11zon Compress PDF
11zon Compress PDF is a free web tool for reducing PDF file sizes before storage, sharing, uploads, email attachments, websites, or online forms.
What 11zon Compress PDF is
11zon Compress PDF is a free web tool for reducing PDF file sizes before storage, sharing, uploads, email attachments, websites, or online forms. Users select or drop one or more PDFs, adjust compression with a slider, and download the resulting files. Password-protected PDFs are supported, although a password may be required to unlock and process them. The Free plan costs nothing and includes unlimited PDF compression, multiple-file processing, and adjustable compression. The product page says large PDFs usually finish in a few seconds. Uploaded files are stored on the server for two hours before automatic permanent deletion, and users can delete them manually after downloading. The page states that uploads use HTTPS/SSL and end-to-end encryption; the privacy policy describes browser and server processing and possible collection of file name, size, type, and error archive. 11zon lists a contact form and [email protected] for support.
Good
- Free plan costs nothing
- Unlimited PDF compression
- Batch processing for multiple files
- Adjustable compression slider
- Supports password-protected PDFs
Watch out
- Uploaded files remain for two hours
- Privacy policy lists file metadata collection
- No free trial
- No third-party integrations listed
Who it suits
It suits anyone needing browser-based PDF size reduction, including batch jobs and password-protected files. The free plan fits users who want unlimited compression without a paid subscription.
Verdict
11zon Compress PDF provides straightforward, free web compression with batch handling and adjustable output size. Its deletion schedule and stated data collection are important considerations before uploading documents.
Plans and prices
From 11zon Compress PDF's own pricing page, checked 10 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Free | Free | Unlimited PDF compression · multiple files at once · adjustable compression slider |
The facts
Each one read from 11zon Compress PDF's own pages, with the date it was checked.
What it does
- Batch processing
- The tool supports selecting and compressing multiple PDF files at once.checked 10 Oct 2026
- Compression control
- Users can adjust compression with a slider to choose a suitable output size.checked 10 Oct 2026
- Data collection
- The privacy policy says 11zon may collect file name, file size, file type, and error archive to analyze and improve service quality.checked 10 Oct 2026
- File retention
- Uploaded files are stored on the server for two hours and then automatically and permanently deleted; users can also delete them manually after downloading.checked 10 Oct 2026
- Integrations
- The product page describes selecting or dropping PDF files and downloading compressed PDFs, and does not list third-party integrations.checked 10 Oct 2026
- Password protected files
- The compressor supports password protected PDFs, and may require the password to unlock and compress them.checked 10 Oct 2026
- Processing speed
- The product page says large PDFs usually compress in a few seconds.checked 10 Oct 2026
- Purpose
- 11zon Compress PDF reduces PDF file size for storage, sharing, uploads, email attachments, websites, and online forms.checked 10 Oct 2026
- Security
- The product page states uploads use HTTPS/SSL and end-to-end encryption, while the privacy policy says the service processes files using both browser and server resources.checked 10 Oct 2026
- Support
- 11zon directs users to its contact form or [email protected] for inquiries.checked 10 Oct 2026
The company
- Maker
- The privacy policy identifies Prospect One as the operator of 11zon.com and its subdomains.checked 10 Oct 2026
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