PDF Reader Download in Australia: Open, Read and Sign PDFs

If all you do is open and read PDFs, a lightweight viewer like SumatraPDF starts almost instantly and barely touches your system resources, handy on an older machine. If you need to complete forms, sign documents, add comments or open protected files, a heavier app such as Adobe Acrobat Reader gives you those extras. Decide what you actually need before installing.

For most households, a middle-ground reader covers reading, basic annotation and printing without feeling bloated.

A lot of myGov, ATO, Centrelink and Medicare forms are interactive PDFs designed around Adobe's form fields. Browser previews sometimes won't save your entries, so open these in Adobe Acrobat Reader, fill them, and save a copy.

• Form filling for tax, Centrelink and immigration documents.
• Highlighting and notes for reviewing contracts and leases.
• Electronic signatures, which are broadly recognised in Australia under the Commonwealth Electronic Transactions Act and state equivalents for most everyday documents.

If you prefer open source, SumatraPDF is a fast, minimal reader for Windows that also opens ePub, MOBI and comic formats, great for e-books from local libraries via apps like Libby. On Linux, viewers like Okular and Evince ship with most desktop environments and offer annotation too. These projects are transparent about their code and free of bundled extras.

Plenty of reading happens on the train or the couch. Adobe Acrobat Reader has well-rated apps on the Apple App Store and Google Play in Australia, with reflow mode for small screens, and both iOS and Android include a basic viewer. For long documents, a reader with night mode and adjustable text size makes the session far more comfortable, especially for dense PDFs like product disclosure statements.

Because PDF readers are so widely searched, fake download pages are common. Go to the vendor's official site. On the Adobe page in particular, untick the optional extra offers (such as bundled antivirus trials) before downloading. A quick malware scan of any installer never hurts, and the ACSC recommends keeping readers patched since malicious PDFs are a known attack route.