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Table of Contents


  1. The latest version of just:play is freely available forDownload via the dedicated solution page. Current customers (with account credentials) may also use the download area in the ToolsOnAir Support System.

  2. Open the disk image, review the End User License Agreement (EULA), and confirm by clicking on “Agree” to proceed. You are presented with the Installer Overview page.

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  3. Review the linked documents provided in the “Read Before Installing” section, especially the “Important Notes Read Me First” document.

  4. Run the TOA System Checker application(“Run Before Installing” section) and follow the instructions. Review and verify all errors and warnings before continuing.

  5. Download and install the Apple Pro Video Formats Codecs by following the link provided in the “Run Before Installing” section on every Mac running ToolsOnAir playout applications (Just Out, Just Connect, Just Control).

  6. Run the “ToolsOnAir Uninstall” application to completely remove all applications, preferences, settings, presets, channels, schedules and other data related to a previous ToolsOnAir ingest or playout software installation.

3. Installation

  1. Drag the Just Playout folder from the disk image to the Applications folder. This will install all relevant playout software applications.

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  2. Eject the disk image afterwards (“Command-E”).

  3. Open a Finder window and navigate to the Just Playout folder inside your Applications folder.

    • Just Out provides the final output (Virtual, SDI or NDI® stream). It renders the frames in realtime either on the host GPU (Graphics) or CPU (video file decoding) and should never be quit during playout operations. For more information, please visit: 8. Just Out (v.5.x)

    • Just Connect acts like a channel manager, receiving and distributing all the information related to a playout channel. It interconnects to all Just Out engine(s) and Just Control user interface(s) which are related to a particular channel managed by Just Connect. For more information, please visit: 9. Just Connect (v.5.x)

    • Just Control: is the unified user interface for all ToolsOnAir applications. During the setup, the administrator can define which one of the two available solutions/user interfaces, namely just:live or just:play should be used for a specific channel. For more information about the just:play interface, please visit: just:play v.5 User Interface Manual

  4. Add (Drag and Drop) the applications Just Out, Just Connect, and Just Control to your Dock.


  1. Start the Just Out and Just Connect applications and confirm/apply all system-related requests.

  2. Start the Just Control application, which will automatically display the User Login window. We recommend keeping the defined username for now.

  3. Click on the “Login” button.

  4. Once the Just Out and Just Connect applications have been started (as described in step 1) and you want to run all applications on one machine, make sure to enter the IP Address “”, keeping the same Channel Port Number (5000), before clicking on the “Connect” button. This allows you to test and configure your setup independent of your network infrastructure. For final production/On-Air setups, we recommend using the IP address provided by your network administrator.

  5. Make sure the option New Channel is selected, and enter the name of the Channel into the “New Channel” name field.

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  6. Select the Format you would like to use for broadcast (Example: “1080i25 1080i25 8 Bit”).Bit) and make sure to select a 8bit mode in case the final output is NDI®, SRT or UDP..

  7. Select the option just:play for 24/7 Master Control playout.

  8. When running Just Out, Just Connect, and Just Control on the same machine, please enter the IP Address “” under the section “The channel's primary engine is installed here” to ensure proper testing operations. Keep the same Engine Port Number (5509).

  9. If there is a dedicated Video device, select AJA or Blackmagic, otherwise, keep the Virtual option selected, or, select one of the available streaming options.

  10. Change the Repository Folders if desired. The default Repositories are:

    • Video files:

    • Graphic files:

    • Audio files:

    • Playlist files:

  11. Activating the “Include Simple FX layer with station and live bugs” checkbox loads two TOA Demo still images automatically as Channel Station ID Bug and Live Input Bug. This feature can also be (de)activated after the initial setup and the still images can be changed once the installation is done.

  12. Click the “Configure” button to finish the setup. The Just Control user interface should look similar to the picture below.


  1. In Just Connect the Status of the Channel should be “Playing”, with a 🟢 (Green) indicator.

  2. In the just:play interface the Buffer should be higher than 50% and the CTI (Current Time Indicator) should be 🟢 (Green) (indicating the actual time). The timecode has to show the actual time and has to change constantly without stuttering

7. Read the User Manual

You can find it here or in the Help menu of just:play.