Openshot Video Editor is a slick free editor with a host of amazing features. It's available for Windows, Mac, and Linux and allows you to use a variety of video formats. You can easily mix and edit your audio tracks as well with it. It allows 3-D titles, image overlays, watermarks, video transitions, and so much more. You can't beat the price either, because, of course, it's free.

Movie Maker Online is a web app where you can edit your videos for free. Because it's a web app, it doesn't matter what operating system you have. If you have a browser, you're there. It has a lot of nice features including fade in and fade out, animation editing, creating your own animation, audio editing, cropping, and a lot more.

Videopad Video Editing Software is available free for non-commercial use for both Windows and Mac. It supports video clip transitions, 3D video editing, audio track import and mixing, captions and movie credits, narration, uploading to YouTube and other sites, and text overlays. It also provides free sound effects so you can have just the right soundtrack for your video.

Video Toolbox is a free web app editing software that will process videos up to 1500 MB in size. It allows you to convert your video into all the popular formats and will analyze your video and provide detailed information when it comes to bit rate, codec, frame rate, and resolution. It can also take video directly from your webcam or another device. With it, you can crop the video, add watermarks, merge video files, and create subtitles.

Clipchampcreate is a free web app that allows you to trim, cut, remove unwanted portions from your videos, flip, mirror, rotate, and crop out areas within videos. It also allows you to add audio, images, text, titles, watermarks, filters, backgrounds, and even allows you to balance out the colors. A bonus is that you don't have to upload your file to work on it.

VSDC Free Video Editor is a free video editor that is only available for Windows. It supports all the popular formats and comes with a plethora of features including color correction, adding images and charts, object transformation, and video filters. You can create your own special effects and edit the audio soundtrack as well. Highly professional.

WeVideo is an easy to use web app with a simple interface. They offer a variety of paid plans, but the free plan is terrific if you're just creating something once in a while. The downside is that you don't get a lot of features, and you do get the WeVideo branding on your video, but if you're looking for something to do basic editing, this works well.

iMovie is for Macs and those devices running iOS and provides an amazingly powerful but simple interface for editing your videos. It offers some really cool features like picture in picture and split screen. With impressive, studio quality titling, ten creative filters, sound effects, music, and the ability to offer voiceovers, it can become your favorite software.

Online Video Cutter is a web app that accepts videos up to 500 MB. It takes all popular formats and allows you to cut, crop, trim, and rotate videos. You can edit it right in your browser or upload using Google Drive. Although there isn't a lot of in-depth editing with this app, it provides an easy to use interface for quick editing.