Supported file types and size limits

A quick reference for what each Zendocs tool accepts. Everything runs in the browser on desktop, tablet, or phone, with nothing to install.

PDF and image tools

Upload limit: up to 100 MB per file. Editing, filling, signing, merging, splitting, compressing, protecting, watermarking, and page tools all work on PDF files.

• Convert from PDF to Word, Excel, PowerPoint, PNG, JPG, and Markdown.
• Convert to PDF from Word, Excel, PowerPoint, PNG, JPG, and Markdown.
• Image conversion: HEIC to JPEG and HEIC to PNG. Compress Image and Merge Images work on image files.

Transcription

Files up to 100 MB or roughly 3 hours. Formats include MP3, WAV, M4A, MP4, and MOV. Sources: direct upload, Google Drive, Dropbox, YouTube links, or live dictation. Export as TXT, DOCX, or PDF.

Translation

PDF files up to 40 MB.

AI Humanizer

Paste up to 20,000 characters, or upload DOC, DOCX, PDF, TXT, or RTF files up to 10 MB.

If your file exceeds a limit

• Shrink oversized files with Compress PDF or Compress Image.
• Break large documents into parts with Split PDF.
• For long recordings, export a shorter segment from your recording app before uploading, or see our file troubleshooting guide.

Need more help?

Our support team is available around the clock: contact support.