Real store listing. Store data comes from public listings; the assessment type and evidence coverage are labeled on this page.
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Public review signal · 208 reviews scanned · scope limited to review patterns.

PDF Jumper & Document Reader

Vialle;

📄 Document Reader – PDF Viewer & PDF Tools Designed with simplified navigati…

4.0 ★2,651 ratings
1M+Downloads
4+Age rating
—App size
FreeIn-app purchases

About this app

📄 Document Reader – PDF Viewer & PDF Tools Designed with simplified navigation, this Android application allows users to open, preview, convert and sort PDFs as well as various office documents on mobile phones and tablets. Loaded with plenty of useful PDF features, it greatly simplifies daily document handling, which is perfectly suited for student learning, daily office duties and business scenarios.

🔍 Document Viewing & Reading (Multi-format Supported) The app launches in a flash and provides fluent, stable reading experience. You can open and view PDFs and other mainstream file formats with ease. It fully supports PDF, Word, Excel and PPT formats, covering nearly all daily office file types. This multifunctional document tool satisfies your regular needs to open and review document content.…

Preview

Real screenshots from the store listing.

8 screenshots
PDF Jumper & Document Reader screenshot 1
PDF Jumper & Document Reader screenshot 2
PDF Jumper & Document Reader screenshot 3
PDF Jumper & Document Reader screenshot 4
PDF Jumper & Document Reader screenshot 5
PDF Jumper & Document Reader screenshot 6
PDF Jumper & Document Reader screenshot 7
PDF Jumper & Document Reader screenshot 8

Independent evidence report

Evidence and review signals

This is where the page changes from an app-store listing into an evidence report: findings, important reviews, pricing and a dated history.

Store listing and review signals

What we measured

Each line is a measurement published as a measurement, never a verdict.

How these are measured

Each line is a measurement, published as a measurement. Where we have not looked, the line says so rather than reading as a zero.

Developer replies to reviews
Replies to fewer than 1 review in 20
Price in the store description
States no price and billing period
Cancelling, in the store description
Does not say how to cancel
Themes reported by reviewers
No theme reported
Counted from the reviews we have read for this app. "No theme reported" means no theme reached our reporting threshold — it is not a finding that nothing is wrong with this app, and we do not say it is.
Five-star share of ratings
Under 65% five-star
Arithmetic on the stores' own published rating counts. It says nothing about why the ratings fall where they do.

In the package we scanned

No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence about the app, not a finding about it.

Graded bands · predicate set 1.4 · how these are measured

What the analysis found

App-specific findings, grouped by what each one rests on. How they are graded lives on its own page.

Methodology

No review themes cleared the reporting threshold.

Assessment & version history

App changes and Appworthy events in one timeline.

Store listing updated to version 1.1.3.

What this app sells

Useful store-disclosed pricing, kept below the app listing.

Business modelFree

Prices and terms as disclosed by the store listing.