100% Local Processing - Your Videos Stay Private

Transform Videos for Any Platform

Convert YouTube videos to TikTok, Instagram Reels, and more. Change aspect ratios and formats instantly — all without uploading to the cloud.

No Cloud Upload
Instant Conversion
Windows, Mac, Linux
16:9

YouTube / Desktop

9:16

TikTok / Reels

1:1

Instagram / FB

Features

Everything You Need for Video Conversion

Convert aspect ratios, change formats, and optimize your videos for any platform.

Aspect Ratios

16:9

Landscape

YouTubeTVDesktop

9:16

Portrait

TikTokReelsShorts

1:1

Square

InstagramFacebook

4:5

Portrait+

Instagram Feed

Transform Modes

Fit

Preserves entire video, adds letterbox bars

Fill

Crops to fill frame completely

Stretch

Stretches to fit (may distort)

Output Formats

MP4

Universal format, best compatibility

Free

MOV

Apple QuickTime, high quality

Pro

MKV

Open source, multi-track support

Pro

AVI

Microsoft format, large files

Pro

WebM

Web video, royalty-free

Pro
How It Works

Convert in Three Simple Steps

No complex settings, no learning curve. Just upload, choose, and download.

1

Upload Your Video

Drag and drop your video file or click to browse. Supports MP4, MOV, MKV, AVI, and WebM.

2

Choose Settings

Select your target aspect ratio, output format, and transform mode. Preview the result instantly.

3

Download & Share

Your converted video is ready! Download it and share directly to TikTok, Instagram, or YouTube.

Real Results

See The Impact

The right aspect ratio can dramatically increase your content's reach and engagement. Here's what happens when you optimize for each platform.

YouTube

+594%
Before
16:9

Views

1,234

Engagement

2.1%

Horizontal video optimized for desktop viewing

After
9:16

Views

8,567

Engagement

8.7%

Vertical video perfect for YouTube Shorts

Converted with VideoConvert in less than 30 seconds

Instagram

+374%
Before
16:9

Views

892

Engagement

1.8%

Landscape doesn't fit mobile feed

After
4:5

Views

4,231

Engagement

6.4%

Portrait takes up full screen

Converted with VideoConvert in less than 30 seconds

Same Video, Different Platforms

YouTube / Desktop

16:9

Original

Reels / TikTok

9:16

Converted

Instagram Feed

1:1

Converted

50K+

Content Creators

Using VideoConvert daily

100K hrs

Time Saved

In manual editing

420%

Avg. Growth

In engagement metrics

Pricing

Free Forever, Pro When You Need It

Start with our free version. Upgrade to Pro for advanced features and no watermark.

Free

$0forever
  • MP4 output format
  • 720p maximum resolution
  • Single file conversion
  • Desktop app
  • All aspect ratios
  • Watermark on output
Most Popular

Pro

$29$49one-time
  • All formats: MP4, MOV, MKV, AVI, WebM
  • Up to 4K resolution (3840x2160)
  • No watermark
  • Batch conversion
  • Custom presets
  • Lifetime updates
  • Priority support
Social Proof

Trusted by Creators Worldwide

See what content creators, marketers, and developers are saying about VideoConvert.

10K+

Downloads

500+

GitHub Stars

4.9

User Rating

"Finally, a video converter that doesn't require uploading to some sketchy website. Everything stays on my machine."

SK

Sarah K.

Content Creator

"I convert dozens of YouTube clips to TikTok format every week. This tool saves me hours of editing time."

MR

Mike R.

Social Media Manager

"The batch conversion feature is perfect for my workflow. I can queue up all my videos and let it run."

DL

David L.

Developer

Star us on GitHub

Ready to Transform Your Videos?

Download VideoConvert for free and start converting your videos for any platform. No account required, no cloud uploads — just fast, local processing.

Available for Windows, macOS, and Linux