Comparison

IoTMeter vs MZ

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

Head to head
About

IoTMeter

This application provides a user interface for managing smart devices that measure electrical quantities and control EVSE charging. It optimizes the use of photovoltaic power for heating appliances and hot water storage, enabling wireless communication with various energy systems.

Highlights
  • Device setup and user interface
  • Electrical quantity measurement
  • EVSE charging current control
  • PV power utilization optimization
  • Wireless communication with PV inverters
  • Standalone function capability
Features
Read full description

The IoTMeter application offers complete setup and user interface for IoTMeter, Smartmodule, and PV-router devices. The IoTMeter device is used to measure basic electrical quantities (voltage, power, current, etc.). Additionally, IoTMeter allows control of the EVSE (Electric Vehicle Supply Equipment) charging current, which is influenced either by the current household consumption or by the production of a photovoltaic power plant. The PV-router is a smart Wi-Fi control system with a wattmeter for optimizing the utilization of overflows from a photovoltaic power plant into heating appliances and hot water storage such as boilers, storage tanks, pools, etc. It enables direct wireless communication with PV inverters, heat pumps, or operates as a standalone function.

About

MZ

Features
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Smart Bluetooth Electric Bicycle Diagnostic Unit APP

Screenshots

IoTMeter4 screens
MZ3 screens

Verdict

The call

The clearest difference is update cadence: MZ at every 5 days against IoTMeter's every 3 weeks. MZ also leads on iOS requirement (15.5 vs 17). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

IoTMeter ships an update every 3 weeks, MZ every 5 days. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 8 level
IoTMeter versus MZ: the parameters behind the verdict, then further details
ParameterIoTMeterMZ
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS1715.5 — better
Further details — not scored
Size35 MB1 MB
Age rating4+4+
DeveloperPavel LpaWuxi Dongfangwei Science & Technology Co.,ltd

In-app purchases

None

IoTMeter

No in-app purchases

None

MZ

No in-app purchases

Questions

Is IoTMeter free?
IoTMeter is free to download, with no in-app purchases.
Is MZ free?
MZ is free to download, with no in-app purchases.
Do IoTMeter or MZ have ads?
Neither IoTMeter nor MZ shows ads.
Which is updated more often, IoTMeter or MZ?
IoTMeter ships an update every 3 weeks, and MZ every 5 days. Most recently, IoTMeter was updated on October 3, 2026 and MZ on October 8, 2026.

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