Smart Belt Drive vs RSR Alignment App
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
RSR Alignment App
Measure camber and toe angles using your smartphone. The app displays angles for all four corners, allows zero point adjustment, and stores measurement data for later reference. It also lets you change the measurement interval.
- Measure camber angle
- Measure toe angle
- Display four-corner angles
- Zero point adjustment
- Store measurement data
- Change measurement interval
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You can measure camber angle and toe in with your smart phone. 【Function】 （When adjusting the camber) ・Display the angles of four corners. ・Zero point adjustment ・Store the measurement data and refer to it. ・Change the measurement interval (When adjusting the toe) ・Store the data and refer to it. 【Operating system】 Measurement accuracy may differ depending on performance of the sensor equipped on the smart phone.
Screenshots
Verdict
Smart Belt Drive and RSR Alignment App both sit at 2.8 stars, but that hides the real split: 67% of Smart Belt Drive's written reviews are positive against 0% of RSR Alignment App's. Smart Belt Drive also leads on ratings volume (13 vs 4). RSR Alignment App's advantage is update cadence (every 3 months vs every 18 months) and iOS requirement (11.0 vs 13.4). On price, rating, 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.
RSR Alignment App holds the better App Store score, 3.0 against 2.8. Both are backed by a comparable volume of ratings — 13 and 4 respectively. Written reviews complicate that: 67% of Smart Belt Drive's written reviews are positive against 0% of RSR Alignment App's, so the app with the better star average is not the one people write more warmly about.
Smart Belt Drive ships an update every 18 months, RSR Alignment App every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Smart Belt Drive | RSR Alignment App |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (13 ratings) | 3.0 (4 ratings) — better |
| Positive reviews | 66.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 13 — better | 4 |
| Update frequency | Every 18 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.4 | 11.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | HUTCHINSON | TMC CO.,LTD |
Customer experience
Smart Belt Drive
RSR Alignment App
In-app purchases
Smart Belt Drive
No in-app purchases
RSR Alignment App
No in-app purchases
Questions
Is Smart Belt Drive free?
Is RSR Alignment App free?
Which has better reviews, Smart Belt Drive or RSR Alignment App?
Do Smart Belt Drive or RSR Alignment App have ads?
Which is updated more often, Smart Belt Drive or RSR Alignment App?
Other comparisons
