i am not sure if this is the right website to ask, but in one presentation, the lecturer used this software

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that i thought was quite neat. If anyone knows it, i would appreciate any comment :)!


  • 1
    Why didn't you ask the lecturer?
    – albert
    Mar 9 '21 at 14:01
  • 1
    it was a recording :) Mar 9 '21 at 14:04
  • 2
    As we don't do "software identification" here: What do you need? Which features? What OS should it run on? How much you'd be willing to spend if it comes to paid software?
    – Izzy
    Mar 9 '21 at 23:13
  • Hey Izzy, i think Sebastian answered the question. However, if you have any recommendation of something, i would appreciate it. What i am looking for is a pdf viewer when presenting with beamer that allows me to add blank pages and write on them. another nice feature would be to use the mouse as a laser pointer. Basically a flexible pdf viewer! I don't mind paying an extra buck for something that allows me to be flexible when teaching and presenting :)! Y Mar 10 '21 at 13:04
  • 2
    @YousefKaddoura Can you reformulate the question (or create a new one) that's on-topic for the site, asking for your desired PDF viewer with all features you need?
    – Alejandro
    Mar 10 '21 at 18:06

I thought it looked like a Linux app, and it seems it is:


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