M Professional vs GlowWatt
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
M Professional
Monitor and configure your solar inverter system in real-time. Request RMA services and perform daily maintenance using Bluetooth Low Energy. Stay informed about your system's status and parameters.
- Real-time status monitoring
- Parameter configuration
- RMA service requests
- Daily maintenance
- BLE communication
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M Professional is a tool used to communicate with solar inverter system for real-time status monitoring, parameter configuration, RMA service request and daily maintenance via BLE.
GlowWatt
This app displays real-time ComEd hourly energy prices for northern Illinois. It features at-a-glance tiles indicating price ranges and offers widgets, lock screen support, and an Apple Watch app. The application prioritizes user privacy with no sign-in or personal data collection.
- Live ComEd hourly energy prices
- At-a-glance price range tiles
- Widgets and lock screen support
- Apple Watch app and complication
- No sign-in or personal data collection
- Open source
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GlowWatt shows live ComEd hourly energy prices for northern Illinois. - At-a-glance tiles with green / yellow / red ranges - Widgets + Lock Screen support - Apple Watch app & complication - No sign-in and no personal data collection - Open source: github.com/AryanRogye/GlowWatt
Screenshots
Verdict
The clearest difference is review sentiment: GlowWatt at 100% against M Professional's 14%. M Professional's advantage is iOS requirement (13.0 vs 18.0). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
M Professional ships an update every 3 weeks, GlowWatt monthly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.
| Parameter | M Professional | GlowWatt |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | 14.3% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 20 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 东 李 | aryan rogye |
Customer experience
M Professional
GlowWatt
In-app purchases
M Professional
No in-app purchases
GlowWatt
No in-app purchases
Questions
Is M Professional free?
Is GlowWatt free?
Do M Professional or GlowWatt have ads?
Which is updated more often, M Professional or GlowWatt?
Other comparisons
