just:play 2025 is an automated Single Channel 24/7 Master Control Playout solution supporting SD, HD, and UHD formats. It seamlessly integrates video playout with live feeds, routers, triggered events and the delivery of static or real-time graphics.


Secure and Redundant 24/7 Playout

Manage your 24/7 Master Control Playout in real-time with an unlimited number of clients working on the same channel, and industry-standard redundancy and failover support.

Schedule Your Way

Schedule content weeks in advance with a user-friendly timeline, the traditional list view (with metadata support), and a convenient calendar function.

NDI®, SRT, UDP and ST-2110 Support

Native SD/HD and UHDp60 SDI, NDI®, SRT, UDP, ST-2110 playout of video and multiple layers of static or real-time graphics, using qualified Apple silicon hardware (M1-M4), AJA, and Blackmagic Design.

Support for Native or HTML-based Static and Real-Time Graphics

From a simple Station ID or Live Bug to interactive real-time graphics with multiple layers and external third-party data support for news tickers, stock exchange, weather forecast, and more. just:play 2025 supports native graphics created with Composition Builder or originating from HTML-based systems such as singular.live, Viz Flowics or SPX.

Online License Activation

With this new approach, just:play 2025 empowers broadcast production professionals with a modern, hassle-free licensing solution that keeps operations agile, secure, and always ready for the next challenge. The process is straightforward, requiring just an internet connection and a valid license key upon the first activation.

Industry/Regulatory Compliance

Major broadcast container and codec support. Import of playlists using CSV and XML formats. Support for CEA-608/708, OP-47, EAS, and LTC reference timecode.

Smart User Interface

The smart graphical user interface, embedded into our universal Just Control application, provides an unlimited and frame-accurate review and preview of all scheduled video items.

Mixed Frame Rate Support

Any video encoded with a “standard” broadcast timebase can be played out on any channel, and the frames are processed to match the channel’s timebase accordingly.

Mind the Gap

Gaps, Overlays, and Placeholders are easily visible and can be edited right away. just:play 2025’s playlist-based design makes it easy to structure the rundown.

Switch to Live

High-quality video, audio, and real-time graphics playout with the ability to switch to live using a single SDI video device or NDI®, SRT, UDP or ST-2110 IP sources.

Extended Events Support

Support for HTTP events to include GET/POST methods and for frame-accurate SCTE-104 Splice Events. New “Rules” method to trigger an unlimited number of sequential events to be executed based on time (per day, hour, minute, or second) so that there is no need to schedule repeating events in the timeline any more.

Solution Video Gallery

Please click on the Link to access the video(s) on YouTube directly.

Compatibility Matrix

System Requirements

  • Apple Mac mini, Mac Studio, Mac Pro 2023 – Apple silicon (M1-M4) required – please check the online user manual.
  • Latest versions of Apple macOS Ventura, macOS Sonoma, macOS Sequoia are recommended.
  • Minimum of 16 GB RAM (Apple silicon).
  • Support for AJA and Blackmagic Design video devices.
  • For detailed system requirements, please consult the online user manual or contact us.

Supported Codecs & Containers

Supported Codecs

NTSC | PAL | HD | UHD

  • DV-PAL
  • DV/DVCPRO-NTSC
  • DVCPRO, DVCPRO50, DVCPRO HD
  • HDV
  • All Apple ProRes Codecs
  • HEVC (H.265)
  • XDCAM EX / HD / HD422
  • MPEG-2 , MPEG-4, H.264
  • MPEG IMX (30/40/50)
  • AVC-Intra
  • XAVC
  • Avid DNxHD®/Avid DNxHR® (decoder)
  • JPEG
  • Apple Animation Codec

Supported Containers

  • MOV, MP4, M4V
  • MPG, MPEG
  • MXF

Supported Frame Rates

  • 25, 29.97, 30, 50, 59.94, 60.
  • Supported frame rates are container and codec specific. Codec support depending on installed Apple Pro Codecs.

Free Download / Infos

  • Important Update: Starting with version 2025.1, the just:play solution will be optimized exclusively for Apple silicon hardware (M1-M4) to provide you with the best performance and experience.
  • If you are planning to deploy just:play on INTEL-based Macs (MacPro7,1 or Macmini8,1) please use version 5.5! Please contact the ToolsOnAir staff (moc.rianosloot@selas) for more information.
  • Nevertheless, we will, of course, continue to support our customers who still have certified Intel-based Macs running qualified versions of just:play.
  • You are welcome to download a trial version of our latest just:play v.2025.1.0 GM 1415 release, by clicking on the “Download” button below. The trial version of just:play is fully feature-enabled, but will apply a watermark on the outgoing SDI/NDI® output at a given interval. To run a watermark-free version of just:play, please contact our sales department at moc.rianosloot@selas or an authorized ToolsOnAir reseller to purchase a license.
  • Please note that you will need a new Activation Key, when upgrading from just:play v.5.x or older.
  • New version 2025.x documentation is now available. We recommend that both new customers and existing users upgrading from a previous version review the updated manuals.
  • We kindly ask all users updating from a previous version to consult the updating guide which can be found here.

Further Documentation: