zComms vs MEZZO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
zComms
Transform your Ness security panel into a smart home hub. This application enables Z-Wave device control and push notifications through your mobile device via a Ness Z-Wave Gateway.
- Z-Wave device control
- Smart home integration
- Push notifications
- Rule engine for automation
- Remote access via mobile
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Ness zComms turns your Ness D8 / D16 Security Panels into a smart home with Z-Wave Control. This app talks though the Ness Z-Wave Gateway to give your D8 / D16 alarm panel Z-Wave control with your mobile device. zComms has a simple and powerful rule engine to control your Z-Wave devices and receive push notifications over the internet. * Requires D8 / D16 version firmware 7.8 or above for D8/D16 integration. * Requires Ness IP232 Module (101-244) configured to your D8 / D16 for panel to work with app. Not included or supplied with Ness Z-Wave Gateway or App.
MEZZO
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TBB's MEZZO is a digital switch and intellient electrical system for motorhome, camper van and trailer. So this mobile allows you to: 1) Monitor how master power and other power module like TBB's inverter (if there is) is working 2) Monitor water tanks status 3) Monitor lithium battery (If it's TBB's M series) 4) Control system or DC loads remotely It's a useful tool to help you manage and monitor electrical system on your RV. Enjoy your fun with it.
Screenshots
Verdict
The clearest difference is update cadence: zComms at monthly against MEZZO's every 2 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
zComms ships an update monthly, MEZZO every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.
| Parameter | zComms | MEZZO |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 178 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Ness Corporation Pty Limited | TBB Power Co., Ltd |
In-app purchases
zComms
No in-app purchases
MEZZO
No in-app purchases
