Mobile Master vs MetricViewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mobile Master
This free utility app provides detailed information about your device's hardware and software. It measures real CPU frequency, frequency reduction, and offers insights into your screen, battery, network, GPU, RAM, and sensors.
- Measure real CPU frequency
- Monitor frequency reduction
- View CPU, GPU, and RAM details
- Check network speed and IP
- Display battery design capacity
- Access sensor data
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Quickly and accurately measure real cpu frequency and frequency reduction Mobile Master is a free tool to provide information about your device - cpu , operating system , memory, GPU, network and battery. - CPU : Processor , real frequency, frequency ratio,frequency reduction, etc. - General : Screen resolution, size, density, etc. - Battery : Desigin capacity. - Network : IP , download/upload speed , etc. - GPU : GPU Type , extentions. - RAM : Total ram , used ram , etc. - Sensors: Acceleration,rotation,magnetic field,pressure and distance Terms of Use:https://m.591master.com/m/uiforum/getpage.html?key=cputerms Privacy Policy:https://m.591master.com/m/uiforum/getpage.html?key=cpuprivacy
MetricViewer
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Turn your iPhone or iPad into the ultimate real-time PC hardware monitor. MetricViewer is a sleek, customizable dashboard designed for gamers, streamers, and PC enthusiasts who want to keep an eye on their system’s telemetry without cluttering their main monitor. Track your temperatures, loads, and in-game performance from the palm of your hand. KEY FEATURES • CPU & GPU Telemetry: Monitor temperatures, utilization, and clock speeds in real-time. • Power Consumption & Graphs: Track your system's power draw (Watts) with beautiful, independent real-time graphs for both CPU and GPU. • In-Game Performance: Track your FPS while you play to ensure a smooth gaming experience. • System Memory & Storage: Keep an eye on your RAM usage and disk read/write speeds. • Network Stats: Monitor your upload and download speeds. • Customizable Grid: Rearrange the layout to prioritize the metrics that matter most to you. • Dark Mode UI: A gorgeous, battery-friendly interface that looks amazing on any setup. DEMO MODE INCLUDED Not sure how it looks? MetricViewer includes a built-in Demo Mode with simulated data. Explore the full UI, test the animations, and see the app in all its glory before even installing the PC client! HOW IT WORKS Download this app on your iPhone or iPad. Download and run the lightweight, free MetricViewer Windows Client from our official website (metricviewer.app). Connect both devices to the same local Wi-Fi network, scan the QR code, and you are ready to go! LIFETIME PRO LICENSE (NO SUBSCRIPTIONS) We hate monthly fees as much as you do. MetricViewer operates on a "Try before you buy" model. Test the connection and basic metrics for free, and if you love it, unlock the full potential of the app with a single, one-time Lifetime PRO purchase. HARDWARE DISCLAIMER Advanced metrics (such as precise voltages, individual core temps, and fan speeds) rely on low-level motherboard drivers and third-party APIs. Due to the vast variety of PC components on the market, some specific sensors may not be available on all setups.
Screenshots
Verdict
The clearest difference is ads: MetricViewer at none against Mobile Master's shown. Mobile Master's advantage is update cadence (every 6 days vs every 5 months) and iOS requirement (12.0 vs 15.1). On price, 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
Both are free to download. Mobile Master sells 3 in-app purchases, starting at $0.49 per month and MetricViewer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Mobile Master ships an update every 6 days, MetricViewer every 5 months. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.
| Parameter | Mobile Master | MetricViewer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (1.2K ratings) — better | — |
| Positive reviews | 72.3% of reviews | — |
| Number of ratings | 1.2K — better | — |
| Update frequency | Every 6 days — better | Every 5 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 47 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | 东海 刘 | Agustin Lopez |
In-app purchases
Mobile Master
- Pro Monthly$0.491 Month
- Pro Annual$2.991 Year
- Remove ads$1.99
MetricViewer
- PRO Version (Lifetime)$9.99
Questions
Is Mobile Master free?
Is MetricViewer free?
Do Mobile Master or MetricViewer have ads?
Which is updated more often, Mobile Master or MetricViewer?
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