TreadReader vs KIEHL App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TreadReader
This app controls a handheld scanner to perform 3D tire tread depth scans. It guides users through single or full vehicle scans, generating PDF summary reports that highlight uneven wear due to alignment, inflation, or suspension issues.
- Controls TreadReader Hand Held Scanner
- Single and full vehicle tire scans
- 3D tread depth measurements
- Identifies uneven wear causes
- Generates PDF Summary Reports
- App setup and configuration
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This App developed by Snap-on Total Shop Solutions controls the TreadReader Hand Held Scanner. Intuitive screens guide the users through single tyre scan, full vehicle scan, creating a PDF Summary Report and App Set Up. App screens show TreadReader 3D tyre tread depth scans with tread depth measurements with icons to indicate instances of uneven wear due to poor alignment, incorrect inflation or suspension issues.
KIEHL App
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The KIEHL app is your smart cleaning assistant. The app provides you with all the products you need for building cleaning, kitchen hygiene, textile care, disinfection and vehicle washing. Receive quick application tips, cleaning recommendations and product information. You can contact your specialist consultant directly in just a few clicks. A compact and readily accessible solution for all your professional cleaning needs.
Screenshots
Verdict
TreadReader and KIEHL App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
TreadReader ships an update every 5 weeks, KIEHL App every 3 weeks. The most recent releases landed on June 5, 2026 and September 8, 2026 respectively.
| Parameter | TreadReader | KIEHL App |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 109 MB | 44 MB |
| Age rating | 4+ | 17+ |
| Developer | SNAP-ON EQUIPMENT INC | KOCHAN & PARTNER GmbH |
In-app purchases
TreadReader
No in-app purchases
KIEHL App
No in-app purchases









