Comparison

coreVIEWER vs TCP Port Scanner

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

Head to head
About

coreVIEWER

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With the app coreVIEWER measurement data of the smart sensor can be transferred to a mobile device, displayed and recorded. All sensors, measuring amplifiers and gateways can be connected, configured and visualized via the coreVIEWER app. coreVIEWER in a short portrait: Overview of all available sensors Simultaneous connection with up to 4 measuring amplifiers Live display and recording of measurement data Configuration of measuring amplifier and gateway Starting the data logger on the measuring amplifier Different display modes Programming of thresholds and events Measurement data in dashboard view: Measurement data are clearly displayed on the dashboard. For each measured value, the average value is displayed with min / max values, the time interval is configurable. The measured values can be reset by a tare function (to zero). Measurement data in diagram view: By tapping on a measured variable, it is illustrated in a diagram as a function of time. Recording measurements: A REC button is used to start or end a recording of the measured variables, which is saved as a CSV file on the device.

About

TCP Port Scanner

This network utility allows technical users to perform TCP port scanning and basic network diagnostics on their device. It detects open TCP ports on reachable hosts within a specified range and provides selectable text output for easy analysis. Optimized for quick scanning without consuming excessive resources.

Highlights
  • TCP Port Scanner
  • Selectable Text Output
  • Low Overhead, High Responsiveness
  • Mobile-First Network Tool
  • Network Diagnostics
  • Service Verification
Features
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This application provides a lightweight and efficient network utility designed for technical users who need to perform TCP port scanning and basic network diagnostics directly from their device. No root access is required. Simply specify an IP address and a port range to initiate a scan. Key Features - TCP Port Scanner Detects open TCP ports on reachable hosts within a specified range. Useful for network diagnostics, service verification, and security assessments. - Selectable Text Output Scan results are aggregated into a single selectable text block, enabling easy copying, logging, and external analysis. - Low Overhead, High Responsiveness Optimized for quick scanning without unnecessary background processes or resource consumption. - Mobile-First Network Tool Execute network checks, service availability tests, and connectivity validation directly from your smartphone. Target Users This tool is intended for IT professionals, including: - Network engineers - System administrators - Security analysts - DevOps and SRE practitioners - Users managing home or small-office networks - Technicians verifying IoT device connectivity Legal and Ethical Notice This application must be used only on networks and devices for which you have explicit authorization. Unauthorized port scanning may violate local laws, organizational policies, or service agreements.

Screenshots

coreVIEWER4 screens
TCP Port Scanner2 screens

Verdict

The call

The clearest difference is in-app purchases: coreVIEWER at none against TCP Port Scanner's 1. coreVIEWER also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TCP Port Scanner sells 1 one-off in-app purchase. coreVIEWER asks for nothing beyond the download.

UpkeepUpdate frequency

coreVIEWER ships an update every 2 months, TCP Port Scanner monthly. The most recent releases landed on October 16, 2026 and October 20, 2026 respectively.

Scorecard3 real differences · 6 level
coreVIEWER versus TCP Port Scanner: the parameters behind the verdict, then further details
ParametercoreVIEWERTCP Port Scanner
PriceFreeFree
Rating—4.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size71 MB26 MB
Age rating4+4+
Developercore sensing GmbHakira ohmachi

In-app purchases

None

coreVIEWER

No in-app purchases

1 purchases

TCP Port Scanner

One-time1
  • Remove Ads$1.99

Questions

Is coreVIEWER free?
coreVIEWER is free to download, with no in-app purchases.
Is TCP Port Scanner free?
TCP Port Scanner is free to download, with in-app purchases available.
Do coreVIEWER or TCP Port Scanner have ads?
TCP Port Scanner shows ads; coreVIEWER does not.
Which is updated more often, coreVIEWER or TCP Port Scanner?
coreVIEWER ships an update every 2 months, and TCP Port Scanner monthly. Most recently, coreVIEWER was updated on October 16, 2026 and TCP Port Scanner on October 20, 2026.

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