smart vs CoatInspect Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
smart
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This application can be connected to the trailer module as shown in the attached video via Bluetooth. It can control the trailer module to brake, can adjust the brake parameters, can alert the user when the trailer fails, and can detect the wiring problems of the trailer harness.The trailer module does not have any safety risks and will not cause trouble to users.
CoatInspect Pro
This app provides essential coating inspection calculations and reference guides for professionals working in environments with limited internet access. It offers tools for dry film thickness, dew point, ambient conditions, spread rate, and abrasive consumption, all functioning offline.
- DFT/WFT Calculator
- Dew Point Calculator
- Ambient Condition Check
- Spread Rate Calculator
- Surface Profile Calculator
- Abrasive Consumption Calculator
- Offline Reference Guides
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CoatInspect Pro turns your iPhone into a complete coating inspection toolkit — DFT/WFT, dew point, ambient conditions, spread rate, surface profile, and abrasive consumption — all 100% offline, built specifically for AMPP and NACE certified inspectors who work where internet doesn't. Designed for AMPP and NACE certified professionals who work on offshore platforms, bridges, ships, pipelines, and industrial facilities where internet access is unreliable. Every calculation runs on-device with zero connectivity required. COATING CALCULATORS: • DFT/WFT Calculator — Convert between dry film thickness and wet film thickness using volume solids percentage. Supports both WFT→DFT and DFT→WFT modes. Essential for every coating application. • Dew Point Calculator — Calculate dew point temperature from air temperature and relative humidity using the Magnus-Tetens approximation. Instantly verify the 3°C delta T compliance requirement before applying coatings. • Ambient Condition Check — GO/NO-GO assessment for coating application. Checks delta T compliance (≥3°C required) and humidity limits (max 85%). Get instant pass/fail results in the field. • Spread Rate Calculator (Premium) — Calculate theoretical and practical spread rates from volume solids, target DFT, and transfer efficiency. Get paint consumption in L/m² and cost estimates per square meter. • Surface Profile Calculator (Premium) — Enter multiple blast profile readings, set min/max specifications, and get instant compliance verification with average depth calculation. • Abrasive Consumption Calculator (Premium) — Estimate abrasive usage for blast cleaning. Supports 8 abrasive types: steel grit, steel shot, garnet, aluminum oxide, glass bead, copper slag, coal slag, and silicon carbide. Includes cost estimation. REFERENCE GUIDES: • Coating Standards — Complete reference for SSPC-SP 1 through SP-12, ISO 8501, and NACE equivalents. Know the correct surface preparation standard for every job. • Abrasive Guide — 8 abrasive types with profile ranges, consumption rates, and characteristics. Compare options quickly in the field. • Surface Preparation Methods — Solvent cleaning, hand tool cleaning, power tool cleaning, blast cleaning, and water jetting specifications. BUILT FOR THE FIELD: • Calculation History — Last 50 calculations saved automatically. Review and compare past results across jobs. • Favorites — Mark frequently used calculations for instant access. • Share Results — Generate formatted text summaries to share with project managers and clients. • Unit Toggle — Switch between Metric (°C, microns, m², L) and Imperial (°F, mils, ft², gal) with one tap. • Dark Mode — Full dark/light mode support for any environment. • 100% Offline — No internet required. Every calculation and reference runs entirely on-device. Use it on the rig, on the bridge, or in the yard. FREE vs PREMIUM: Free includes DFT/WFT calculator, dew point calculator, ambient condition check, all reference guides, calculation history, favorites, and sharing. Premium unlocks spread rate calculator, surface profile calculator, abrasive consumption calculator, and all future tools as they are added. Built for coating professionals by people who understand the industry. CoatInspect Pro uses ASTM, SSPC, NACE, and ISO standard formulas — not guesswork. From CIP Level 1 to senior coating consultant, this is the inspection tool that belongs in your pocket. Terms of Use (EULA): https://coatinspectpro.volvoxmobile.com/terms Privacy Policy: https://coatinspectpro.volvoxmobile.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: smart at none against CoatInspect Pro's 2. smart also leads on iOS requirement (11.0 vs 17.0). On price, update cadence, ads 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. CoatInspect Pro sells 2 in-app purchases, starting at $1.99 per 7 days. smart asks for nothing beyond the download.
smart ships an update monthly, CoatInspect Pro every 4 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | smart | CoatInspect Pro |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 18 MB | 16 MB |
| Age rating | 17+ | 4+ |
| Developer | QI Automotive Co.,Ltd | Ersel Tarhan |
In-app purchases
smart
No in-app purchases
CoatInspect Pro
- Weekly Access$1.997 Days
- Annual Premium1 Month trial$19.991 Year









