Play Store search 'PDF editor' on Android in 2026 returns a slurry of apps with paid subscriptions, ads every page, and 'free trial' nag screens. Most are repackaged versions of the same three SDKs.
The quietly correct answer is Chrome.
What 'best' means on Android
A good Android PDF editor needs to edit real text, sign cleanly, manage pages (merge/split/rotate), and not demand a subscription for basic use. Most popular Play Store apps fail at least two of those.
Flint does all four — edit, sign, merge, split — in Chrome. Free for individual use.
Chrome's quiet advantage
Android apps are sandboxed and battle with file access permissions. Chrome sits at the centre — Drive, Gmail, WhatsApp, file manager all share into and out of it freely. For tools you only use occasionally (a PDF editor isn't a daily app for most people), the browser is the friction-free option.
Pixel, Samsung, OnePlus — same flow
Flint works identically on every Android phone with up-to-date Chrome. Pixel 9, Galaxy S25 Ultra, OnePlus 13 — same URL, same interface. On Galaxy with an S Pen, signatures and annotations get the pen-quality bump for free.
When a native app makes sense
If you work on PDFs offline a lot (long flights, no signal), install something native. For everyone else with regular connectivity, Chrome is faster to launch, lighter on storage, and updates itself.
FAQ
Is Flint free on Android?
Yes — free for individual use. Edit, sign, compress, merge, split, rotate without an account for typical PDF jobs. Pro tier exists for heavy users but most people never hit it.
What about Adobe Acrobat on Android?
Acrobat works on Android and is excellent if you already have a Creative Cloud subscription. Paying just for Acrobat to edit a PDF occasionally is hard to justify when Chrome handles it free.
Does Flint use a lot of mobile data?
Only your upload and download — no streaming, no background sync. A typical 5 MB PDF round-trip uses about 10 MB of data total. On Wi-Fi, irrelevant; on cellular, modest.
Stop scrolling the Play Store. Open Flint in Chrome and edit your PDF.