Shim Selector vs Qualitygram
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.
Qualitygram
This app helps teams and organizations generate, communicate about, and track issues to resolution. It fosters effective communication and organization to accelerate business metric improvements. Build a knowledge library from solved issues for future reference.
- Generate new issues
- Communicate effectively
- Track issues to closure
- Upload pictures and videos
- Chat about issues
- Generate reports
- Build knowledge library
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Qualitygram is a unique problems solving app which allows groups and teams within an organization to generate new issues, communicate effectively to solve them and track them to closure in a very organized way. It combines the power of communication and discipline to achieve improvements in business metrics goals but only FASTER. Start a new issue, form groups, upload pictures, videos, chat about the issue, track the issue as it gets solved, generate reports. Achieve Quality faster, Achieve you plant metrics faster. Qualitygram centrally stores the issues and their solutions, so you can build a library of knowledge as you go along solving more issues. This information can be very useful in future future launch of new products or processes in your organization to prevent similar problems.
Screenshots
Verdict
The clearest difference is rating: Qualitygram at 5.0 against Shim Selector's 4.8. Qualitygram also leads on iOS requirement (12.4 vs 16.6). Shim Selector's advantage is ratings volume (5 vs 1). On price, update cadence, 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.
Qualitygram holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Shim Selector has 5 ratings behind it against 1, so its average is the more settled of the two.
Shim Selector ships an update every 7 months, Qualitygram every 10 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Shim Selector | Qualitygram |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 7 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.6 | 12.4 — better |
| Further details — not scored | ||
| Size | 15 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Trelleborg Sealing Solutions | orca digital solutions north america inc |
In-app purchases
Shim Selector
No in-app purchases
Qualitygram
No in-app purchases
Questions
Is Shim Selector free?
Is Qualitygram free?
Which has better reviews, Shim Selector or Qualitygram?
Do Shim Selector or Qualitygram have ads?
Which is updated more often, Shim Selector or Qualitygram?
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