PolygonEV vs Simple dB Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PolygonEV
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Stay in control with Polygon's intuitive mobile app, designed to seamlessly connect with your home EV charger. With our app, you can view the live status of your charger, monitor real-time energy readings, and set your desired charging rate with ease. Experience the convenience of smart connectivity and efficient charging at your fingertips.
Simple dB Meter
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dB Meter – your mobile sound level meter This app turns your iPhone into a precise decibel meter. Ideal for professionals, musicians, teachers, or anyone wanting to measure noise. Features: • Real-time dB level display • Volume history chart • Maximum level tracking • Multi-language support • Minimalist, intuitive design No external device needed – just launch and measure.
Screenshots
Verdict
The clearest difference is price: PolygonEV at Free against Simple dB Meter's $0.99. PolygonEV also leads on iOS requirement (13.0 vs 18.5). On 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
PolygonEV is free to download; Simple dB Meter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PolygonEV | Simple dB Meter |
|---|---|---|
| Price | Free — better | $0.99 |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 24 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | Mostafa ElGhandour | Daniel Kofler |
In-app purchases
PolygonEV
No in-app purchases
Simple dB Meter
No in-app purchases
