Stonhard Mobile vs Carbon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stonhard Mobile
Access Stonhard's comprehensive product information, including technical documents, safety data sheets, and engineering details. Easily download, email, or share product information directly from your device.
- View product data
- Access safety data sheets
- Review engineering details
- Use the Visualizer Tool
- Download documents
- Email and share information
Read full descriptionHide full description
Gain access to Stonhard's product information on the go! With Stonhard's Mobile App you can quickly and easily view technical documents such as Product Data, Safety Data Sheets, Engineering Details, and our exclusive Visualizer Tool. Stonhard's product information can all be downloaded, emailed or shared with the touch of a button.
Carbon
Read full descriptionHide full description
Welcome to Carbon Copy App – the ultimate app designed to make your life easier and more productive. With Carbon Copy, you can: • Sign in securely and manage your business account • Create and update client records with contact and address details • Manage projects and connect them with client information • Create, edit, and track worksheets • Upload documents, attach files, and capture worksheet photos • Generate and open PDF documents inside the app • Send documents by email when needed • View invoice-related records and payment history • Purchase worksheet credits through a secure web-based payment flow Carbon Copy is built for businesses that need a practical way to handle project and worksheet workflows while keeping important records accessible on the go. Whether you are managing customer details, job documents, or invoice-related activity, the app helps keep your workflow organized and easy to access. Some features may depend on your account type, device permissions, or internet connectivity. Key Features: Easy-to-use interface Fast and reliable performance Secure and safe usage Regular updates with new features Why choose us? We focus on delivering the best experience with continuous improvements based on user feedback. Download now and experience the difference with Carbon Copy App!
Screenshots
Verdict
The clearest difference is update cadence: Carbon at every 3 weeks against Stonhard Mobile's every 2 months. 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.
Stonhard Mobile ships an update every 2 months, Carbon every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Stonhard Mobile | Carbon |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | RPM International Inc. | Matthew Whitehouse |
In-app purchases
Stonhard Mobile
No in-app purchases
Carbon
No in-app purchases







