Comparison

Network Toolbox Net security vs Full Screen Viewer

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

Head to head
About

Network Toolbox Net security

Analyze local and public networks for security issues and misconfigurations with over 50 tools. Features include IP scanning, port scanning, exploit tests, and SHODAN integration to expose online devices.

Highlights
  • WiFi Network IP scanning
  • Port scanning
  • SHODAN scan engine
  • Security exploit tests
  • Device information
  • NS-Lookup with domain info
  • Visual Traceroute
Features
Read full description

*** THE ORIGINAL - NetworkToolbox *** Read the Manual at: https://www.networktoolbox.de/ios-manual/ This App with its 50+ individual Tools helps to analyse local or public networks for security issues or wrong configurations. It provides various scanning options such as WiFi Network IP scanning, Port scanning and integrates the SHODAN scan engine, Security exploit tests and more. Feature summary: DEVICE INFORMATION ■ Device and public IP Address ■ Network interfaces (WiFi, 3G/4G) SHODAN AND MORPHEUS SEARCH ■ Expose online devices ■ Search by keyword, country, port, network, hostname MAP SEARCH ■ Search and expose online devices for on a given location NS-LOOKUP with DOMAIN INFORMATION ■ Provides information for a certain domain or ip ■ Provide information about the number of attacks (ISC) ■ Location of IP or Host display on a map ■ DNS records such as MX, A, TXT etc. WIFI NETWORK SCAN ■ Discover all devices on your network ■ Including IP, MAC, Vendor, Network Name PING ■ Ping IP or domain ■ Show Errors and RTT ■ Display results graphically WHOIS ■ Find out who is behind a certain domain DNS ■ Query ANY! DNS Server ■ See DNS record information such as A,TXT,CNAME,MX,SOA etc. ■ See and compare DNS Server response times VISUAL TRACEROUTE ■ Analyze how packets get to their destination SOCKETS ■ Socket analysis and terminal tool ■ Predefined protocols for Telnet, FTP, HTTP, POP3 and IMAP ■ Inspect server responses ■ Send arbitrarily data to the server FTP and SFTP CLIENT ■ Browse remote directory tree ■ Direct file viewing ■ File and directory operations ■ Upload and download of multiple files to device ■ Default password list check of FTP server ■ Public / Private Key support (New!) SSH CLIENT ■ Terminal client for SSL ■ Default password list check of server SFTP CLIENT ■ Same functionality as FTP MAC ADDRESS DB ■ Find out which vendor is responsible for which MAC address and v/v IP CALCULATION ■ Calculate net-masks, first-,last- addresses etc. HTTP BROWSER ■ Site Default password check ■ Possibility to select user agents from Blackberry over Firefox, IE, Safari and iOS ■ Display source code, plain text or hirachically browse XML SPIDER ■ Crawl website and collect all contained links ■ Analyze robots.txt ■ Both, websites and disallows robots content can be further analyzed BLUETOOTH ■ Scan and reveal Bluetooth LE devices CERTIFICATES ■ Inspect Server (e.g. HTTPS) certificates in a readable format BONJOUR and UPnP ■ Scan and discover Bonjour or UPnP services MAIL SERVER CHECK ■ Analyze issues with your mail settings LOCAL FILES ■ Handle files downloaded via FTP or SFTP or HTTP (New!) ■ File and directory operations ■ File viewer (PDF, Text, Image, HTML) ■ Open files in other apps, installed on your device ■ Send file via E-Mail HELP TEXTS ■ Each tool has a detailed description of their purpose and how to use Subscribe to access to premium app features; subscription details are the following: • Length: weekly, monthly, yearly • Your payment will be charged to your iTunes Account as soon as you confirm your purchase • You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase • Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period • The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period • When cancelling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded • Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Full Screen Viewer

View PDF files and various image formats on your smartphone or tablet with a focus on essential functions for workplace efficiency. Offers smooth operation, one-handed use, and powerful magnification for detailed viewing of blueprints, documents, and photos.

Highlights
  • Full screen display
  • One-handed operation
  • View PDF and image files
  • Magnify up to 100x
  • Smooth zoom and page switching
  • Read files from various locations
  • File management and history
Read full description

Full Screen Viewer is an app for viewing PDF files and images on smartphones and tablets. For those who are actively working, the selection of tools to use is essential for improving work efficiency. This app was developed based on the views of such people, with consideration for ease of use in the actual workplace by focusing on the necessary functions rather than aiming for multiple functions. [Features] · Full screen display · Smooth operation · Can be operated with one hand · Display PDF files and multiple types of image files (JPEG, PNG, GIF, BMP, TIFF) · Files can be magnified up to 100x · You can zoom in to the maximum size or zoom out to the minimum size with a single drag without having to drag again and again. · You can easily switch the screen orientation between portrait and landscape by simply changing the orientation of the device to portrait or landscape. · For PDF files with multiple pages, you can move between the pages. [Use Cases] · Display blueprints (plans) Main target users: Engineers This app allows files to be magnified up to a very high magnification level, so it is ideal for viewing PDF blueprints (plans) with detailed drawings. Also, since it can be operated with one hand, you can perform other tasks at the same time with the other hand, such as writing with pen. · Display various documents Main target users: Sales staff, consultants It supports PDF files with multiple pages, so you can move between the pages. It is suitable for displaying catalogs, pamphlets, and various documents. You can move between pages and change magnification levels with smooth operations with the full screen display to view for yourself or to show customers while giving an explanation. · Super magnification of photos Main target users: Photographers Since photos can be magnified up to 100x, you can magnify photos with complex machines, crowds, and various objects to see the details. [List of Functions] · Display PDF files and images (JPEG, PNG, GIF, BMP, TIFF) · Selection of operation method You can choose from 3 types of operation methods. Operation 1 Tilt the device to move Drag the screen to zoom in/out Operation 2 Drag the screen to move Drag the screen to zoom in/out Operation 3 Drag the screen to move Pinch in/out to zoom in/out · Change the maximum magnification level · PDF page switching · Read files in various locations Photos in the photo library PDF files and images in the device (iPhone/iPad) PDF files and images in Dropbox Download and display files by entering a URL (The URL can be entered directly or with a QR code) · File management Confirm view history View history is saved without limit (deleted manually) Read and delete files viewed in the past · Share files with friends and collaborators · Switch the screen orientation (portrait/landscape display) · Lock/unlock the screen orientation *A subscription is required to be able to use all the functions.

Screenshots

Network Toolbox Net security4 screens
Full Screen Viewer4 screens

Verdict

The call

The clearest difference is rating: Network Toolbox Net security at 4.6 against Full Screen Viewer's 3.7. Network Toolbox Net security also leads on ratings volume (3.3K vs 3). Full Screen Viewer's advantage is update cadence (fortnightly vs every 2 months). On price, ads, in-app purchases and monetization model 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. Network Toolbox Net security sells 12 in-app purchases, starting at $2.99 per 7 days and Full Screen Viewer sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Network Toolbox Net security holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: Network Toolbox Net security has 3.3K ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Network Toolbox Net security ships an update every 2 months, Full Screen Viewer fortnightly. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 7 level
Network Toolbox Net security versus Full Screen Viewer: the parameters behind the verdict, then further details
ParameterNetwork Toolbox Net securityFull Screen Viewer
PriceFreeFree
Rating4.6 (3.3K ratings) — better3.7 (3 ratings)
Positive reviews75.2% of reviews—
Number of ratings3.3K — better3
Update frequencyEvery 2 monthsFortnightly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size152 MB31 MB
Age rating17+4+
DeveloperWHATSTICKER APPS SRLAkane Tominaga

Customer experience

Network Toolbox Net security

All ratings3,303 ratings
Positive89.5%
Neutral3.6%
Negative6.9%
Written reviews395 reviews
Positive75.2%
Neutral4.1%
Negative20.8%

Full Screen Viewer

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Network Toolbox Net security

Reported bugs

3 issues
  • Bluetooth configuration issues
  • Unreliable website links
  • Freezing and crashing on certain devices

Requested features

4 requests
  • Dark mode option
  • More advanced network scanning capabilities
  • Improved documentation and tutorials
  • Restore previous one-time purchase model

Full Screen Viewer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Network Toolbox Net security

Subscriptions12
  • Wekkly Premium7 Days trial$2.997 Days
  • Weekly premium$2.997 Days
  • Weekly premium$4.997 Days
Show 9 more
  • Weekly premium7 Days trial$4.997 Days
  • Monthly premium7 Days trial$9.991 Month
  • Monthly premium$9.991 Month
  • Yearly premium7 Days trial$29.991 Year
  • Yearly premium$29.991 Year
  • Yearly premium7 Days trial$49.991 Year
  • Yearly premium$49.991 Year
  • Yearly premium7 Days trial$79.991 Year
  • Yearly premium$79.991 Year
4 purchases

Full Screen Viewer

Subscriptions4
  • One month subscription$1.991 Month
  • PRO version (Monthly)$1.991 Month
  • One year subscription$22.491 Year
Show 1 more
  • PRO version (Yearly)$22.491 Year

Questions

Is Network Toolbox Net security free?
Network Toolbox Net security is free to download, with in-app purchases available.
Is Full Screen Viewer free?
Full Screen Viewer is free to download, with in-app purchases available.
Which has better reviews, Network Toolbox Net security or Full Screen Viewer?
Network Toolbox Net security is rated higher. Network Toolbox Net security averages 4.6 out of 5 from 3.3K ratings, while Full Screen Viewer averages 3.7 from 3 ratings.
Do Network Toolbox Net security or Full Screen Viewer have ads?
Both Network Toolbox Net security and Full Screen Viewer show ads.
Which is updated more often, Network Toolbox Net security or Full Screen Viewer?
Network Toolbox Net security ships an update every 2 months, and Full Screen Viewer fortnightly. Most recently, Network Toolbox Net security was updated on October 12, 2026 and Full Screen Viewer on October 4, 2026.

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