Battery Testing Master vs Moment Study by MetricWire
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Battery Testing Master
This application benchmarks the battery performance of mobile devices. It provides a comprehensive test for battery health, suitable for both new and used batteries on iOS devices.
- Battery benchmarking
- Battery health testing
- Mobile device optimization
- iOS battery analysis
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Battery test master is a battery benchmarking application designed specifically for mobile devices. This is also the perfect test for your iOS battery, regardless of whether the battery is new or used, download it now and try it out.
Moment Study by MetricWire
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As part of your participation in the Moment research study, you will be asked to respond to surveys which ask questions about your thoughts, feelings, and behaviors. Additionally, the app will collect sensor data to understand your activity levels, environment and how you use your smartphone. Your app experience is unique and has been designed by the Study Team using the Metricwire Research Portal. All of the data you submit during your study experience is protected by Metricwire and controlled by your Study Team. If you have any questions please contact the Moment study team using the contact information they have provided.
Screenshots
Verdict
The clearest difference is in-app purchases: Moment Study by MetricWire at none against Battery Testing Master's 1. Moment Study by MetricWire also leads on ads (none vs shown). Battery Testing Master's advantage is update cadence (every 5 days vs every 3 months). On price, device support and iOS requirement 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. Battery Testing Master sells 1 one-off in-app purchase. Moment Study by MetricWire asks for nothing beyond the download.
Battery Testing Master ships an update every 5 days, Moment Study by MetricWire every 3 months. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.
| Parameter | Battery Testing Master | Moment Study by MetricWire |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (19 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 19 — better | — |
| Update frequency | Every 5 days — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 40 MB | 205 MB |
| Age rating | 4+ | 4+ |
| Developer | Nguyen Ngoc Long | MetricWire Inc. |
In-app purchases
Battery Testing Master
- Remove ads$1.99
Moment Study by MetricWire
No in-app purchases
Questions
Is Battery Testing Master free?
Is Moment Study by MetricWire free?
Do Battery Testing Master or Moment Study by MetricWire have ads?
Which is updated more often, Battery Testing Master or Moment Study by MetricWire?
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