Translate any PDF
with AI, instantly.
or drop your files here
Max file size 100 MB
- No signup needed
- Private & encrypted
- 256-bit SSL
- AES-256 encrypted
- SOC 2 Type II
Translate in 3 easy steps
Upload your PDF
Drop in the document you want translated and pick your target language.
Let AI translate it
Our AI translates the full document while keeping its meaning and layout intact.
Download or share
Download your translated PDF or share it directly, formatting and all.
One place for every PDF task
Every tool you need to edit, convert, sign, and manage your PDF documents.
From one language to another
Watch AI translate a full document while keeping every heading, table, and image in place.
The AI PDF translator people
actually trust
Context-aware translation that reads naturally. Everything you need to translate PDFs with AI online.
100+ languages
From any to any
Translate between more than a hundred languages, from Spanish and French to Japanese and Arabic.
Context-aware AI
Reads naturally
Our AI understands meaning and tone, so translations read fluently instead of word for word.
Layout preserved
Looks like the original
Headings, spacing, tables, and images stay in place, so your translated PDF matches the source.
Translated in seconds
No waiting around
Skip slow manual translation. Upload your PDF and get a translated version almost instantly.
Private and secure
AES encrypted
Your files are encrypted in transit and processed securely. We never share your documents.
Works in your browser
Any device, no install
Translate PDFs on desktop, tablet, or phone, nothing to download or install.
Trusted every day,
by people like you
See what people are saying about translating PDFs with lumr.
TrustScore 4.6 · Based on 3,247 reviews
“We get supplier contracts in three languages. lumr translates them in seconds and the layout stays perfect.”
Sarah M.
Operations Manager
“I read research papers in other languages all the time. The AI translation actually reads naturally.”
James K.
Graduate Student
“I translate itineraries and booking docs for clients abroad. Fast, accurate, and it keeps the formatting.”
Ana L.
Travel Consultant
We answer
your questions
Everything you need to know about translating PDFs with AI online.
Our AI translates between more than 100 languages, including Spanish, French, German, Portuguese, Chinese, Japanese, Arabic, and many more.
Yes. Headings, spacing, tables, and images are kept in place so your translated PDF looks like the original. Very complex layouts may need minor touch-ups.
Our AI is context-aware, so translations read naturally rather than word for word. For legal or official documents we recommend a human review of the result.
Absolutely. Your files are encrypted with AES during transfer and processed securely. We follow GDPR best practices and never share your documents with third parties.
You can upload PDF files up to 100 MB. For most documents this is more than enough.
Security you can trust
Independently audited and compliant with the security and privacy standards your documents demand.
- SOC 2 Type II
- GDPR
- ISO 27001
- HIPAA
- eIDAS
- PCI DSS
Ready to translate your PDF?
Join millions of users who trust lumr to translate PDFs with AI while keeping the original layout. No fees, no hassle.
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- Works on any device