Online PDF Compressor
Online PDF Compressor is a browser tool for reducing PDF size while maintaining document quality.
What Online PDF Compressor is
Online PDF Compressor is a browser tool for reducing PDF size while maintaining document quality. It provides High Quality, Balanced, and Maximum Compression settings, with stated reductions of approximately 10–30%, 30–60%, and 50–80%. The free web service accepts files up to 100 MB, needs no installation or account, and reports average processing time of 30 seconds. Password-protected PDFs are unsupported, and batch compression is unavailable. The site says uploads use 256-bit SSL encryption and are automatically deleted after compression; its privacy policy says files are temporarily processed on servers and deleted within 24 hours, describing a zero data retention policy. It states a commitment to GDPR compliance. API access is available for developers and businesses, with integration needs and pricing discussed by contacting the company. Support includes email at [email protected] with a stated response time within 24 hours, plus weekday live chat. Founded in 2024, it describes users ranging from students to Fortune 500 companies.
Good
- Three selectable compression levels
- No installation or account required
- Files up to 100 MB
- API access available
- Automatic deletion is stated
Watch out
- Password-protected PDFs unsupported
- No batch compression
- Online server processing required
- No offline desktop app
Who it suits
This service suits anyone needing browser-based PDF reduction, from students to large companies. It is useful when a 100 MB limit and online processing fit the workflow.
Verdict
Online PDF Compressor provides straightforward, free browser compression with stated size targets and deletion practices. Its file-size ceiling, lack of batch processing, and unsupported protected PDFs may limit some workflows.
Plans and prices
From Online PDF Compressor's own pricing page, checked 7 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Free | Free | PDF compression · maximum file size 100MB · password-protected PDFs unsupported |
The facts
Each one read from Online PDF Compressor's own pages, with the date it was checked.
Where it runs
- Browser use
- The service runs in the browser and requires no software installation or account creation.checked 7 Oct 2026
What it does
- Compression
- The site offers High Quality, Balanced, and Maximum Compression levels, with stated reductions of approximately 10–30%, 30–60%, and 50–80%, respectively.checked 7 Oct 2026
- File size limit
- The homepage supports PDF files up to 100MB.checked 7 Oct 2026
- GDPR
- The site states it is committed to GDPR compliance and describes user rights, data handling, and security measures.checked 7 Oct 2026
- Integrations and API
- The Contact page says API access is available for developers and businesses, with integration needs and pricing discussed by contacting the company.checked 7 Oct 2026
- Intended users
- The About page describes the service as serving users from students to Fortune 500 companies.checked 7 Oct 2026
- Privacy
- The privacy policy says uploaded PDFs are temporarily processed on servers and automatically deleted within 24 hours.checked 7 Oct 2026
- Processing
- The homepage reports an average processing time of 30 seconds.checked 7 Oct 2026
- Purpose
- Online PDF Compressor is a web-based tool for reducing PDF file size while maintaining document quality.checked 7 Oct 2026
- Security
- The About page states that uploads use 256-bit SSL encryption and files are automatically deleted after compression; it also describes a zero data retention policy.checked 7 Oct 2026
- Support
- The Contact page lists support by email at [email protected] with a stated response time within 24 hours, plus weekday live chat.checked 7 Oct 2026
- Unsupported files
- The Contact page says password-protected PDFs are not currently supported.checked 7 Oct 2026
The company
- Founded
- 2024checked 28 Sep 2026
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