Looking for scary Halloween sound effects like ghost screams, groans, or faint whispers in a haunted house to be added to your video to spice up the spooky Halloween ambience for viewers?
You got it!
In this post, we will introduce you to a free online video maker with which not only will you find hundreds of spooky Halloween sounds and music for free but also use its customizable Halloween video templates to make original Halloween videos.
Contents:
How to Add Scary Halloween Sounds to Your Video with FlexClip
Unlike many music websites offering Halloween sounds effects only by selling it through iTunes, Amazon, and Spotify, FlexClip, a free and flexible online video editor, takes the issue out of the equation.
With its vast music library where 100,000+ royalty-free music and sound effects available in multiple genres and instruments, you can easily select Halloween scary sound and add it to your video online for the live preview.

Find scary Halloween sounds in the vast music library of FlexClip
So, let’s find out how to find scary Halloween sound effects and add them to your video like the following one in FlexClip.
Before & after effect after adding scary Halloween sounds by FlexClip
Firstly, open the FlexClip and then click on ‘Local Files’ to upload your clips. Then press the orange plus button to add it to the storyboard.

Upload your clips to FlexClip video maker
Next, tab the ‘music’ icon on the left panel and press ‘add stock music’ to go to the music library. Then you can either enter the keyword ‘horror’, ‘Halloween’ in the search box or choose scary sounds in the horror or dark genre on the left menu to preview the sound effects.

Select scary Halloween sound effects in FlexClip’s music library
For the genre of ‘horror’ sounds alone, you can find 3,234 royalty-free scary Halloween sounds in FlexClip’s gigantic music library: such as distant creepy movements, horror metal scrape, ghosts rumble moan, cinematic horror,etc. So, just take your pick.
Then, press the use button once you chose a sound effect.
You may also use the trimmer to trim the duration of ghost groans and adjust the volume and achieve the ‘fade in/out’ effect or even use the loop playback feature. Superb useful for editing your video. Enjoy more tips for making Halloween videos.

Trim scary sounds and adjust its volume
That’s it. After you finish the editing, you can export the video in mp4 (1080p) to your local disk on pc or share it to YouTube directly or store it in Dropbox.

Adjust aspect ratio of the video to 9:16 for Instagram feed
Combine Halloween Sounds Effect with Customizable Halloween Templates
Well, if you are considering making a Halloween video for a business promo or a prank to impress friends and followers on YouTube or other social media, then using FlexClip’s free Halloween sounds and customizable Halloween templates would save you tons of time and make your video second-to-none.


So, how to do it?
Just go to FlexClip’s free template page, then enter the keyword ‘Halloween’ in the search box, then pick a customizable Halloween template and press customize button.

Pick a customizable Halloween template
You can add the animated text to your video, pick another creepy Halloween sounds from the music library or handpick a dynamic element to highlight the Halloween atmosphere, or add your unique logo to build brand awareness.

Add dynamic elements and animated text, music and overlays, etc.
Just give full play to your imagination and feel free to experiment with customizable colors, fonts, filters and fade in/out, trimmer, transitions, and other cool visual effects.

Pick video footage for Halloween videos
Guess what? There are all free to use without a watermark.
The Final Thoughts
With FlexClip online video maker and its vast media library and video templates, your anxiety about finding scary Halloween sound effects and Halloween video footage will be gone forever.
Meanwhile, its versatile video editing features like animated text, dynamic elements, trimmer, and overlays will make editing your video a breeze. Such a win-win solution, highly recommended. So, let’s start finding Halloween sounds for your video now!