Comparison

MApp™ vs OWON iMeter

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

Head to head
About

MApp™

This utility app connects to specific Bluetooth-enabled multi-meters, allowing users to safely record, graph, and document electrical measurements from a distance. It enables the creation of customized reports with notes, pictures, and GPS locations, which can then be emailed.

Highlights
  • Bluetooth connectivity with multi-meters
  • Remote measurement recording
  • Data graphing and analysis
  • Customizable reports with notes and pictures
  • GPS location tagging
  • Email report generation
Features
Read full description

Southwire’s new MApp™ mobile app works with our new Bluetooth® enabled 15190T MaintenancePRO™ multi-meter and 23090T MaintenancePRO™ clamp meter. This system is like having an electrician’s helper with you at all times. Not only does the app allow you to safely stand back from hazardous situations like arc flash, it also provides you with one of the most powerful documentation tools you will ever need. The app lets you record and graph measured values, set high or low alarms, attach notes, pictures, and even a GPS location to your measurements. You can choose to use any combination of these features to customize a complete report about your job and email it back to the office with the press of a button.

About

OWON iMeter

This app enables remote monitoring, analysis, and data logging for smart Bluetooth multimeters. It allows for continuous real-time and offline recording, multi-device control, and abnormal data warnings, enhancing operator safety and simplifying data comparison.

Highlights
  • Remote real-time monitoring
  • Continuous offline recording
  • Multi-device control
  • Wireless safety monitoring
  • Graphic and table data presentation
  • Abnormal data warning system
  • Data backup and sharing
Features
Read full description

The first smart Bluetooth multimeter When connect the mobile device with OWON smart Bluetooth multimeter, it can realize remote monitor, analysis, warning and sharing. Furthermore, it can be used as data logger, process tester, thermometer. Function: *Continuous real-time recording read the real-time measurement data of multimeter by low power consumption Bluetooth protocol. After recoding, drawing, analyzing the data, specific data could be saved and loaded for checking convenience. *Continuous offline recording you can use iOS device APP to send a command, the multimeter will start recording the measurements. After receiving the command, the connection will be disconnected automatically. The multimeter will record the measuring data in its own memory. After completion of the record, use iOS APP to reconnect the multimeter, and then you can read the measuring data into the iOS device as a CSV file. You can use this function to record for a long time without staff on duty, while reducing Bluetooth consumption to conserve the battery power of the multimeter. *Multi-point control device app could be connected with multiple devices to monitor them. In "DeviceList" page, the measurements of each device could be observed at the same time. It's convenient for users to view the change of multiple test points at unifying perspective. *Remote wireless communication, guarantee the safety of operator Remote continuously record and monitor could capture the current, voltage, resistance, capacitance, temperature of every test points in high voltage, high temperature, narrow environment and other extreme situation. Data can be captured from remote place, which guarantee the safety of user. *Graphic and table presentation, simplify the comparison and analysis It's abstract when there is only data. Application can draw the data trending of multiple devices in real-time. Could be zoomed out, zoomed in and moved by gestures. Users can match the data to specific curve drawings and analyze the path trending of the test points. *Abnormal data warning Set the warning condition in advance. When data are captured continuously, warning system would remind the user when qualified data show up. *Data back up and share Interpret: Application supports data save and export to be backed up. Otherwise, it could be share in multiple ways so that co-workers could help you to analyze the issue and solve the problem.

Screenshots

MApp™4 screens
OWON iMeter4 screens

Verdict

The call

The clearest difference is rating: OWON iMeter at 4.0 against MApp™'s 3.5. OWON iMeter also leads on update cadence (every 3 months vs every 56 months) and iOS requirement (13.0 vs 15.6). MApp™'s advantage is ratings volume (6 vs 2). On price, review sentiment, ads and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

OWON iMeter holds the better App Store score, 4.0 against 3.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

UpkeepUpdate frequency

MApp™ ships an update every 56 months, OWON iMeter every 3 months. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
MApp™ versus OWON iMeter: the parameters behind the verdict, then further details
ParameterMApp™OWON iMeter
PriceFreeFree
Rating3.5 (6 ratings)4.0 (2 ratings) — better
Positive reviews50.0% of reviews50.0% of reviews
Number of ratings6 — better2
Update frequencyEvery 56 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.613.0 — better
Further details — not scored
Size10 MB56 MB
Age rating4+4+
DeveloperSouthwire CompanyFujian Lilliput Optoelectronics Technology Co., Ltd.

Customer experience

MApp™

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

OWON iMeter

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

None

MApp™

No in-app purchases

None

OWON iMeter

No in-app purchases

Questions

Is MApp™ free?
MApp™ is free to download, with no in-app purchases.
Is OWON iMeter free?
OWON iMeter is free to download, with no in-app purchases.
Which has better reviews, MApp™ or OWON iMeter?
OWON iMeter is rated higher. MApp™ averages 3.5 out of 5 from 6 ratings, while OWON iMeter averages 4.0 from 2 ratings.
Do MApp™ or OWON iMeter have ads?
Neither MApp™ nor OWON iMeter shows ads.
Which is updated more often, MApp™ or OWON iMeter?
MApp™ ships an update every 56 months, and OWON iMeter every 3 months. Most recently, MApp™ was updated on September 10, 2026 and OWON iMeter on September 19, 2026.

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