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PDF のガイド と使い方

Edit any PDF onlinewithout uploading it

Change text in its own font, sign a page and type on a form, right in your browser - no detour through Word, and your file never leaves your computer.

PDF を編集 のガイド

文字を変える、注釈を加える、フォームに記入する、署名する。すべてブラウザーで。

A PDF page with a text cursor in it beside a panel of font, colour and style controls
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How to edit a PDF

How to Edit a PDF Online: Change Text, Add Notes and Sign

Fixing a date, signing a form, highlighting a clause - none of it should require converting the document into something else. Here is how the editor changes text in place, what it can and cannot do, and why the file never leaves your computer.

9 min readガイドを読む
A contract page with a pen angled across it and one line on the page marked in red
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Sign a PDF online

How to Sign a PDF Online, Free, Without Printing It

A contract needs signing today and there is no printer. Draw your name once, put it on the line, type the date, and save. It takes about two minutes in the browser, and the file never leaves your computer.

10 min readガイドを読む
A pen lying across two stacked document pages, one line on the top page marked in red, on a dark field
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Filling a PDF form

How to Fill In a PDF Form, Even One That Is Not Fillable

You click where your name goes and nothing happens. A great many of the forms people are sent have no fields in them at all - they are pictures of forms. Here is how to tell the two kinds apart in two seconds, and fill either one so it does not look pasted on.

10 min readガイドを読む
A PDF page with a pen resting across it, one line of the page marked as the line being changed
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Make a PDF editable

How to Make a PDF Editable: Two Routes and When to Use Each

You clicked where the wrong date is, typed, and nothing happened. A PDF is not a document you type into, it is a drawing. Here are the two honest ways to change one, and how to tell which your job needs.

10 min readガイドを読む

すべてのツールにガイドを

各ツールが何をするのか、いつ使うのか、そして何かをアップロードする前に知っておきたい設定。