Fonn Construction vs CURB deviation
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fonn Construction
Streamline construction projects with this field tool designed for contractors and project managers. It enhances efficiency, reduces errors, and facilitates clear communication among team members, all at a competitive cost.
- User-friendly interface
- Unlimited users and subscriptions
- Monitored sub-to-sub communication
- Audit trails and liability protection
- Real-time drawing access
- Unlimited data storage
- Photo and drawing markups
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Get the job done. Increase efficiency and reduce errors with Fonn Construction. Fonn Construction is a field tool with a high ease-of-use, at a much lower cost than other project management and field tools. We help address issues before they become problems, and help companies save time and money: Contractors and sub-contractors. Project Managers will have access to all functions and will be notified of all activity on their job site, including conversations between contributors. As a contributor you have access to the information you need, with inclusive usability for all tech skill levels. You will always have up to date drawings and will only be notified when issues or tasks pertain to you. You can take part in the project as an architect or an engineer to easily communicate with field workers. • Probably the most user-friendly solution out there • Unlimited users. Unlimited subs. No extra fees. • Sub to sub communication, monitored by you. • Audit trails and liability protection • Current drawings in your pocket. • Unlimited data storage and files. • Photo and drawing markups. • BIM compatible. Still not convinced…? 1. Save time and money Participants communicate directly within the same project, and will be monitored by project managers, ensuring information is up to date 2. Communicate efficiently Easy photo and drawing markups. Avoid misunderstandings and unnecessary inspections. 3. Keep everybody up to date Put all the work plans, files and documents in the pocket of the field professional. Ensure consistent quality through good coordination, communication and access to up to date plans and specs.
CURB deviation
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CURB App is an integrated solution in CoPros Deviation solution called CURB and is a module in CoPro Quality Management Suite. With CURB you can enter HSE Deviation, Quality Deviation, Improvements or any other type of deviation you choose to create in the web application of CURB. Take pictures, make a video and describe the deviation and as soon it is completed you just submit it and it will be updated in the CURB backend module. Then it's a part of the improvement work in the company. It is possible to edit directly on the pictures taken by drawing with the tip of your finger, choose color and size of the pen, and redeline directly. This is a very efficient way to highlight specific issues, a good picture says more than a thousand words. The app is updated frequently. Download the latest version to get all the new features! Thank you for using CURB.
Screenshots
Verdict
Fonn Construction and CURB deviation 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.
Fonn Construction ships an update fortnightly, CURB deviation every 3 weeks. The most recent releases landed on September 18, 2026 and September 19, 2026 respectively.
| Parameter | Fonn Construction | CURB deviation |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 129 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Fonn AS | CoPro Live AS |
In-app purchases
Fonn Construction
No in-app purchases
CURB deviation
No in-app purchases









