Smart Belt Drive vs React
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Belt Drive
This application provides a comprehensive diagnostic tool for belt drive systems. It measures key parameters like pulley speeds, belt frequency, tension, and system geometry to ensure optimal performance, energy efficiency, and extended service life.
- Pulley rotary speed measurement
- Belt frequency and tension measurement
- System geometry and misalignment measurement
- Comprehensive belt drive system check-up
- Performance and energy efficiency analysis
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The Smart Belt Drive application, developed by Hutchinson Belt Drive Systems, now replaces Easy tension. It now offers a complete toolbox for your belt drive systems. You will benefit from a complete diagnosis that will allow you to obtain optimal performance in terms of general behaviour, energy efficiency and an extended service life of your transmission system. This application includes: • Measuring the rotary speeds of your pulleys • Measuring the frequency and tension of your belt • Measuring the geometry and misalignment of your system • Analyzing all these data to carry out a complete check-up of your belt drive system
React
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REACT application makes it easy to store, organize and export measurement data. INSTANTLY CAPTURE: Use the camera to take photos and videos, or import them from your gallery. Then add proof information. IMPROVE IMAGE CLARITY: Select any image from a proof and use our editing tools to enhance its quality for better analysis. EASY EXPORTING: Generate professional measurement reports with a single tap of the Export button. STAY COMPLIANT: Run necessary compliance calculations directly within the app. With REACT, you'll never lose your data again.
Screenshots
Verdict
The clearest difference is update cadence: React at every 2 months against Smart Belt Drive's every 18 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.
Smart Belt Drive ships an update every 18 months, React every 2 months. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.
| Parameter | Smart Belt Drive | React |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (13 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Every 18 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | HUTCHINSON | Fibermetrix |
In-app purchases
Smart Belt Drive
No in-app purchases
React
No in-app purchases
