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Nmap VS TeamViewer

Compare Nmap VS TeamViewer and see what are their differences

SetMe
Remote support software that just works. Securely access attended or unattended computers from anywhere. featured
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  3. » Reviews
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Nmap logo Nmap

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

TeamViewer logo TeamViewer

TeamViewer lets you establish a connection to any PC or server within just a few seconds.
  • Nmap Landing page
    Landing page //
    2022-06-15
  • TeamViewer Landing page
    Landing page //
    2023-05-10

Nmap features and specs

  • Comprehensive Scanning
    Nmap can perform a wide variety of scans, including port scanning, service detection, and OS fingerprinting, making it a versatile tool for network exploration and security auditing.
  • Open Source
    As an open-source tool, Nmap is free to use and has a large community of users contributing to its development and improvement.
  • Scripting Engine
    The Nmap Scripting Engine (NSE) allows users to write custom scripts to automate tasks, detect vulnerabilities, and extract information, significantly extending its capabilities.
  • Cross-Platform Support
    Nmap is available on multiple platforms, including Windows, Linux, and macOS, ensuring broad accessibility for users.
  • Large Knowledge Base
    Nmap has extensive documentation and a wealth of online resources, tutorials, and community support, making it easier for beginners to learn and use the tool effectively.
  • Performance Optimization
    Nmap is designed to be efficient and can handle large networks, making it suitable for both small-scale and enterprise-level scanning.

Possible disadvantages of Nmap

  • Complexity
    Due to its extensive features and options, Nmap can be overwhelming for beginners, requiring a steep learning curve to fully utilize its capabilities.
  • Potential for Misuse
    Nmap can be used for malicious activities such as unauthorized network scanning, potentially leading to security violations and ethical concerns.
  • Permission Issues
    Using Nmap without proper authorization can be illegal in some jurisdictions, and unauthorized scans can be considered invasive or hostile by network administrators.
  • False Positives/Negatives
    Like any scanning tool, Nmap can produce false positives and negatives, requiring additional verification and analysis to ensure accuracy.
  • Resource Intensive
    Some Nmap scans, especially comprehensive ones, can be resource-intensive, potentially affecting network performance and consuming significant CPU and memory resources.
  • Network Disruption
    Aggressive scanning techniques used by Nmap can disrupt network services and lead to denial of service, particularly in sensitive or critical environments.

TeamViewer features and specs

  • Cross-Platform Compatibility
    TeamViewer supports multiple operating systems including Windows, macOS, Linux, iOS, and Android, making it versatile for various user needs.
  • Ease of Use
    The interface is user-friendly and intuitive, which makes it easy for both technical and non-technical users to navigate and use the software.
  • Comprehensive Features
    The software offers a wide range of features including remote control, file transfer, VPN, and remote printing, which can address various remote support needs.
  • High Security
    TeamViewer uses end-to-end encryption, two-factor authentication, and other security measures to protect data and ensure safe remote connections.
  • Free for Personal Use
    TeamViewer offers a free version for personal, non-commercial use, allowing individual users to leverage its functionalities without cost.
  • Support for Multiple Users
    The software allows multiple users to connect to a single session, which can be beneficial for collaborative work or support scenarios.
  • Fast and Reliable Performance
    TeamViewer provides fast connection speeds and stable performance, minimizing lag and disruptions during remote sessions.

Possible disadvantages of TeamViewer

  • High Cost for Commercial Use
    The pricing for commercial licenses can be high, especially for small businesses, which can make it less affordable for some users.
  • Occasional Connection Issues
    Some users report occasional connection drops and latency issues, which can interrupt remote sessions.
  • Complex Licensing Model
    The licensing model can be complex and confusing, with various tiers and features that can be difficult to navigate for potential buyers.
  • Resource Intensive
    TeamViewer can be resource-intensive, potentially slowing down the performance of the host and client machines during remote sessions.
  • Limited Free Version
    The free version has limitations on functionality and usage time, which can restrict its utility for more extensive or professional use.
  • Privacy Concerns
    There have been concerns regarding privacy and data security, with some reports of unauthorized access, although these are relatively rare.

Nmap videos

+ Add

Nmap Tutorial For Beginners - 1 - What is Nmap?

More videos:

  • Review - Nmap - Review of Scan Types
  • Review - LABS 50 Bypassing Windows Firewall Using Nmap Evasion Techniques REVIEW

TeamViewer videos

+ Add

Teamviewer Remote Access - How to use and Review

Category Popularity

0-100% (relative to Nmap and TeamViewer)

Nmap

TeamViewer

Monitoring Tools
61 61%
Monitoring Tools
39% 39
Remote Desktop
0 0%
Remote Desktop
100% 100
Security
100 100%
Security
0% 0
Remote PC Access
0 0%
Remote PC Access
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Nmap and TeamViewer

Nmap Reviews

The Top 5 Open Source Vulnerability Scanners
Nmap is a tool that scans ports, does service fingerprinting, and identifies versions of operating systems. Nmap also comes with a scripting engine that detects security vulnerabilities. Once these are detected, Vulcan’s platform can help you to prioritize and fix vulnerabilities.
Source: vulcan.io
9 Best Angry IP Scanner Alternatives Reviewed 2021 (Free & Paid)
If you’re a network administrator looking for more depth and raw power from a port scanner, look no further than Nmap. What Nmap lacks in frills and functional GUI it makes up for with sheer command-line based power. If you’re not a fan of strictly just a command-line interface, you can always use Zenmap, which is the exact same software just with a graphical interface. Both...
Source: www.comparitech.com
15 Best Nmap Alternatives Network Security Scanner
Nmap is an open-source tool that lots of IT professionals find useful in their careers. It is a tool that can locate available hosts and other services that they offer within a network. The Nmap program makes use of raw IP packets to find the hosts and services that are available.
Source: technicalustad.com
10 Best WireShark Alternatives for Android Devices in 2021
Nmap is a popular open-source network scanning app for Android and desktop. While it works on both rooted and non-rooted Android, you get more functionality during a rooted Android smartphone. Like some apps, Nmap is not available on Google play store or their website.
Source: techreen.com
Alternatives to Nmap: from simple to advanced network scanning
This month marks the 20th anniversary of Nmap, the open-source network mapping tool that became the standard used by many IT professionals, but that can be a bit much if you only need to do general network maintenance and are intimidated by its command-line interface.
Source: www.networkworld.com

TeamViewer Reviews

  1. cico3466
    · user at PCHardware ·
    First Organization

    TeamViewer is a beginner-friendly, feature-rich remote desktop management tool that boasts exceptional security features, an intuitive user interface, and a great selection of extra screen sharing and conferencing tools.

    🏁 Competitors: Microsoft Teams, AnyDesk
    👍 Pros:    Beginner-friendly interface
    👎 Cons:    Could be expensive for some
Top Remote Desktop Software for Gaming
TeamViewer is one of the most well-known remote desktop software worldwide. As one of the fastest remote desktop for gaming solutions, TeamViewer is unique in delivering support in more than 30 languages.
Source: cloudzy.com
10 Best Teamviewer Alternatives
The first remote access program that comes to mind when looking for an alternative to Teamviewer is Anydesk. The office of this company is also located in Germany and it is believed that the founders of Anydesk are former employees of Teamviewer.
Source: medium.com
Top 10 Duet Display Alternatives (Free and Paid) Reviewed | 2022
Duet Display vs TeamViewer: The app allows you to monitor devices remotely and is a bit different than Duet Display Therefore, it is obvious that you can use Team Viewer to add a second screen to your computer. The process is quite simple as you just need to download and install the app and you can remotely transfer the screen.
Source: mediapeanut.com
Top 10 Android Remote Access Tools
TeamViewer is considered by many to be the best remote access software Android users can obtain. The tool requires a bit more effort to set it up, but the advanced feature set and performance make it worth your time. While the free version is stable for personal use, businesses that want to implement TeamViewer need to purchase a paid subscription. The tool is great for...
Source: www.helpwire.app
15 Best Parsec Alternatives [Remote Desktop Tools] in 2022
TeamViewer is an app that allows remote access and control to any desktop and mobile platform. It gives you access to any computer or mobile device and allows you to operate them as if you are there. It is a great alternative to Parsec as you can access your gaming PC through your mobile phone or any device of your choice and will be able to play your games from there easily.
Source: phreesite.com

Social recommendations and mentions

Based on our record, Nmap seems to be more popular. It has been mentiond 200 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Nmap mentions (200)

  • 🛡️ Top 10 Free Penetration Testing Tools Every Security Team Should Use in 2025
    Nmap (Network Mapper) is like a GPS for your network. Scan ports, find devices, and discover what’s alive and vulnerable. - Source: dev.to / 22 days ago
  • 3 Types of Chaos Experiments and How To Run Them
    Start by mapping out your network’s topology, including routers, switches, gateways, and the connections between different segments. Tools like Nmap or network diagram software can help visualize your network’s structure. - Source: dev.to / 25 days ago
  • How to Install and Use Nmap in Termux
    If you want to scan a website, Nmap can help you find its open ports, see active IPs, and get other important details quickly. For anyone serious about cybersecurity, Nmap is a necessary tool. To learn more, visit their official website at Nmap.org. - Source: dev.to / 29 days ago
  • Your First Ethical Hack: Learn Network Scanning with Nmap
    Starting Nmap 7.80 ( https://nmap.org ) at 2025-04-12 00:10 IST Nmap scan report for scanme.nmap.org (45.33.32.156) Host is up (0.24s latency). Other addresses for scanme.nmap.org (not scanned): 2600:3c01::f03c:91ff:fe18:bb2f Not shown: 991 closed ports PORT STATE SERVICE 22/tcp open ssh 25/tcp filtered smtp 80/tcp open http 135/tcp filtered msrpc 139/tcp filtered netbios-ssn 161/tcp ... - Source: dev.to / about 1 month ago
  • The Impact of Open-Source Tools in Cyber Warfare: A Deep Dive
    The democratization of powerful software technologies is a double-edged sword. On one hand, open-source tools empower organizations and individuals to bolster their cybersecurity defenses without incurring steep financial costs. On the other hand, these same tools can be harnessed by malicious actors, leading to a surge in both the frequency and sophistication of cyberattacks. Open-source resources like Metasploit... - Source: dev.to / 2 months ago
View more

TeamViewer mentions (0)

We have not tracked any mentions of TeamViewer yet. Tracking of TeamViewer recommendations started around Mar 2021.

What are some alternatives?

When comparing Nmap and TeamViewer, you can also consider the following products

Angry IP Scanner - Open-source and cross-platform network scanner designed to be fast and simple to use

AnyDesk - AnyDesk is the world's most comfortable remote desktop application. Access all your programs, documents and files from anywhere, without having to entrust your data to a cloud service.

Zenmap - Zenmap is the official cross-platform GUI for the Nmap Security Scanner.

join.me - Instant screen sharing. Instant Aha!

Cisco DNA Center - Find and resolve network issues with Cisco DNA Center. Provides software-based network automation and assurance. Control and manage intent-based networks.

LogMeIn - LogMeIn gives you fast, easy remote access to your PC or Mac from your browser, desktop and mobile...

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