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Best of · facts checked 2026-09-05

The best free PDF reader for Android without ads

Folio PDF is the best free PDF reader for Android if you want to read, search and copy text and nothing else: no ads, no in-app purchases, no account, about 10 MB, and the app declares no Internet permission, so it cannot send a document anywhere. Adobe Acrobat Reader is the pick if you need to edit, sign or OCR — at about 426 MB, with ads, purchases and an Adobe ID for the premium features. Xodo, WPS Office, Foxit and Google Drive all sell in-app purchases; WPS also carries ads.

Scored on
  1. Ads and in-app purchases, as declared on the Play listing
  2. Whether an account is needed to read
  3. Whether the app can reach the internet at all
  4. Install size
  5. Reading, search and copy; then editing, signing and sync for those who need them
The ranking
  1. Folio PDF

    ClassEve

    A reader and nothing else, free, with no ads, no purchases, no account — and no Internet permission, so it structurally cannot upload your documents. Also opens DOCX, RTF, XLSX, CSV, PPTX outlines, JSON, XML, Markdown and text.

    Right for: Reading, searching and copying from PDFs and office files on a phone, privately.

    Ads
    None
    In-app purchases
    None
    Account
    None
    Internet
    No Internet permission — cannot connect
    Size
    About 10 MB
    Play rating
    4.5 on 2026-09-05
  2. The full suite — editing, signing, OCR, conversion, cloud sync — with the size, ads, purchases and Adobe ID that come with it.

    Right for: Editing, signing, OCR or converting documents, and syncing across phone and desktop.

    Ads
    Contains ads
    In-app purchases
    Yes
    Account
    Adobe ID for premium features
    Size
    About 426 MB on Android
    Play rating
    4.5 on 2026-09-05
  3. A capable reader and editor whose fuller feature set sits behind in-app purchases.

    Right for: Annotating and editing PDFs on a phone, with a subscription for the full set.

    Ads
    No ads label on its listing
    In-app purchases
    Yes
    Play rating
    4.2 on 2026-09-05
  4. An office suite that opens PDFs among everything else, with ads and in-app purchases.

    Right for: Editing Word, Excel and PowerPoint files on the phone, PDF included.

    Ads
    Contains ads
    In-app purchases
    Yes
    Play rating
    4.4 on 2026-09-05
  5. A long-standing PDF reader with in-app purchases for the fuller feature set.

    Right for: Form filling and annotation, with a paid tier.

    Ads
    No ads label on its listing
    In-app purchases
    Yes
    Play rating
    4.0 on 2026-09-05
  6. Opens PDFs as part of Drive, which needs a Google account and is built around storing the file in the cloud.

    Right for: Files that already live in Google Drive.

    Ads
    No ads label on its listing
    In-app purchases
    Yes
    Account
    Google account
    Play rating
    4.3 on 2026-09-05
FAQ

Common questions.

Which PDF reader for Android has no ads at all?
Folio PDF: no ads, no in-app purchases, no account. Of the others checked on 2026-09-05, Adobe Acrobat Reader and WPS Office declare ads on their Play listings; Xodo, Foxit and Google Drive declare in-app purchases.
Can a PDF reader upload my documents?
Any app with the Internet permission can. Folio PDF declares none, so Android refuses it a network connection; a document leaves the phone only through a share or print you tap yourself.
Is Folio PDF a full Acrobat replacement?
No. It reads, searches and copies; it does not edit, sign, OCR or convert. For those, Acrobat is the tool.