Shrink your W-2, 1099, or K-1 for email or CPA upload — private & secure.
Drag and drop your W-2, 1099, or K-1 onto the tool
Select Medium for CPA portals or Low for maximum size reduction while keeping text sharp
Click Compress and save the result — processing completes in seconds
Yes. MiOffice processes everything privately — your files are never shared or stored. The FBI Denver field office has warned taxpayers about uploading sensitive documents to online PDF tools. MiOffice eliminates that risk entirely.
Many CPA client portals, IRS e-file platforms, and email services have file size limits of 5–10 MB. A 1099-B from an active trading year can easily exceed 50 MB. Compression brings it within limits without removing any data.
No. Compression reduces image resolution and file overhead — it does not alter the text content, form fields, or embedded data. The compressed PDF remains a valid copy of your tax document.
All processing happens in your browser. Private & secure.
No waiting for uploads. Process locally.
No watermarks, no hidden fees, no signup.
Once loaded, works without internet.
Got 1099s from Fidelity, Schwab, and Robinhood? Merge them all into one PDF — privately.
Before emailing your tax return to your CPA, lock it with a password — encrypted privately & securely.
Sign your IRS forms and CPA documents electronically — private & secure.
Everything you need for tax season — compress, merge, split, sign, scan, and protect your tax documents. Private & secure.