Software Alternatives & Startups

SubnetLens VS JavaScript Tutorial

Compare SubnetLens VS JavaScript Tutorial and see what are their differences

SubnetLens

Windows visual network scanner for IT admins, names every device, identifies it if possible, 26 built-in tools, live monitoring, and per-device port-change alerts. 100% local.

Rating
0 reviews
Pricing
Freemium $79 / One-off (Pro Version)
JavaScript Tutorial

JavaScript is a lightweight, interpreted programming language.

Rating
0 reviews
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, SubnetLens seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
1 vs 0
Network Monitoring popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

SubnetLens
JST
JavaScript Tutorial
Website subnetlens.com appcreator24.com
Pricing
Freemium $79 / One-off (Pro Version) Official pricing
—
Platforms
Windows
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Company Startup from the United Kingdom · 1 - 9 employees · 2026 —
Listed in —

About SubnetLens and JavaScript Tutorial

In their own words, as submitted to SaaSHub.

SubnetLens
JST
JavaScript Tutorial

Subnetlens is a Windows desktop network scanner for IT pros, sysadmins, MSPs, and home-labbers everything runs 100% locally, with no cloud and no telemetry. Open it and within seconds it discovers every device on your network, names each one and works out what it is (it recognizes 1,451 device...

Read more about SubnetLens

No description of JavaScript Tutorial yet.

Features and specs

What each product offers, as listed by its team.

SubnetLens 12 features
JST
JavaScript Tutorial 5 features
  • Platform
    Windows 10 / 11 (desktop)
  • Pricing
    Free tier + $79 one-time Pro — no subscription
  • Data privacy
    100% local — no cloud, no telemetry, no account
  • Device identification
    Names every device — 1,451-type classifier
  • Live monitoring
    Continuous mDNS/SSDP (Live Mode)
  • Port history
    Per-device, with "new service" alerts
  • Topology map
    Interactive, multiple layouts + export
  • Built-in IT tools
    26 (ping, traceroute, MTR, DNS, WHOIS, TLS…)
  • Credential vault
    AES-256-GCM, stored on-device
  • Risk scoring
    Per-device + deep security scans
  • Integrations
    Prometheus, webhooks (Slack/Discord/Teams), SNMP
  • Scheduled scans
    Cron + interval, with webhook alerts
  • Accessible Learning Format
    Delivered as a mobile/web app, allowing learners to study JavaScript concepts on-the-go from their smartphones without needing a desktop setup.
  • Free or Low-Cost Access
    Apps built on platforms like AppCreator24 are often free or inexpensive, making it easy for beginners to start learning JavaScript without financial commitment.
  • Beginner-Friendly Structure
    Likely organized into simple, bite-sized lessons or modules that help newcomers grasp basic JavaScript syntax and concepts step-by-step.
  • Convenient for Quick Reference
    Useful as a quick-reference tool for reviewing JavaScript basics such as variables, functions, and loops without needing to search through lengthy documentation.
  • No Installation of Development Tools Required
    Since it's app-based, users can review tutorial content without setting up a full coding environment, which is helpful for on-the-go review.

Possible disadvantages

  • Limited Interactivity
    Unlike dedicated coding platforms (e.g., Codecademy or freeCodeCamp), apps built with generic app builders like AppCreator24 often lack live code editors or interactive exercises for hands-on practice.
  • Potentially Outdated or Shallow Content
    Tutorials hosted on third-party app-building platforms may not be regularly updated to reflect modern JavaScript (ES6+) features or best practices.
  • No Community or Support System
    Lacks the peer support, forums, or instructor access found in established learning platforms, making it harder to get help when stuck.
  • Unverified Credibility of Content Creator
    Since this is a user-generated app rather than content from a recognized educational institution or established tutorial site, the accuracy and depth of the material may be inconsistent or unverified.
  • Limited Scalability for Advanced Topics
    Such apps are typically designed for basic tutorials and may not adequately cover advanced JavaScript topics like asynchronous programming, closures, or frameworks (React, Node.js, etc.).

Analysis

An editorial look at what each product does well and who it suits.

SubnetLens
JST
JavaScript Tutorial

Overall verdict

  • I don't have verified information about SubnetLens (subnetlens.com) in my knowledge base, so I can't confirm its features, quality, or reputation with confidence. It may be a newer or niche tool that isn't well-documented in publicly available sources I was trained on. I'd recommend checking recent user reviews, testing any free tier or trial, and verifying claims directly on their website before committing.

Why this product is good

  • Insufficient verified data available to confirm specific strengths or unique selling points of this product
  • Unable to validate claims about accuracy, pricing, or performance without firsthand or well-documented third-party sources
  • Recommend checking current reviews on platforms like Trustpilot, G2, or Reddit for real user experiences
  • Look for transparency about the company, its team, and how the tool sources or processes network/subnet data

Recommended for

  • Users who want to independently verify tool credibility before adoption
  • Network administrators or IT professionals researching subnet calculation or management tools who should compare multiple options
  • Anyone willing to test a free trial or demo version before making a purchasing decision

Overall verdict

  • appcreator24.com's JavaScript Tutorial appears to be a basic, free introductory resource for learning JavaScript, suitable for absolute beginners but lacking the depth, community support, and structured curriculum of more established platforms like MDN, freeCodeCamp, or Codecademy.

Why this product is good

  • Free and accessible without requiring account creation or payment
  • Simple, beginner-friendly presentation of core JavaScript concepts
  • Useful as a quick reference for basic syntax and examples
  • Low barrier to entry for people just starting to explore programming

Recommended for

  • Absolute beginners wanting a quick, no-cost introduction to JavaScript basics
  • Learners looking for simple reference material rather than in-depth courses
  • Users who want a supplementary resource alongside more comprehensive tutorials
  • Casual learners exploring whether they enjoy coding before committing to structured courses

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
SubnetLens
JST
JavaScript Tutorial
100% 100%
0% 0%
100% 100%
0% 0%
100% 100%
0% 0%
100% 100%
0% 0%

Questions & Answers

As answered by people managing SubnetLens and JavaScript Tutorial.

Who are some of the biggest customers of your product?

SubnetLens's answer

System admins, Network or IT Professionas

Which are the primary technologies used for building your product?

SubnetLens's answer

  • Electron + React — the desktop app
  • Node.js — the scanning engine and 26 diagnostic tools
  • Vite + Tailwind CSS — the UI
  • vis-network — the interactive topology map
  • A privacy-first Cloudflare Workers backend for licensing (no user data stored)

What's the story behind your product?

SubnetLens's answer

SubnetLens started from a simple frustration: the free network scanners are basic and barely maintained, while the capable tools are either cloud subscriptions or cost thousands a year per site. There wasn't a modern, local-first option that just told you what's on your network and watched it for changes — without sending your data to someone else's cloud. So we built one: a fast, visual Windows scanner that names every device, tracks how your network changes over time, and keeps 100% of the data on your machine. One-time price, no telemetry.

How would you describe the primary audience of your product?

SubnetLens's answer

  • SMB and solo IT admins managing a network without a big budget
  • Sysadmins, MSPs and IT contractors doing discovery and audits
  • Home-lab and self-hosting enthusiasts who want to see and monitor every device Anyone who finds Advanced IP Scanner too basic but won't pay $1,000/year for an enterprise SaaS tool.

Why should a person choose your product over its competitors?

SubnetLens's answer

  • vs Advanced IP Scanner / Angry IP Scanner — free but basic and barely updated. SubnetLens adds live monitoring, port history, risk scoring, a credential vault and a modern UI.
  • vs Fing Desktop — no subscription. SubnetLens is one-time $79 and tracks ports per device, not just devices.
  • vs Auvik / Domotz / Lansweeper — no cloud dependency and no $500–1,000/year/site bill. Your data stays local and you pay once. More capable than the free tools, far cheaper than the enterprise ones, and everything stays on your machine.

What makes your product unique?

SubnetLens's answer

A few things no other consumer-priced scanner combines: - It names and identifies every device — recognizes 1,451 device types by hostname, so you see "Canon G5000 printer" or "Synology NAS," not just an IP. - Per-device port history — records the exact moment a new service opens on a device, so you catch a server that suddenly started running RDP. Enterprise tools charge thousands a year for this. - Live Mode — continuous mDNS/SSDP listening catches devices the moment they appear, between scans. - 100% local — no cloud, no telemetry, no account. Your scan data never leaves your machine. - One one-time price, with an encrypted credential vault, 26 IT tools, scheduling, SNMP, IPAM and a Prometheus endpoint all bundled in.

User comments

Share your experience with using SubnetLens and JavaScript Tutorial. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

SubnetLens 1 mention
JST
JavaScript Tutorial 0 mentions
  • Ask HN: What are your personal websites?
    My new application https://subnetlens.com/ What do you guys think of my work? - Source: Hacker News / 3 months ago

Tracking JavaScript Tutorial since Aug 2022.

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