Premiere Pro is a powerful paid-for video editing program, but if you go direct to Adobe, you can get a week-long trial of full software, which includes all the latest features and updates. Yes, you can download Premiere Pro for free as a seven-day trial to find out if it's the right software for you. There's no obligation to buy, but it's easy to convert to a paid Creative Cloud membership during or after the trial.
You can try the latest release of Premiere Pro for free – including all the newest features and updates – with a seven-day trial for PC, Mac and iPad. Download a free trial of Premiere Pro at Adobe