UniConverter

1. Click on the Trim button on the bottom of the file thumbnail.
2. Drag the slider to select the section of the video you want to trim and click on the Cut button to cut it. And click the Save button to save the changes.

For example, there is a video in 3min and 10 sec, the part you want is the first one min and the last 10 sec.

1. Drag the slider into the time of 1min and click on Cut. The video will be divided into Segment 1 and Segment 2.
2. Drag the slider to the last 10 sec and click on Cut. The video will be divided into Segment 1, Segment 2, and Segment 3.
3. Click on Segment 2 and click on the Delete button to delete it.
4. Segment 1 and Segment 3 will be left. Click on the Merge into one file and click on the Save button to save it.