NetGraph vs Dark Light
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NetGraph
This tool helps IT professionals and network engineers conduct comprehensive Wi-Fi surveys. It organizes floor plans, collects detailed Wi-Fi metrics, generates heatmaps, and produces professional PDF reports for client delivery. The workflow supports mobile sampling, problem documentation, and client demonstrations.
- Organize floor plans and target networks
- Collect detailed Wi-Fi metrics (RSSI, SNR, etc.)
- Perform latency, packet loss, and throughput tests
- Generate visual signal coverage heatmaps
- Export high-quality PDF reports
- Mobile sampling and data collection
- Project-based workflow for site data
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NetGraph is a professional Wi-Fi site survey and heatmap app for network engineers, IT teams, installers, and low-voltage integrators. From floor plans and field measurements to visual analysis and client-ready reports, NetGraph helps you find weak coverage, channel interference, roaming issues, latency, packet loss, and other network problems in one organized workflow. PROJECTS & FLOOR PLANS • Organize survey data by customer, project, and floor • Import floor plans from Photos or Files • Calibrate plan scale and choose the site type and survey precision • Define target Wi-Fi networks and manage sample points and measurements • Place routers, access points, and wireless controllers directly on the plan • Import, export, and archive project packages • Open project files created with earlier versions of NetGraph ON-SITE SURVEYS • Capture measurements immediately or plan sample points in advance • Create, move, and manage sample points on the floor plan • Add photos and notes, and flag locations that need to be surveyed again • Show each point's name or its current metric value • Keep every measurement tied to its real location for easier review and comparison WI-FI DIAGNOSTICS On Mac, NetGraph provides deeper Wi-Fi scanning and RF analysis, including: • Signal strength, signal-to-noise ratio, and noise • Channel, band, BSSID, and link rate • Wi-Fi standard, security, and IP details • Nearby access points, channel utilization, and interference conditions On iPhone and iPad, an optional Shortcut can collect enhanced Wi-Fi details during mobile surveys. NETWORK PERFORMANCE TESTING Measure real-world network performance in addition to wireless signal quality: • Internet and local network latency • Packet loss • Download throughput • Upload throughput Configure separate Internet or LAN test targets to help determine whether an issue comes from Wi-Fi coverage, the local network, or the upstream connection. WI-FI ROAMING TESTS • Observe transitions between access points • Track AP changes, latency, packet loss, and connection events • Save and review previous roaming sessions • Export roaming results as PDF Ideal for multi-AP environments such as offices, hotels, schools, retail spaces, and warehouses. MULTI-METRIC HEATMAPS Turn floor plans and survey measurements into heatmaps for signal strength, SNR, noise, link rate, download and upload throughput, latency, packet loss, and more. • Compare multiple metrics side by side • View plain-language explanations for each metric • Customize heatmap color palettes • Label points with their names • Label points with the metric shown on the current heatmap • Hide points completely for a clean heatmap view PNG & PDF EXPORT • Export heatmaps as PNG images • Create multi-page PDFs covering multiple floors and metrics • Generate a separate image or PDF page for each floor and metric combination • Choose the floors, metrics, and filename order • Show or hide sample points, network devices, and metric explanations • Display point names or the metric value for the current export page BUILT FOR MAC, IPHONE & IPAD The complete project, survey, performance testing, roaming, heatmap, and export workflow is available across Mac, iPhone, and iPad, with controls tailored to each device. Mac adds more comprehensive Wi-Fi scanning, channel utilization, and nearby interference analysis. iPhone and iPad make it easy to walk the site, collect measurements, verify fixes, and present results in the field. NetGraph supports English and Simplified Chinese, as well as Dark Mode, bringing Wi-Fi surveying, troubleshooting, and reporting together in one clear workflow. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://silentblankpage.github.io/NetGraph-terms.html
Dark Light
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You Decide: Dark or Light Dark Light is a lightweight browser extension where you decide how each website looks. Control your web! Dark Light isn't just another dark mode. It elegantly forces any website into dark or light mode. Set global defaults or customize rules per site. Unlike typical dark-mode extensions, Dark Light also gives you a reliable light mode. Darken bright sites, or turn dark sites back to light when you need it. Control Appearance Per Domain Set a global default, then give any website its own rule. Four Modes Follow System, Preserve Site Design, Force Dark, and Force Light are available as global defaults and per-site overrides. Domain Rules Give each website its own appearance mode, including optional subdomain matching. Not Just Dark Mode Most extensions stop at dark mode. Dark Light also includes Force Light, so dark websites can be switched back to light.
Screenshots
Verdict
The clearest difference is in-app purchases: Dark Light at none against NetGraph's 3. Dark Light also leads on price ($0.99 vs $1.99) and iOS requirement (15.6 vs 18.0). On update cadence, ads and device support 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
NetGraph costs $1.99 and Dark Light $0.99 up front. NetGraph sells 3 in-app purchases, starting at $1.99 per month. Dark Light asks for nothing beyond the download.
NetGraph ships an update every 11 days, Dark Light weekly. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.
| Parameter | NetGraph | Dark Light |
|---|---|---|
| Price | $1.99 | $0.99 — better |
| Positive reviews | 80.0% of reviews | — |
| Update frequency | Every 11 days | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 9 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 灿灿 李 | 涛 陈 |
In-app purchases
NetGraph
- Pro Monthly$1.991 Month
- Pro Yearly$14.991 Year
- Pro Lifetime$29.99
Dark Light
No in-app purchases









