Manager & Docs by Readdle Technologies Limited	4.8
76	9	Office Word:Edit Word Document by Rhophi Analytics LLP	4.6
77	4	TeraBox: 1TB Cloud & AI Space by FLEXTECH INC.	4.3
78	new	Chat Smith: AI Chatbot & Agent by Chat Smith OpCo	4.6
79	5	ICONIT QRcode Reader by MEDIASEEK Inc.	4.5
80	6	VPN - Super Unlimited Proxy by Mobile Jump Pte Ltd	4.6
81	10	履歴書作成 Yagish (ヤギッシュ) カメラも無料 by YAGISH, K.K.	0.0
82	8	Daily Planner with Calendar by KIYO, K.K.	4.9
83	15	Recco: AI Meeting Note Taker by Next Pixel Limited	4.6
84	new	MyRoutine: Organize your day by Minding. co., Ltd.	4.8
85	12	Forms for Google Docs by Aurora Innovation	4.7
86	13	XLSX Sheets: Edit Spreadsheet by Rhophi Analytics LLP	4.5
87	new	Voice Recorder: Sound Recorder by UXGROUP L.L.C-FZ	4.5
88	43	Trace - AI Calendar, Planner by Corca, Inc.	4.4
89	6	Smart Cleaner: Storage Cleanup by DOC WORD LTD	4.4

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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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