Comparison

LEM NFC vs Energy Wi

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

Head to head
About

LEM NFC

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This App allows LEM Elettronica NFC Devices management (iOS 13 or later), starting from MSP3-5G and DSP15-5G

About

Energy Wi

Monitor your home's energy consumption with an intuitive interface. View real-time, hourly, daily, and monthly usage details through interactive graphs. Receive alerts for exceeding power or consumption thresholds.

Highlights
  • Instant consumption details
  • Hourly and daily consumption graphs
  • Monthly consumption details
  • Consumption history download
  • Power threshold alarms
  • Device transfer
Features
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Energy Wi-Fi is the new Vemer app which allows you to view your home's consumption comfortably, thanks to an extremely intuitive interface, anywhere and at any time. INSTANT CONSUMPTION DETAILS Displays partial consumption and total consumption of instantaneous measured values, such as voltage, current and power RESETTING PARTIAL DATA Reset the partial counter at any time by starting it from zero DETAILS OF HOURLY AND DAILY CONSUMPTION View hourly and daily consumption details via an interactive graph and from multiple devices Get more features with the Premium version MONTHLY CONSUMPTION DETAILS View monthly consumption details via an interactive graph DOWNLOAD CONSUMPTION HISTORY Download consumption history and share it on any device POWER THRESHOLD ALARM AND CONSUMPTION EXCEEDED WARNING Receive a notification when the preset power and/or consumption threshold is exceeded DEVICE TRANSFER Quickly and easily transfer the management of all your devices to another user Install it immediately! To know more www.vemer.it Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LEM NFC4 screens
Energy Wi4 screens

Verdict

The call

The clearest difference is in-app purchases: LEM NFC at none against Energy Wi's 1. On price, update cadence, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Energy Wi sells 1 in-app purchase, starting at $1.99 per year. LEM NFC asks for nothing beyond the download.

UpkeepUpdate frequency

LEM NFC ships an update monthly, Energy Wi every 6 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

Scorecard1 real difference ยท 7 level
LEM NFC versus Energy Wi: the parameters behind the verdict, then further details
ParameterLEM NFCEnergy Wi
PriceFreeFree
Positive reviewsโ€”0.0% of reviews
Update frequencyMonthly โ€” betterEvery 6 weeks
AdsNoNo
In-app purchasesNo โ€” betterYes
Monetizationโ€”Freemium
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.2 โ€” better15.0
Further details โ€” not scored
Size36 MB34 MB
Age rating4+4+
DeveloperLEM ELETTRONICA SRLVemer S.p.A.

In-app purchases

None

LEM NFC

No in-app purchases

1 purchases

Energy Wi

Subscriptions1
  • Premium$1.991 Year

Questions

Is LEM NFC free?
LEM NFC is free to download, with no in-app purchases.
Is Energy Wi free?
Energy Wi is free to download, with in-app purchases available.
Do LEM NFC or Energy Wi have ads?
Neither LEM NFC nor Energy Wi shows ads.
Which is updated more often, LEM NFC or Energy Wi?
LEM NFC ships an update monthly, and Energy Wi every 6 weeks. Most recently, LEM NFC was updated on October 27, 2026 and Energy Wi on November 3, 2026.

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