Comparison

Atom Smart Metering vs Open Port Scanner

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

Head to head
About

Atom Smart Metering

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This app can be used to buy prepaid tokens for water, electricity or gas meters that are supplied by Atom and loaded on the Atom SGC. The App also allows the end-user to see his/hers token history for past prepaid purchases. The end-user will be able to see and manage all of his/hers devices on one mobile application.

About

Open Port Scanner

This tool allows network engineers and security professionals to check the port status of IP addresses or hosts directly from their Apple devices. It enables on-the-go network analysis and security assessments without needing a laptop.

Highlights
  • Check port status of IP addresses
  • Check port status of hosts
  • Perform scans from iPhone, iPad, Apple Watch
  • No laptop required for scans
  • On-the-go network analysis
  • Security assessments
Features
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Open Port Scanner is an easy to use tool designed for network engineers and application security professionals to efficiently check the port status of an IP address or host directly from their iPhone, iPad or Apple Watch. With this app, users can easily perform port scans without the need for a laptop, making it convenient and accessible for on-the-go network analysis and security assessments.

Screenshots

Atom Smart Metering4 screens
Open Port Scanner2 screens

Verdict

The call

The clearest difference is price: Atom Smart Metering at Free against Open Port Scanner's $0.99. Atom Smart Metering also leads on iOS requirement (15.6 vs 17.0). Open Port Scanner's advantage is update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases 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

Atom Smart Metering is free to download; Open Port Scanner costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Atom Smart Metering ships an update every 2 months, Open Port Scanner every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 6 level
Atom Smart Metering versus Open Port Scanner: the parameters behind the verdict, then further details
ParameterAtom Smart MeteringOpen Port Scanner
PriceFree — better$0.99
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.6 — better17.0
Further details — not scored
Size32 MB1 MB
Age rating17+4+
DeveloperAccitrackDavid Lent

In-app purchases

None

Atom Smart Metering

No in-app purchases

None

Open Port Scanner

No in-app purchases

Questions

Is Atom Smart Metering free?
Atom Smart Metering is free to download, with no in-app purchases.
Is Open Port Scanner free?
Open Port Scanner costs $0.99, with no in-app purchases.
Do Atom Smart Metering or Open Port Scanner have ads?
Neither Atom Smart Metering nor Open Port Scanner shows ads.
Which is updated more often, Atom Smart Metering or Open Port Scanner?
Atom Smart Metering ships an update every 2 months, and Open Port Scanner every 3 weeks. Most recently, Atom Smart Metering was updated on November 3, 2026 and Open Port Scanner on November 4, 2026.

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