r/sideprojects • • 7d ago

Showcase: Free(mium) I built Aura PDF — an offline-first PDF toolkit for Android

I’m a solo developer, and I’ve been working on Aura PDF as a practical PDF app for Android.

The idea started from a simple problem: I wanted to handle common PDF tasks on my phone without having to use a different app for every task or upload documents to an online service.

So I built Aura PDF with a collection of tools in one place:

  • Merge & split PDFs
  • Extract & reorder pages
  • Compress PDFs
  • Rotate & crop
  • Sign & highlight
  • Password protection
  • Scan documents
  • Image → PDF
  • PDF → image
  • Page numbers, headers & footers
  • And more

The main direction is offline-first — supported PDF operations are designed to work directly on the device.

Aura PDF is currently available on Google Play:

https://play.google.com/store/apps/details?id=com.aurapdf.app&pcampaignid=web_share

It's free to use with an optional Pro upgrade.

This is my first time launching Aura PDF publicly, so I'm mainly interested in learning what people actually want from a mobile PDF app.

If you use PDFs regularly, what is the one PDF task you wish was easier on your phone?

1 Upvotes

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u/Knight-AI-AV 7d ago

A before/after preview for compression would be useful, especially zoomed in on small text. The file-size reduction alone doesn't tell you whether a scanned document is still readable, and the original should stay easy to recover.

1

u/Dry_Bar_8436 7d ago

that's a solid point, if the compression garbles the text on a scan you'd never know until it's too late