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System Requirements

This article contains the system requirements for the following environments:


Kahua for Windows
Kahua for Browser
Kahua for Mobile



Kahua for Windows

Minimum System Requirements:

Recommended System Requirements:

Windows 10, version 21H2

Windows 11

1.5 GHz or faster processor

2 GHz or faster multi-core processor

(i5 or higher or AMD equivalent)

8 GB of RAM for base Kahua application; 

Bluebeam and other Cost or integration applications may have additional requirements.

16 GB of RAM;

Use of other applications may require higher amounts of memory to be on the system.

500MB of free hard disk space *

5 GB of free hard disk space *

A minimum of 2+Mbps of Committed Information Rate (CIR) per user is required.

TLS 1.2+.

Recommend 10+Mbps of Committed Information Rate (CIR) per user.  For large multi-user environments, additional bandwidth may be required.

Additional CPU, memory, and bandwidth will enhance the experience of streaming data.

* Free hard disk space requirements will vary based on the amount of Kahua data stored locally on the user's system. Utilizing Kahua Local Files, Kahua Offline, or Kahua Snapshot can greatly increase the amount of space needed based on the number of files and amount of data being used by those features.


Kahua for Browser

Some features may not be available across all devices and operating systems.  


Kahua for Browser runs on WebAssembly and is dependent upon WebAssembly's browser compatibility. WebAssembly's browser support compatibility can be viewed here.

Safari Users:  Due to issues in Safari's WebAssembly compatibility, Kahua does not currently support Safari. Web users should use Chrome, Edge, or Firefox to access Kahua.


Kahua for Browser is not supported on mobile devices.  Users with Android or iOS devices should download the application from the respective store.  Links are below.


Minimum System Requirements:

Recommended System Requirements:

Chrome Version 96 * **

Edge (Chromium) Version 96 * ***

Firefox Version 100 *

Chrome Version 96 or higher * **

Edge (Chromium) Version 96 or higher * ***

Firefox Version100 or higher *



CPU 2.20 GHz base speed processor


CPU 2.60 GHz base speed processor

or faster

8 GB of RAM for base Kahua application; 

Use of Cost or other applications may require higher amounts of memory to be on the system

16 GB of RAM;

Use of other applications may require higher amounts of memory to be on the system

2.5 Mbps Bandwidth

5 Mbps Bandwidth


Additional CPU, memory, and bandwidth will enhance the experience of streaming data.

* Kahua for Browser requires a 64-bit browser. 


** 32-bit Chrome (or any other 32-bit browser) is not compatible with our host and will not run. Please install and use 64-bit Chrome. 


*** Edge with Enhanced Security (either Basic or Strict) is currently not supported. Edge Enhanced Security is a new feature of Edge introduced in Version 111, release date of March 13th, 2023. If you happen to run into this issue, please add kahua.com to the list of domains not enforcing enhanced security. This can be done by an IT team through a Group Policy.  For more information, refer to Enhanced Security Browser Settings.


Kahua for Mobile

Some features may not be available across all devices and operating systems.


Kahua iOS Host:  

Requires iOS 14.x (minimum), 15.x, 16.x, 17.x (recommended). Compatible with iPhone, iPad, and iPod touch. Download and installation available from the App Store for iOS. More information is available on Apple iTunes.


Kahua Android Host:  

Requires Android 11 or later. Compatible with Android phones and tablets.  Available from Google Play.

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