Before we dive into solutions, it is important to understand the technical bottleneck. Why do most online PDF translators cap you at 10MB or 15MB?

For a free 100 MB PDF translator , go with DocTranslator . For the best quality with no file size worry, get DeepL Pro .

to reduce your 100MB file to a smaller size without losing significant quality. Split the PDF : Break the 100MB document into smaller 20MB chunks using a PDF Splitter