PDB is a database or eBook format used on Palm OS devices. It can store various data types, including text, images, structured records, etc.
Now that Palm devices have been replaced with smartphones, most devices do not support PDB files. If you have an eBook in PDB format, it is better to convert it to PDF to have universal compatibility across all devices.
In this guide, we have hand-picked the four best PDB to PDF converters to get converted PDFs in seconds for free. Plus, you will also learn about UPDF, a top-notch tool to read, annotate, and edit PDFs. Hit the button below to have a try!
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Part 1. Convert PDB to PDF Using CloudConvert
Converting PDB to PDF is not rocket science. All it requires is using a reliable converter and pressing a few buttons to complete the conversion. That's what you can experience with CloudConvert.
CloudConvert is an online PDB to PDF converter. It provides a minimalistic interface to upload and convert a PDB file to PDF in seconds without the need of software installation. In addition, it ensures top-notch data security to secure your uploads and downloads.
Follow the steps below to convert PDB to PDF using CloudConvert:
Step 1. Open your browser and go to the CloudConvert PDB to PDF conversion webpage. Click "Select File" and upload your single or multiple PDB files.
Step 2. Once the file(s) are uploaded, hit the "Convert" button to begin the conversion.
Step 3. Within seconds, you will get converted PDF(s), which you can save back to your device by clicking the "Download" button.

Part 2. Convert PDB to PDF Using Zamzar
When we are talking about PDB to PDF converters, we cannot skip Zamzar. It is a popular online conversion tool that can convert 150+ formats with high accuracy.
Zamzar's PDB to PDF conversion is straightforward. You upload a PDB from your device or cloud services (Google Drive, Dropbox, OneDrive, etc.) and then perform the high-quality conversion with one click. It preserves all the details in the file and lets you have a more compatible PDF.
Check out the steps below to convert PDB to PDF using Zamzar:
Step 1. Open your desktop/phone/tablet browser and go to Zamzar's PDB to PDF webpage. Click "Choose Files" to upload the PDB file to convert.
Step 2. Click "Convert Now" to initiate the conversion.
Step 3. After the conversion, press the "Download" button to save the PDF.

Part 3. Convert PDB to PDF Using Vertopal
Do you have a large 50 MB PDB file to convert? Vertopal is another web-based PDB to PDF converter free tool that supports uploading up to a 50 MB file without signing up. You can also upload the file from Google Drive, Dropbox, OneDrive, or a URL.
Here are the steps to convert PDB to PDF using Vertopal:
Step 1. From your browser, go to Vertopal's PDB to PDF webpage. Drag and drop the PDB file you want to convert.
Step 2. Click the "Convert" button at the top of the preview window.
Step 3. After conversion, tap "Download" to save the PDF.

Part 4. Convert PDB to PDF Using FileConverter
FileConverter is a similar online PDB to PDF converter that follows the upload, convert, and download approach. It can convert multiple PDB files at once and generate separate PDFs for each. It ensures high-quality conversion with retained original formatting and no data loss.
The steps to convert PDB to PDF with FileConverter are as follows:
Step 1. Go to FileConverter's PDB to PDF webpage from your browser. Click "Upload File(s)" to upload the PDB files.
Step 2. After uploading, tap "Convert".
Step 3. Once you have the PDF file, tap "Download".
Part 5. Bonus Tip: Edit Converted PDFs with UPDF
Having PDF files is not enough. You also need a reliable PDF tool that can help read, edit, and manage PDFs. This is where UPDF comes into play.
UPDF is an AI-integrated PDF editor with a modernized interface to help you edit PDFs. It lets you edit PDF text, images, links, headers/footers, backgrounds, watermarks, and other elements.

When editing text, UPDF ensures that the original font and style are retained to maintain the document's professional appearance and consistency. Similarly, it can intelligently replace/delete/rotate/crop images without a change in formatting. Simply put, it's like editing a PDF as in Word.
Follow the steps below to edit your converted PDF with UPDF:
Step 1. Install and launch UPDF on your computer (Windows/Mac). Click "Open File" and select the PDF you want to edit.

Step 2. Tap the "Edit PDF" mode from the left panel.

Step 3. Select the text you want to edit and make the changes. You can also tap "Text" from the top to add a new text.

Step 4. To edit images, select the image and make the changes, such as delete, replace, rotate, crop, etc.

Step 5. To add a link, click the "Link" tab at the top. Then, select anywhere on the PDF and add a link to a web or a PDF page.

This way, you can use the click-based interface of UPDF to edit a PDF's text, images, and other elements. The best part is that UPDF's core features are more than just PDF editing. You can also use UPDF to:
AI Assistant
UPDF's AI assistant is your virtual companion for analyzing PDFs or e-books. It lets you summarize, translate, and explain PDF content to improve your reading and learning experience.
Read PDF
UPDF's read PDF feature offers various reading modes (single-page or two-page view/scrolling), dark theme, presentation mode, bookmarks, and an interactive search option.
Annotate PDF
UPDF offers 13 annotation tools to highlight, draw, underline, strikethrough, add stamps/stickers, and more. You can also add text boxes or sticky notes and share the PDF with others through email or a web link.
Convert PDF
UPDF can convert PDF to plenty of other formats, including Word, PPT, Excel, image, HTML, CSV, and more.
OCR PDF
UPDF can perform an OCR scan on PDFs to convert scanned PDFs into editable and searchable PDFs.
Organize PDF
UPDF can add, rotate, replace, crop, rearrange, split, and merge PDF pages with simple clicks.
Protect PDF
UPDF allows you to protect PDFs by applying an open or permission password. You can also apply permanent redaction to sensitive content.

Overall, UPDF dominates as your one-stop tool to edit, read, annotate, and manage PDFs effectively. Hit the download button below to install UPDF and try out its above features for free.
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Conclusion
PDB to PDF conversion is necessary for a more compatible file to use across almost all devices and apps. From the above discussion, you can see that it is pretty straightforward to upload, convert, and download PDFs using any of the four tools. So, choose the best option and convert PDB to PDF in less than a minute. Furthermore, get your hands on UPDF to have a powerful PDF tool to read, edit, and handle all PDF-related activities.
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