微软、苹果、谷歌：免费在线办公套件、同步存储
微软 OneDrive
微软 Word
文档编辑处理
Collaborate for free with an online version of Microsoft Word. Save documents in OneDrive. Share them with others and work together at the same time.微软 Excel
试算表
Collaborate for free with an online version of Microsoft Excel. Save spreadsheets in OneDrive. Share them with others and work together at the same time.微软 PowerPoint
幻灯片演示
Collaborate for free with an online version of Microsoft PowerPoint. Save presentations in OneDrive. Share them with others and work together at the same time.微软 OneNote
『笔记簿』感笔记软件。功能複杂厚重。移动端支持安卓、iPhone、iPad、Windows Phone。
苹果 iCloud Drive
免费 5GB 云存储。需要持有或是注册 Apple ID ，现在 Apple ID 开放所有人（非苹果硬件设备持有者）皆可以创建新帐户，体验苹果 iWork 与 iCloud 相关服务。
创建 Apple ID:
https://appleid.apple.com/account
Store contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices.苹果 Pages
文档编辑处理
Store contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices.苹果 Numbers
试算表
Store contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices.苹果 Keynote
幻灯片演示
Store contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices.苹果 Notes
『便条簿』感笔记软件。移动端不支持安卓 。
Store contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices.谷歌 Drive
谷歌 Docs
文档编辑处理
Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.谷歌 Sheets
试算表
Create a new spreadsheet and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Sheets to edit Excel files. Free from Google.谷歌 Slides
幻灯片演示
Create a new presentation and edit with others at the same time. Get stuff done with or without an internet connection. Use Slides to edit PowerPoint files. Free from Google.谷歌 Keep
『报事贴』感笔记软件，功能轻盈快速简单。移动端不支持 iPhone 与 iPad 。
Quickly create, access and organize notes, lists and photos with Google Keep. All your notes are automatically stored in Drive.Mail.Ru Cloud & Office (ОБЛАКО Mail.Ru)
免费 100GB 云存储、文档编辑处理、试算表、幻灯片演示、笔记。需要持有或是注册 Mail.Ru 帐户，亦可通行俄罗斯的脸谱社交网络 VK 。
Облако Mail.Ru - это ваше персональное надежное хранилище в интернете. Все нужные файлы всегда под рукой, доступны в любой точке мира с компьютера или смартфона.Naver NDrive (네이버 N드라이브)
免费 30GB 云存储。需要持有或是注册 NAVER / LINE 帐户。
Naver Office (네이버 오피스)
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