Smart vs eTracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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)
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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
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.
- Effortless meter tracking
- Fuel log monitoring
- Expense insights
- Customizable reports
- Generate PDF reports
- Native share sheet integration
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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
Verdict
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
Both are free to download. eTracker sells 2 one-off in-app purchases. Smart asks for nothing beyond the download.
Smart ships an update every 8 months, eTracker monthly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.
| Parameter | Smart | eTracker |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 27.6% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Conrad Electronic SE | goo-mobile |
Customer experience
Smart
eTracker
In-app purchases
Smart
No in-app purchases
eTracker
- Support2 variants$1.99
- Pro Version$4.99
Questions
Is Smart free?
Is eTracker free?
Do Smart or eTracker have ads?
Which is updated more often, Smart or eTracker?
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