Feedback
Option 1. Translate Academic PDFs
Upload your academic PDF(s) and choose your translation method (see detailed user guide):
Page-by-Page: Translate the whole document or a specific page range in one click.
Side-by-Side: View the original and translated version side-by-side. Highlighted text corresponds to the original, and you can download the translated PDF while keeping the formatting intact.
Copy & Paste:Copy text from your PDF into the chat box and translate it instantly.
Option 2. Translate Academic Pictures
Upload images or screenshots of academic content and ask UPDF AI to translate them. This method supports any language and is perfect for translating content that cannot be copied from PDFs or other sources.
Option 3. Translate Academic Text
Paste or type your academic text into the chat box and enter your translation request. UPDF AI supports any language and provides accurate, high-quality translations instantly.

Whether you have PDFs, screenshots, images, or plain text, UPDF AI can translate it into any language. Many tools only handle one type of input, forcing you to switch between apps. UPDF AI handles all formats in one place, letting you focus on understanding research without interruptions.
When deadlines are tight or you need to quickly grasp foreign research, slow or imprecise tools can waste time and risk misinterpretation. UPDF AI delivers instant, high-quality translations that preserve academic terminology, helping you read, analyze, and cite papers efficiently.
Reviewing formulas, tables, or complex paragraphs is challenging when the original and translation are separated. UPDF AI shows both versions side-by-side, with highlighted text corresponding automatically, making comparison and verification fast and intuitive.
Academic PDFs often include complex formatting, which can get lost in standard translation tools. UPDF AI keeps the original layout intact, so you can download translated PDFs without any formatting changes, saving time on re-editing.
You don’t always need to translate an entire research paper. UPDF AI lets you choose specific pages or translate the whole document with one click, saving time and focusing only on relevant sections.
Supported Input
PDF, text, image
Mostly text/Word file only
Language Support
Any language
50–100+ languages
Side-by-Side Translation
![]()
![]()
Preserve Document Formatting
![]()
![]()
Page Range or Full Doc
![]()
![]()
Download Translated Document
(Only available for side-by-side translation)
![]()
Other Popular UPDF AI Tools