Trim, watermark and rename
The Edit buttons on the right change files as they're converted. Your originals are never changed.
Trim (video and audio)
- Add a video or audio file and press Trim.
- Drag the start and end handles on the timeline, or type the times.
- Play the selection to check it, then press Apply segment.
Remove trim goes back to the full length.
Watermark (photos and video)
- Press Watermark. The designer opens over one of your files.
- Choose Text (your name, the date, the file name) or Logo (a PNG, SVG, JPG or WebP; a transparent PNG looks best).
- Set the font, size, colour and opacity; add a background box for legibility.
- Drag it into place on the preview, or pick a position. Arrow keys nudge it.
- Repeat in 5 places makes it harder to crop out; on video it can also scroll across.
- Press Apply watermark. The same design goes on every file in the batch.
Rename
- Press Rename.
- Type a pattern, for example
Holiday-{n}. The preview shows the new names. - Press Use these names, then Convert.
| Piece | Becomes |
|---|---|
{n} | the file's number: 001, 002, 003 |
{date} | when the photo was taken (from the camera), otherwise the file's date: 2026-08-14 |
{name} | the original name |
{date} Beach {n} gives 2026-08-14 Beach 001. Characters Windows doesn't allow are left out. Keep original names turns renaming off.
Related: Presets and recipes · Convert files
This guide is also on GitHub.
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