Digital construction communication

This is how easy it is to communicate on the construction site via app

Your app for Construction communication – the advantages

The chat function of 123onsite allows you to easily and quickly communicate with and between colleagues on a job site, the whole team or the column. Record the start, the intermediate stages or the completion of your construction projects.

The best part: You always have your smartphone and thus all the information at your fingertips right in your pocket.

Precise responsibilities for all stakeholders

Easy communication – even with external parties

All tickets are exportable as a PDF

Access anytime & anywhere – even without internet connection

Attach file attachments to the ticket – e.g. in XLS, JPG, PDF or IFC format.

This is how digital communication works on the construction site

With the quality module, you can improve communication on your construction site. The app ensures a quick documentation of all processes and an overview of all upcoming activities. At the office, you have direct access to all tickets created on the construction site as well as their status.


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Lars Volquardsen, Geschäftsführer und Bauleiter der Edlef Jensen GmbH auf einer Baustelle mit seinem Handy


Your communication centralized in one place

No switching between messages, Whatsapp and co., but an app for your construction communication. All chats directly assigned to the right ticket on the right construction site. The construction site chat is always available.


Manage files via app

Simply upload all files to the app and add photos, PDFs, IFC files and more to your ticket. This way, all project participants have the current status at their fingertips – even without an internet connection.


Activity log for proof of progress

Each ticket has an activity log from which you can tell when the ticket was created, to whom it was submitted, as well as any changes that have been made.


Runs on any device – iOS or Android

Our defect management app is available on iOS and Android for tablets and smartphones, along with an online app for your PC. Simply download it from the iOS AppStore or the Google Play Store.

Dipl.-Ing. Thomas Gröne von der Emil Tepe GmbH schaut auf sein Tablet

How you benefit from digital construction communication

Put an end to communication via text message or Whatsapp that is questionable in terms of data protection, confusing collections of information and many question marks for everyone involved. Choose the Quality module from 123onsite and get started!

Good to know: The construction site chat can be used in every module.




Create tickets for tasks or defects and locate them on the stored plans. You always have your documentation at hand. Digitally and mobile via app.

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123quality Whitepaper "Smart Bauen" dank Mängelmanagement

“Smart building” thanks to defect management

In our series on smart construction, you’ll learn how and why you should manage your entire construction site from start to finish – paperless, without data loss, with maximum time savings and absolutely cost-efficient. As we all know, you can’t make an omelet without breaking eggs, and the more you build, the more likely things will go wrong somewhere on the construction site. In this white paper, you’ll learn the important rules for avoiding and managing construction disruptions and how to easily comply with them.

Paperless in the office –
start now for free

It’s simple: Through our apps, you reduce the effort of your data entry, have an overview at any time during your project and can check your calculation afterwards.
Even easier: With us you save time and money.


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Collect data and enjoy your digitized construction site

Worth reading from 123onsite
on the subject of construction communication


Blog articles

Drones, robots, artificial intelligence or finally a new software solution?! Stefan Neumann explains to you how to get innovative digital technologies on your construction site in 5 steps.


123onsite quality

Now there’s an end to communication via text message or Whatsapp that is questionable from a data protection point of view, confusing collections of information and many question marks for everyone involved – with 123onsite quality.


Success story

Read for yourself how digital communication at ENGIE Deutschland GmbH entails efficient, smooth processing as well as time and cost savings.

Ask us your questions about communication on the construction site via app