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PDF Scanner app just got an update. Did yours?

The latest PDF Scanner app build focuses on general improvements and bug fixes, according to Google Play; its notes do not identify particular fixes or new tools. The app’s existing document-scanning and PDF features remain useful context, and Google Play rolls builds out over several days, so availability can vary.

About 2 minutes · what changed, then Google Play

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What changed this week

These are the three changes in PDF Scanner app - TapScanner 3.1.21 that stand out in the developer's update notes and on its Google Play listing this week.

PDF Scanner app - TapScanner 3.1.21
  1. 01General improvements, details unspecified

    Google Play says this build contains improvements, but does not list which parts of the app changed. The notes do not identify a particular screen, tool, or workflow.

  2. 02Bug fixes, without named issues

    The notes also mention bug fixes, but do not describe the problems addressed. The listing gives no affected feature, workaround, or user-facing symptom for this build.

  3. 03PDF editing is already included

    The Play description lists tools to merge, split, reorder, sign, and annotate PDFs. These are existing capabilities, not features the release notes announce as new.

Our call on whether to update, and the link to the official Google Play listing, are on this issue's PDF Scanner app - TapScanner page.

Also updated this week

PDF Scanner app - TapScanner is one of 50 apps with a full screen in Issue 1. Next up in this issue:

See all 50 apps in this issue →

Tips

Menu names follow the developer's help pages and can differ slightly between versions and phones.

How we write the digest

Each week we check the Google Play listings of the apps our readers use most: the version number, the update date and the developer's What's new notes. When an app has a new version, we put the developer's update notes and the listing details together on one page, in plain words, with a link to the official Google Play listing. Google and most developers release updates in stages over several days, so a version listed here may not have reached your phone yet. Therapymetric is an independent site and is not affiliated with any developer. This page doesn't read your phone or your Google account, and nothing is installed from here.

Issue 1 · week of Oct 6–12, 2026 · listings checked against Google Play listings on Oct 11

FAQ

Is this the official list of PDF Scanner app changes?

No. This is an independent site and is not affiliated with Tap AI. The app’s Google Play page is the authority for its release notes and listing details. Google Play’s notes for this build mention improvements and bug fixes, but do not specify individual corrections, so this editorial summary cannot identify exactly what changed.

Why does Google Play show Open instead of Update?

Google Play rolls builds out over several days, so the listing may show Open before the newer build is offered to every account or device. The notes provided here do not explain the rollout schedule. Check the app’s Play page again later, and use that page as the source for whether an install option is available.

Can TapScanner turn images into searchable text?

The Google Play description says TapScanner includes OCR text recognition, with support for over 110 languages, to convert images into searchable, editable text. That is an existing capability described on the listing, not a change named in this build’s release notes. The supplied information does not explain which languages or steps apply to a particular document.