Comparison

PDF Reader vs NVR Mobile

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

All-in-One

About

PDF Reader

Features

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PDF Reader-store is your essential app for managing and viewing all your important documents. Go beyond just PDFs! Our app offers robust support for opening and displaying PDFs, Excel spreadsheets, Word documents, and various image files, all in one convenient place. Whether you're reviewing a report, checking a spreadsheet, or viewing an image, PDF Reader-store provides a seamless and intuitive experience. Keep your files organized and accessible, ensuring you're always prepared. Download PDF Reader-store today and streamline your document viewing!

About

NVR Mobile

Features

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- H.264 , MJPEG 코덱을 지원합니다. - Live 에서 PTZ 제어가 가능합니다. - 이미지를 저장할 수 있습니다. - 녹화된 영상 재생이 가능합니다. - 이벤트 검색 및 재생이 가능합니다. - 16ch 분할 화면까지 영상을 볼 수 있습니다. - 분할 화면에서 영상을 클릭하면 해당 영상만 보여집니다. ** 성능이 낮은 휴대폰에서는 영상 끊김이 발생할 수 있습니다.

Screenshots

PDF Reader4 screens

NVR Mobile4 screens

Verdict

The call

The clearest difference is ads: NVR Mobile at none against PDF Reader's shown. NVR Mobile also leads on update cadence (fortnightly vs every 114 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PDF Reader ships an update every 114 months, NVR Mobile fortnightly. The most recent releases landed on May 17, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 4 level

PDF Reader versus NVR Mobile: the parameters behind the verdict, then further details
Parameter	PDF Reader	NVR Mobile
Price	Free	Free
Update frequency	Every 114 months	Fortnightly — better
Ads	Yes	No — better
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	14.0 — better	15.6
Further details — not scored
Size	10 MB	37 MB
Age rating	4+	4+
Developer	Ramalingam Sivaramakrishnan	surv

In-app purchases

None

PDF Reader

No in-app purchases

None

NVR Mobile

No in-app purchases

Questions

Is PDF Reader free?

PDF Reader is free to download, with no in-app purchases.

Is NVR Mobile free?

NVR Mobile is free to download, with no in-app purchases.

Do PDF Reader or NVR Mobile have ads?

PDF Reader shows ads; NVR Mobile does not.

Which is updated more often, PDF Reader or NVR Mobile?

PDF Reader ships an update every 114 months, and NVR Mobile fortnightly. Most recently, PDF Reader was updated on May 17, 2026 and NVR Mobile on September 9, 2026.