Comprehensive Online PC Tools
for PDF, Email & More
Get IT solutions with OnlinePCTools — secure and efficient. We specialize in PDF editing, email migration, file conversion, and developer utilities. 95+ tools. Start free, upgrade when you need more.
Our Product Categories
OnlinePCTools provides comprehensive solutions across PDF management, email migration, file viewing, media processing, developer utilities, and cloud backup.
PDF Tools
Merge, split, compress, rotate, sign, redact, watermark, lock/unlock, OCR, convert & repair — 21 tools
Explore MoreEmail Converters
MBOX, PST, OST, EML, MSG, OLM, EDB — 8 converters, 54 format combinations
Explore MoreFile Viewers
View EML, MBOX, PST, PDF, DOCX, PPTX, JSON, XML, ICS, TIFF, vCard & more — 21 viewers
Explore MoreMedia & Conversion
Image converter, compressor, resizer, audio converter, Excel, Favicon, HTML to Markdown — 7 tools
Explore MoreDeveloper & Utility
QR codes, Base64, JSON, regex, hash, color picker, CSV↔JSON, Markdown, vCard, ICS — 15 tools
Explore MoreIMAP Backup
Provider-specific email backup pages for Gmail, Outlook, Yahoo, Zoho, iCloud, and more
Explore More7 Email Converters, 54 Format Combinations
OnlinePCTools specializes in email data migration. Convert between MBOX, PST, OST, EML, MSG, OLM, and EDB formats. Export to PDF, CSV, HTML, JSON, and more. Advanced features include bulk conversion, date-range filtering, and deleted mail recovery.
Browse All ConvertersWhy Choose OnlinePCTools?
OnlinePCTools is the leading free platform for individuals and businesses seeking efficient file management and conversion tools. We prioritize your privacy above everything else.
100% Private
All processing happens locally in your browser. Your files never leave your device — zero server-side storage.
Instant Processing
No waiting in queues. Results are ready in seconds, powered by modern browser APIs for maximum speed.
Any Device
Works on Windows, Mac, Linux, iOS, and Android. No software to download — just open your browser.
Flexible Plans
Start free with daily limits. Upgrade to Pro ($12/mo) or Business ($39/mo) for unlimited access and advanced features.
How OnlinePCTools Works
Three steps. No sign-up. No software download.
Pick a Tool
Choose from 95+ specialized tools — PDF editing, file viewers, email converters, backup pages, QR codes, hashing, regex testing, and more.
Upload or Paste
Drag and drop your file or paste text directly. Everything is processed in your browser — nothing is uploaded to any server.
Download Result
Your processed file is ready instantly. Download the output — the original is never modified or stored anywhere.
What Our Users Say
“OnlinePCTools saved me hours converting 500+ EML files to PDF for a legal discovery. The batch conversion was flawless and the output was court-ready. Best free tool I have ever used.”
“I needed to merge and compress dozens of PDFs for a grant proposal. OnlinePCTools handled everything in my browser with no upload wait time. The privacy aspect sealed the deal for me.”
“As a developer, I use the JSON formatter, regex tester, and Base64 tool almost daily. Having everything in one place without any sign-up is incredibly convenient.”
Supported File Formats
From everyday documents to specialized email archives, OnlinePCTools handles them all.
PDF Documents
Email Formats
Images
Audio & Media
Spreadsheets
Documents & Dev
Frequently Asked Questions
Are my files uploaded to your servers?
How much does OnlinePCTools cost?
What file formats does OnlinePCTools support?
Can I use OnlinePCTools on my phone?
How do the email converters work?
Is there a file size limit?
Start Using OnlinePCTools Today
Start free with 5 uses per day. Upgrade to Pro for unlimited access, advanced features, and larger file sizes. 95+ tools. Plans from $12/mo.