Comparison

Smart vs eTracker

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

Head to head
About

Smart

Monitor and control energy consumption with this Bluetooth-connected meter socket. Track voltage, current, wattage, and power factor in real-time. Forecast energy costs and set custom timers or overload protection.

Highlights
  • Real-time energy data (Voltage, Current, Wattage, Power Factor)
  • Energy consumption history and graph
  • Energy cost forecasting and estimation
  • Support for multiple energy meters
  • Programmable socket features (Timer, Scheduler, Overload protection)
Features
Read full description

Smart-Energy-Meter is a Bluetooth 4.0 connected Energy Meter Socket. It can seamlessly transmit your energy data: Voltage, Current, Wattage, Power Factor… to your Smart Phone. Besides, your Smart Phone can be your controller for the Socket. Features Record energy data: Voltage, Current, Wattage, Power Factor Energy consumption: History and Graph Display of minutes and hours Energy Cost: Forecast and Cost estimation of daily, monthly, yearly Support multi energy meter measurement at real time Set program to Socket: Timer, Scheduler, Overload protection, Low Standby power cut off Compatibility iPhone 4S, iPhone 5, iPhone5S, iPhone 5C, iPhone 6, iPhone 6 Plus iPod Touch 5th generation iPad 3rd generation (New iPad) iPad mini Requirement iOS 7.0 or later App Demo http://youtu.be/e5Sik6YCRu0

About

eTracker

Track your energy meter readings and fuel logs with this comprehensive utility app. Gain insights into consumption, monitor expenditures, and generate customizable PDF reports for detailed analysis and sharing.

Highlights
  • Effortless meter tracking
  • Fuel log monitoring
  • Expense insights
  • Customizable reports
  • Generate PDF reports
  • Native share sheet integration
Features
Read full description

Charging Tracker is the all-in-one solution for seamlessly managing both your energy consumption and fuel usage! This powerful app empowers you to effortlessly track energy meter readings and fuel logs, providing a comprehensive overview of your resource utilisation. Effortless Meter Tracking: Stay on top of your energy consumption with easy-to-use meter tracking. Record readings effortlessly and gain insights into your energy usage trends. Fuel Log Monitoring: Now, with the added feature, effortlessly keep track of your fuel consumption. Log fuel entries and monitor your usage patterns over time for a more comprehensive understanding. Expense Insights: Gain valuable insights into both your energy and fuel expenditures. Monitor spending trends, make informed decisions, and optimize your resource usage for cost-effective management. Customizable Reports: Dive deep into your data with fully customizable reports. Tailor reports to your preferences and select specific time frames for a detailed analysis of both energy and fuel usage. Generate PDF Reports: Transform your data into professional-looking PDF reports. Download, store in files, or share these reports effortlessly for both energy and fuel usage. Native Share Sheet Integration: Maximize convenience with native share sheet integration. Share, print, or explore various options seamlessly for both your energy and fuel reports.

Screenshots

Smart4 screens
eTracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Smart at none against eTracker's 3. Smart also leads on iOS requirement (8.0 vs 16.0). eTracker's advantage is update cadence (monthly vs every 8 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. eTracker sells 2 one-off in-app purchases. Smart asks for nothing beyond the download.

UpkeepUpdate frequency

Smart ships an update every 8 months, eTracker monthly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

Scorecard4 real differences · 6 level
Smart versus eTracker: the parameters behind the verdict, then further details
ParameterSmarteTracker
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews27.6% of reviews—
Number of ratings—1 — better
Update frequencyEvery 8 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better16.0
Further details — not scored
Size2 MB6 MB
Age rating4+4+
DeveloperConrad Electronic SEgoo-mobile

Customer experience

Smart

Written reviews29 reviews
Positive27.6%
Neutral10.3%
Negative62.1%

eTracker

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Smart

No in-app purchases

2 purchases

eTracker

One-time2
  • Support2 variants$1.99
  • Pro Version$4.99

Questions

Is Smart free?
Smart is free to download, with no in-app purchases.
Is eTracker free?
eTracker is free to download, with in-app purchases available.
Do Smart or eTracker have ads?
Neither Smart nor eTracker shows ads.
Which is updated more often, Smart or eTracker?
Smart ships an update every 8 months, and eTracker monthly. Most recently, Smart was updated on October 18, 2026 and eTracker on October 8, 2026.

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