How to Use PDF Expert: Maximize Productivity in 2026

Quick Start

This guide covers every PDF Expert feature:

• 入门 — Create account and basic setup
• How to Use Edit PDFs — Change text, images, and links in any PDF
• How to Use Annotate PDFs — Highlight text and mark up documents
• How to Use Markup & Notes — Add sticky notes and freehand drawings
• How to Use Convert PDFs — Turn PDFs into Word, Excel, or image files
• How to Use Sign PDFs — Sign documents in seconds
• How to Use Comment PDFs — Add comments and collaborate on files
• How to Use Add Images — Insert photos and graphics into PDFs
• How to Use Manage Pages — Rearrange, rotate, and delete pages
• How to Use Merge PDFs — Combine multiple PDFs into one file

Time needed: 5 minutes per feature

Also in this guide: Pro Tips | Common Mistakes | 故障排除 | 定价 | 替代方案

Why Trust This Guide

I’ve used PDF Expert for over two years and tested every feature covered here. This tutorial comes from real hands-on experience — not marketing fluff or vendor screenshots.

PDF Expert is one of the most powerful PDF editing tools available today.

But most users only scratch the surface of what it can do.

This guide shows you how to use every major feature.

Step by step, with screenshots and pro tips.

PDF Expert Tutorial

This complete PDF Expert tutorial walks you through every feature step by step, from initial setup to advanced tips that will make you a power user.

PDF专家

Edit, annotate, sign, and convert PDFs on Mac, iPad, and iPhone. PDF Expert gives you all the tools you need to handle any PDF task. Try it now with a free trial.

TRY PDF EXPERT NOW →

READ FULL REVIEW →

PDF EXPERT ALTERNATIVES →

Getting Started with PDF Expert

Before using any feature, complete this one-time setup.

It takes about 3 minutes.

Watch this quick overview first:

Now let’s walk through each step.

Step 1: Create Your Account

Go to pdfexpert.com on your browser.

Click “Try Free” or “Download Free.”

Choose your platform — Mac, iPad, or iPhone.

✓ Checkpoint: The download should start within seconds.

Step 2: Download or Access the App

On Mac, open the downloaded .dmg file and drag PDF Expert to Applications.

On iPad or iPhone, download PDF Expert from the App Store.

Launch the app and sign in or create your account.

Here’s what the dashboard looks like:

✓ Checkpoint: You should see the main dashboard with your files.

Step 3: Complete Initial Setup

Connect your cloud storage like iCloud, Dropbox, or Google Drive.

This lets you access all your PDFs from one place.

Open any PDF file to see the toolbar sections at the top.

How to Use PDF Expert Edit PDFs

Edit PDFs lets you change 文本, images, and links inside any PDF file.

Here’s how to use it step by step.

Watch Edit PDFs in action:

Now let’s break down each step.

Step 1: Open Your PDF File

Click “Open File” or drag your PDF into the app window.

Your document loads with the full toolbar visible at the top.

Step 2: Select the Edit Tab

Click “Edit” in the top toolbar to enter editing mode.

Click on any text block to start making changes.

You can change font size, color, and style from the format panel.

✓ Checkpoint: You should see a blue border around the text block.

Step 3: Save Your Edits

Press Cmd+S to save your changes 即刻.

PDF Expert saves edits directly to the original file.

How to Use PDF Expert Annotate PDFs

Annotate PDFs lets you highlight text, underline passages, and strikethrough words.

Here’s how to use it step by step.

Watch Annotate PDFs in action:

Now let’s break down each step.

Step 1: Open the Annotate Toolbar

Click “Annotate” in the top toolbar.

You’ll see options for highlight, underline, and strikethrough.

Step 2: Select and Highlight Text

Choose your highlight color from the color picker.

Click and drag over the text you want to highlight.

✓ Checkpoint: The selected text should appear with a colored background.

Step 3: Review Your Annotations

Click the sidebar icon to see all annotations in one list.

You can click any annotation to jump to that page instantly.

How to Use PDF Expert Markup & Notes

Markup & Notes lets you add sticky notes and freehand drawings to your PDFs.

Here’s how to use it step by step.

Watch Markup & Notes in action:

Now let’s break down each step.

Step 1: Choose Your Markup Tool

Select the pen, text note, or shape tool from the Annotate toolbar.

Each tool has color and thickness settings you can adjust.

Step 2: Add Notes to Your Document

Click anywhere on the page to place a sticky note.

Type your note in the pop-up text box that appears.

✓ Checkpoint: A small note icon should appear on the page.

Step 3: Draw Freehand Markups

Select the pen tool and draw directly on the PDF page.

Use the eraser tool to fix any mistakes.

How to Use PDF Expert Convert PDFs

Convert PDFs lets you turn PDFs into Word, Excel, or image files in a few clicks.

Here’s how to use it step by step.

Watch Convert PDFs in action:

Now let’s break down each step.

Step 1: Open the File Menu

Click “File” in the menu bar, then select “Export To.”

You’ll see options for Word, Excel, PowerPoint, and image formats.

Step 2: Choose Your Output Format

Select the format you need, like Word (.docx) or JPEG.

Pick which pages to convert — all pages or a custom range.

✓ Checkpoint: A save dialog should appear with format options.

Step 3: Save the Converted File

Choose your save location and click “Save.”

The conversion finishes in seconds for most files.

How to Use PDF Expert Sign PDFs

Sign PDFs lets you sign documents in seconds without printing.

Here’s how to use it step by step.

Watch Sign PDFs in action:

Now let’s break down each step.

Step 1: Open the Signature Tool

Click the “Sign” icon in the toolbar or go to Annotate and select Signature.

You can create a new signature or use a saved one.

Step 2: Create Your Signature

Draw your signature using your trackpad, mouse, or Apple Pencil.

You can also type your name and pick a signature style.

✓ Checkpoint: Your signature should appear in the signatures list.

Step 3: Place Your Signature

Click where you want the signature on the document.

Resize it by dragging the corners to fit the signature line.

How to Use PDF Expert Comment PDFs

Comment PDFs lets you insert comments and collaborate with others on documents.

Here’s how to use it step by step.

Watch Comment PDFs in action:

Now let’s break down each step.

Step 1: Select the Comment Tool

Click the comment icon in the Annotate toolbar.

You can add text comments or voice notes on supported 设备.

Step 2: Add Your Comment

Click on the text or area you want to comment on.

Type your feedback in the comment box that appears.

✓ Checkpoint: A comment bubble should appear next to the text.

Step 3: Share the Commented Document

Click “Share” to send the PDF with all comments included.

Recipients can read and reply to your comments in any PDF reader.

How to Use PDF Expert Add Images

Add Images lets you insert photos, logos, and graphics into any PDF.

Here’s how to use it step by step.

Watch Add Images in action:

Now let’s break down each step.

Step 1: Enter Edit Mode

Click “Edit” in the toolbar to enable editing.

The page content becomes editable with visible text blocks.

Step 2: Insert Your Image

Click “Image” in the Edit toolbar or drag an image file onto the page.

Select the image from your files and place it where you want.

✓ Checkpoint: The image should appear on the page with resize handles.

Step 3: Resize and Position

Drag the corners to resize while keeping the aspect ratio.

Move the image to your preferred location on the page.

How to Use PDF Expert Manage Pages

Manage Pages lets you rearrange, rotate, delete, or split pages in your PDF.

Here’s how to use it step by step.

Watch Manage Pages in action:

Now let’s break down each step.

Step 1: Open Page Thumbnails

Click the grid icon in the top-left to see page thumbnails.

Each page appears as a small preview you can interact with.

Step 2: Rearrange or Delete Pages

Drag any thumbnail to move that page to a new position.

Right-click a page to rotate, duplicate, or delete it.

✓ Checkpoint: The page order should update in the thumbnail view.

Step 3: Extract or Split Pages

Select the pages you want, then click “Extract” to save them separately.

This creates a new PDF with only your selected pages.

How to Use PDF Expert Merge PDFs

Merge PDFs lets you combine multiple PDF files into one document in seconds.

Here’s how to use it step by step.

Watch Merge PDFs in action:

Now let’s break down each step.

Step 1: Open Your First PDF

Open the PDF that will be your base document.

This file will be the starting point of your merged document.

Step 2: Add More Files

Go to File, then click “Merge Files” and select your additional PDFs.

You can also drag and drop files into the page thumbnail view.

✓ Checkpoint: New pages from the added files appear in the thumbnail sidebar.

Step 3: Save the Merged Document

Rearrange pages if needed, then press Cmd+S to save.

Your files are now combined into one single PDF.

PDF Expert Pro Tips and Shortcuts

After testing PDF Expert for over two years, here are my best tips.

键盘快捷键

Hidden Features Most People Miss

• OCR on scanned PDFs: Go to Edit on a scanned document and PDF Expert auto-detects it. Click “Perform OCR” to make the text searchable and editable.
• 人工智能概要： Use the built-in AI feature to summarize long documents, extract key points, and generate keywords instantly.
• Offline PDF Translation: On iOS 18 or later, translate entire PDFs into different languages without an internet connection.

PDF Expert Common Mistakes to Avoid

Mistake #1: Editing Without Backing Up First

Mistake #2: Forgetting to Flatten Annotations Before Sharing

Mistake #3: Not Using Cloud Storage for Sync

PDF Expert Troubleshooting

Problem: PDF Won’t Open or Loads Slowly

Cause: The file may be too large or corrupted during download.

使固定： Re-download the file and try opening again. For large files, close other apps to free memory.

Problem: Text Editing Changes the Font

Cause: The original PDF uses a font not installed on your device.

使固定： Install the matching font on your Mac or choose a similar one from the format panel.

Problem: OCR Not Recognizing Text Correctly

Cause: The scanned document has low resolution or skewed pages.

使固定： Scan the document again at 300 DPI or higher. Make sure pages are straight before scanning.

📌 笔记： If none of these fix your issue, contact PDF Expert support.

什么是PDF Expert？

PDF专家 is a PDF editing tool that lets you edit, annotate, sign, and manage PDF documents on Apple devices.

Think of it like a word processor built specifically for PDF files.

Watch this quick overview:

It includes these key features:

• Edit PDFs: Change text, images, and links directly inside any PDF file.
• Annotate PDFs: Highlight, underline, and strikethrough text with color-coded markup.
• Markup & Notes: Add sticky notes, freehand drawings, and shapes to documents.
• 转换PDF： Turn PDFs into Word, Excel, PowerPoint, or image files.
• Sign PDFs: Sign documents digitally without printing or scanning.
• Comment PDFs: Add comments for collaboration and document review.
• Add Images: Insert photos, logos, and graphics into any PDF page.
• Manage Pages: Rearrange, rotate, delete, and extract pages from your PDF.
• Merge PDFs: Combine multiple PDF files into one document.

For a full review, see our PDF Expert review.

PDF Expert Pricing

Here’s what PDF Expert costs in 2026:

免费试用： Yes, PDF Expert offers a free trial to test all features.

退款保证： Yes, refunds available through the App Store or website.

Here’s the pricing page:

💰 Best Value: Yearly plan — it saves you over 69% compared to the weekly subscription.

PDF Expert vs Alternatives

How does PDF Expert compare? Here’s the competitive landscape:

Quick picks:

• Best overall: PDF Expert — fastest PDF editor for Mac and iOS with the cleanest interface.
• Best budget: DocHub — free plan handles basic editing and form filling in any browser.
• Best for beginners: pdfFiller — guided interface makes form filling easy for first-time users.
• Best for businesses: Nitro PDF — built for team workflows with enterprise-grade features.

🎯 PDF Expert Alternatives

Looking for PDF Expert alternatives? Here are the top options:

• 🚀 Foxit： Works on Windows, Mac, and Linux with a fast, lightweight interface for quick PDF tasks.
• 💰 pdfFiller: Browser-based PDF editor with strong form-filling tools and e-signature features built in.
• 🧠 Tenorshare: AI-powered PDF tools with ChatPDF feature that lets you ask questions about documents.
• 🎨 PDF元素： Full-featured PDF editor for Mac and Windows with OCR and batch processing at a low price.
• 🏢 Nitro PDF: Enterprise PDF solution with team collaboration, e-signatures, and analytics for business users.
• 🌟 DocHub: Free online PDF editor that works in your browser with no software download needed.
• ⚡ UPDF: Budget-friendly PDF editor with AI 助手 and cross-platform support for all devices.

For the full list, see our PDF Expert 的替代方案 guide.

⚔️ PDF Expert Compared

Here’s how PDF Expert stacks up against each competitor:

• PDF Expert vs Foxit: PDF Expert wins on Mac with a cleaner interface. Foxit wins for cross-platform support on Windows and Linux.
• PDF Expert vs pdfFiller: PDF Expert is better for heavy editing. pdfFiller is better for online form filling without installing software.
• PDF Expert vs Tenorshare: PDF Expert has stronger editing tools. Tenorshare stands out with its AI chat feature for asking questions about PDFs.
• PDF Expert vs PDFelement: Both are strong 编辑. PDFelement supports Windows natively while PDF Expert stays Apple-only.
• PDF Expert vs Nitro PDF: PDF Expert is better for individuals. Nitro PDF is built for teams with advanced collaboration and admin tools.
• PDF Expert vs DocHub: PDF Expert offers more advanced editing features. DocHub wins for free browser-based access with no installation.
• PDF Expert vs UPDF: PDF Expert has a more polished Apple experience. UPDF costs less per year and works across more platforms.

Start Using PDF Expert Now

You learned how to use every major PDF Expert feature:

• ✅ Edit PDFs
• ✅ Annotate PDFs
• ✅ Markup & Notes
• ✅ Convert PDFs
• ✅ Sign PDFs
• ✅ Comment PDFs
• ✅ Add Images
• ✅ Manage Pages
• ✅ Merge PDFs

Next step: Pick one feature and try it now.

Most people start with Edit PDFs.

It takes less than 5 minutes.

常见问题解答

Is PDF Expert free to use?

PDF Expert offers a free trial so you can test all features before paying. After the trial, you’ll need a subscription or lifetime license to keep using the full editing tools. The free version lets you read and view PDFs without limits.

Is PDF Expert worth buying?

Yes, if you work with PDFs regularly on Mac or iPad. It’s faster than most PDF editors and the interface feels natural on Apple devices. The lifetime plan at $139.99 is a solid deal compared to monthly subscription tools like Adobe Acrobat.

Can you get PDF Expert on Mac?

Yes, PDF Expert is available for Mac through the Mac App Store or directly from the PDF Expert website. It works on macOS and is also available on iPad and iPhone. There is no Windows version currently available.

Is PDF Expert safe to use?

Yes, PDF Expert is safe and trusted. It’s made by Readdle, a well-known developer on the Apple platform. The app has been featured as App of the Year Runner-up and Editors’ Choice by Apple. Your documents stay on your device unless you choose to sync them.

Does PDF Expert work on iPad?

Yes, PDF Expert works great on iPad. It supports Apple Pencil for handwriting and annotations. The iPad version includes all the same editing, signing, and converting features as the Mac version. You can sync files between devices through iCloud.

Is PDF Expert a one-time fee?

Yes, PDF Expert offers a lifetime plan for $139.99 as a one-time purchase. You also have the option of weekly or yearly subscriptions if you prefer. The lifetime plan gives you access to all features and future updates without recurring charges.