[Best WebM Editor] How to Edit WebM Files Free Without Watermark?

Step 1 - Add Files to the WebM Editor

Install and launchInstall and launch Free HD Video Converter Factory, click "Converter" button on the main interface to step into the "Video Converter".

Click "Add Files" button to add WebM files from your local drive, or just execute a drag-and-drop action.

Step 2 - Edit WebM Files

After loaded, you'll find each WebM video is equipped with a toolbar for simple editing. You can choose any one below or a combination to edit WebM files. Read on to learn the details.

(1) Merge WebM Files

Make sure you have added at least two and more videos into the program for WebM files merging. Open the "Merge" window and click the middle "Merge" button to create a "Pack 1" track in the below section. Move those WebM files from "Video List" section to the "Pack 1" timeline. Then drag and drop those WebM files to re-arrange the merging sequence. Click "Merge" button to proceed.

Note: You can create multiple packs to re-arrange and join different WebM files, which is an efficient feature that most other WebM editors don't have.

(2) Trim WebM File

Click the "Trim" icon (Scissors icon) on the toolbar, move both sliders to select the desired video segment or type in the start and end time to make it accurate. Press the green "Trim" button to cut WebM file. Similarly, you're able to split WebM video into multiple parts. Click OK to go back.

(3) Rotate/Flip WebM File

Click the "circle-shaped" icon to open Rotate window. Here you can flip or rotate video 90/180 degrees in one click, and you can see the output preview on the right window. Click OK to go back.

(4) Crop WebM File

Click the "Crop" icon to open the Crop window. It offers two video cropping modes. Free Aspect Ratio allows you to freely drag the dotted box or manually input the resolution to crop a section, while the Fixed Aspect Ratio provides some common fixed ratios. And the Fine Tuning section will make the WebM video cropping more accurate. Click OK to go back.

(5) Add Effect/Filter to WebM File

Click the "Magic Wand" icon to open the "Effect" window to add effects to video, there are 18 predefined filters available for your choice. Meanwhile, you can also adjust the Brightness, Contrast, Saturation and Hue of the video. Click OK to go back.

(6) Add Watermark to WebM File

Click the "Stamper" icon to open the "Watermark" window, where you can either add text or image watermark to video. You're able to adjust the font, size, shadow, opacity and location. Click OK to go back.

(7) Add Metadata to WebM File

Click the "Metadata" icon on the toolbar to edit video metadata. You're able to modify file name, artist, genre, and description right there. Click OK to go back.

Step 3 - Choose a Preferred Output Format

Unfold the full list of more than 500 configured presets by pressing the big "Format" image on the right side. Select any preferred format or specific device model as you wish.

Tips: Open "Parameter Settings" window, you're also allowed to modify video parameters, e.g., video resolution, encoder, bit rate, frame rate, and so forth.

Step 4 - Start WebM Editing and Conversion

When everything is ready. Choose a location to save the output video by pressing the "Inverted Triangle" icon on the bottom. Finally, hit "Run" button to start to edit WebM video on Windows 10/11.