Shim Selector vs Bai Er Rui
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Shim Selector
This tool helps engineers find optimal shim materials for brake NVH issues. It features an FFT analyzer for precise results and an advanced search to filter materials by various properties. Users can easily request material samples for testing.
- FFT analyzer for peak dB and frequency
- Advanced search and filtering
- Material selection based on adhesive, steel, and thickness
- Request dynamometer test samples
- Access to Trelleborg's material expertise
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Noise, vibration and harshness (NVH) problems with brakes? This is the leading tool for engineers to find the best Shim materials for the job. Tap into Trelleborg’s expertise and wide range of top quality materials. Offering more than just a recording function, the app includes an FFT (Fast Fourier Transform) analyzer for an accurate and precise result, showing peak levels (dB) across frequency (Hz). An advanced search function allows for easy filtering for the type of adhesive used, steel quality and thickness and other variables. Requesting one of the short listed materials for a dynamometer test is so easy, using the built in form. Brake engineers rely on this tool, so should you.
Bai Er Rui
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Bai Er Rui focuses on the trading of various genuine bearings. We are committed to breaking down global trade barriers in bearings and providing one-stop, high-quality bearing resource integration and supply services for enterprises and buyers, helping global industrial customers efficiently link high-quality bearing sources. We deeply integrate global bearing industry resources, covering all application scenarios such as industrial machinery, automobile manufacturing, rail transportation, new energy, precision instruments, etc. Whether it is standard model bearings, customized bearings with special specifications, or high-performance bearings such as high wear resistance and high temperature resistance, we can accurately match customers' diverse needs without the need for multiple platform price comparisons, achieving "one-stop satisfaction" of procurement needs. Core advantages of the platform: -Globalization of resources: We strictly select high-quality bearing manufacturers from around the world, covering mainstream production bases in Europe, America, Japan, South Korea, and Southeast Asia. Our stable supply and complete product categories ensure that customers receive diversified choices with high cost-effectiveness. -Service Localization: Equipped with a professional customer service and technical support team in multiple languages (English, Spanish, German, etc.), providing full process services from product selection consultation, real-time order follow-up to cross-border logistics docking, and after-sales problem solving, eliminating barriers to cross-border communication and service. -Transaction Security: Establish strict supplier access mechanisms and product quality testing standards, combined with compliant cross-border payment systems and flexible logistics solutions (covering sea, air, and land transportation), to ensure the safety, transparency, and efficiency of every transaction. Whether you are an overseas bearing distributor, industrial manufacturing enterprise, or professional procurement agency, we will become a reliable partner for you to optimize your supply chain, reduce procurement costs, and improve business efficiency, helping you steadily develop and seize opportunities in the global market.
Screenshots
Verdict
The clearest difference is iOS requirement: Bai Er Rui at 12.0 against Shim Selector's 16.6. 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.
| Parameter | Shim Selector | Bai Er Rui |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 7 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 34 MB |
| Age rating | 4+ | 17+ |
| Developer | Trelleborg Sealing Solutions | Bai Er Rui Trade Co., Limited |
In-app purchases
Shim Selector
No in-app purchases
Bai Er Rui
No in-app purchases
Questions
Is Shim Selector free?
Is Bai Er Rui free?
Do Shim Selector or Bai Er Rui have ads?
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