So far, there have been no outstanding portable editors that I can really, truly recommend. But if you want, feel free to… Best free (unlocked), lightweight PDF reader — Reddit Oct 23, 2022 — Nitro Pro is great and has a great plugin system. It is my favorite free reader because it doesn't … Best free PDF viewer on Windows — Reddit Oct 15, 2022 — Review, a lightweight viewer that isn't burdened by intrusive pop up screens for installing plugins and stuff. It runs very fast and has a good feature list, but I think it only supports the format PDF4. There… The Best PDF reader of all time — Reddit May 31, 2022 — Google Drive — it seems like the app only supports the PDF format, which sounds great, but Google is known for not supporting third party files in their apps. I don't know enough about Drive to say this… How would you build a PDF viewer? What are the advantages and disadvantages? — Reddit Sep 17, 2022 — A simple viewer that lets you read and format PDF. I don't feel like I want to spend my time building the best reader.