AlphaMoatによると、2026-09時点でChrome拡張機能Smallpdfのユーザー数は3,000,000(前月比 +50%)、評価は4.6(3,000件のレビュー)で、9,324件のAIブラウザ拡張機能中10位、オフィス・コラボレーションでは1,839件中4位です。
Smallpdfとは
Get instant access to dozens of PDF tools directly in your browser – no downloads, no switching tabs. Open any PDF and compress, convert, edit, merge, split, organize, e-sign, or process it with AI in just a few clicks.
Use the AI-powered assistant to summarize, translate, or chat with any PDF – including papers from Google Scholar. Convert PDFs to Word, Excel, or PowerPoint, or go the other way around. Everything runs straight from your browser, free to use.
Trusted by over 1 billion users worldwide, Smallpdf is the PDF platform that actually makes document work feel easy.
Quick access to our free online PDF tools to:
- Edit PDF
- Compress PDF
- Convert PDF to Word
- Convert PDF to Excel
- Convert PDF to PPT
- Convert PDF to image (JPG)
- Merge PDFs
- Split PDF
- Sign PDF
- Extract PDF pages
- Chat to PDF with our AI assistant
- AI summarize PDFs from Google Scholar
How to use the Chrome extension:
ストアの説明の続きを表示▾
- Install the Chrome extension
- Pin for quick access
- Pick a tool and upload your file
- Or open a PDF in your browser
Get Smallpdf Pro for premium features:
- Unlimited usage: process as many files as you’d like on all tools
- Compress PDF (70% strong compression)
- Convert PDF to Office with Optical Character Recognition (OCR)
- Unlimited access to our mobile app and offline Windows app
- Batch processing on our website and the Windows app
Smallpdf Pro is available for a 7-day free trial (www.smallpdf.com/pricing).
By installing the Smallpdf Chrome Extension, you agree to our Privacy and Terms (www.smallpdf.com/privacy).
拡張機能の情報
ユーザー数の推移
オフィス・コラボレーションの人気拡張機能
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+ 比較データ月:2026-09 · ユーザー数と評価はChromeウェブストアの公開データを月単位で集計したものです。詳しくはデータの方法論をご覧ください。