In a world where language barriers are becoming less important every day, the ability to translate a PDF file into another language can be invaluable. However, not all translation services are created equal. Let's take a look at the four best PDF translation services, considering their features, advantages, and disadvantages.

1. Google Translate

The most famous translation service, Google Translate offers free translations in over 100 languages. However, when it comes to translating PDFs, this tool is not the most convenient as it will require an extra step to extract the text from the PDF.

Advantages:

• Free service
• Large number of supported languages
• Proven by time and people

Disadvantages:

• No direct PDF support
  
• Translation quality may be uneven

2.Deep L

DeepL is a service that rightfully deserves attention due to its high translation accuracy. It supports fewer languages than Google Translate, but its translations often sound more natural. Translation of PDF files is available, but only in the paid version.

Advantages:

• High quality translation
• PDF translation support in paid version

Disadvantages:

• Fewer supported languages than Google Translate
• Free version does not support PDF translation

3.pdft.ai

PDFT is an interesting free alternative to paid services. It offers direct support for translating PDFs, which is a significant benefit. The translation quality is top notch, and it's a free tool that deserves attention when working with PDFs.

Advantages:

• Free service
• Direct support for PDF translation
• Simple and clear interface

To register and start translate your PDF files, visit this page - https://app.pdft.ai/register

4. Adobe Acrobat Pro DC

Adobe Acrobat Pro DC is a premium PDF solution including translation. The price may seem high, but you get Adobe Creative Cloud integration and professional-level PDF editing.

Advantages:

• High quality translation
• Full integration with Adobe Creative Cloud
• Lots of advanced PDF features

Disadvantages:

• High price
• May be overkill for simple translation tasks

Depending on your needs, one of these services may be the most suitable for you. The free pdft.ai is great for everyday translation tasks, while Adobe Acrobat Pro DC may be essential for professional PDF work.