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.

What’s New

Version 1.74.2


- Added possibility to link existing document to checklist item
- Bugfixes

Ratings and Reviews

5.0 out of 5
2 Ratings

2 Ratings

Grindbom ,

Din kompanjong i byggeprossessen

Byggemappen gir deg full kontroll over byggeprosjekter.

En ny måte å følge opp små og mellomstore byggeprosjekt.

Spesialdesignet brukergrensesnitt med state-of-the-art infrastruktur.

App Privacy

The developer, Fonn AS, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Linked to You

The following data may be collected and linked to your identity:

  • Contact Info

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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