Poly V Design vs MQTT Terminal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Poly V Design
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This application is designed to allow field engineers and technical people to quickly design their Hutchinson Poly V® belt from their smartphone. This approach is only valid for electrical engines. This is an easy first approach to make the calculation to configure your Hutchinson Poly V® belt for electrical engines. Hutchinson belt drive systems, the inventor of the Poly V ® design, is globally recognized as the specialist in recommendation through calculation for belt drive power transmission. This app is Free and available in 7 languages (English, French, German, Italian, Spanish, Chinese, Russian) on the Apple store . To learn more about the easy tension app, contact Marketing.transmission@hutchinson.fr Or go to www.hutchinsontransmission.com
MQTT Terminal
This application allows users to test the pub/sub MQTT protocol for IoT device control and sensor monitoring. It provides tools to create MQTT connections, publish and subscribe to messages, and customize frequent message sending.
- Test pub/sub MQTT protocol
- Create MQTT connections
- Publish and subscribe to messages
- Control MQTT-enabled IoT devices
- Monitor sensors
- Save broker list
- Customizable buttons for frequent sending
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INTRODUCTION: - MQTT Terminal is used for testing pub/sub protocol with MQTT - Simply create a MQTT connection with broker and test MQTT messaging - With this app, You can control any MQTT enabled IoT devices and monitor sensors with pub/sub protocol. FEATURES: - Save broker list - Separate panels for subscribe and publish data - Custom your own buttons for frequent sending of same data. - Keep Screen on/off option.
Screenshots
Verdict
The clearest difference is price: Poly V Design at Free against MQTT Terminal's $0.99. Poly V Design also leads on in-app purchases (none vs 1). MQTT Terminal's advantage is update cadence (monthly vs every 15 months). On ads, 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
Poly V Design is free to download; MQTT Terminal costs $0.99 up front. MQTT Terminal sells 1 one-off in-app purchase. Poly V Design asks for nothing beyond the download.
Poly V Design ships an update every 15 months, MQTT Terminal monthly. The most recent releases landed on September 14, 2026 and August 28, 2026 respectively.
| Parameter | Poly V Design | MQTT Terminal |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 15 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | HUTCHINSON | Gopi Gadhiya |
In-app purchases
Poly V Design
No in-app purchases
MQTT Terminal
- Remove Ads$3.99
Questions
Is Poly V Design free?
Is MQTT Terminal free?
Do Poly V Design or MQTT Terminal have ads?
Which is updated more often, Poly V Design or MQTT Terminal?
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