Images

Resize media to exact social platform sizes.

Social Media Resizer prepares images and videos for common Instagram, TikTok, YouTube, and other platform dimensions.

No account or card required. Local-first Mac app.

Foldout Resize media to exact social platform sizes tool screen on macOS
Works locallyDesigned for on-Mac processing.
Signed and notarizedBuilt for Apple Silicon Macs.
No app telemetryNo usage tracking from Foldout itself.
Free 14-day trialNo account or card required.
What it does

Built for the common jobs people usually send to separate apps.

Use platform-specific size presets.

Prepare images or videos for posting.

Create new outputs without changing originals.

Detailed capabilities

What Social Media Resizer covers.

Concrete features, inputs, and workflow details for this tool.

Core capabilities

Use platform-specific size presets. Prepare images or videos for posting. Create new outputs without changing originals.

Inputs and scope

Works with images and videos.

How the workflow runs

Add media. Choose the platform and format preset. Review crop or resize settings. Export the resized output.

Social Media Resizer use cases

Common uses include instagram posts, youTube thumbnails, tikTok assets, and story graphics.

How to use it

From opening the tool to saving the result.

  1. 01

    Add media.

  2. 02

    Choose the platform and format preset.

  3. 03

    Review crop or resize settings.

  4. 04

    Export the resized output.

Questions

Before you try Social Media Resizer

Does it support videos?

Yes. Social Media Resizer accepts image and video inputs where supported.

Try the full toolbox

Use Social Media Resizer free for 14 days.

No account, no card, and no upload required for local file tools.