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AiseeSoft-4K Converter

AiseeSoft-4K Converter


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4K Converter is the professional 4K video converting software which can help you convert 4K to 1080p, 720p HD and SD video format with high video quality.

Moreover, it enables you to convert SD/HD video to 4K file for better support your 4K TV and 4K player.

Better convert 4K videos to 1080p, 720p HD and SD video for playing on more devices. Better convert HD and SD videos or 4K movies to videos in other 4K formats for playing on your 4K TV.

Convert 4K video to 1080p, 720p HD or SD video

Powerfully convert 4K videos from/to 1080p, 720p HD or SD videos for enjoying them on more devices, such as HD TVs, Mac, PC, iPhone, iPad, Android phone, tablets, and PSP.

Convert 4K video to video in other popular formats

Professionally convert 4K movies or video clips from a video format to another. The 4K Converter supports more 4K video formats, like MP4, MKV, FLV, AVI, TS, and WebM.

Fast and reliable 4K video conversion

30X faster conversion speed and 100% safe video conversion make you enjoy your 4K video conversion, and further enjoy your converted videos on the proper devices as you like.

Convert 4K video from/to 1080p, 720p HD or SD video

Nowadays, 4K video player is not as popular as 4K videos. And most TVs, mobile phones and tablets support up to 1080p HD. Aiseesoft 4K Converter is the best video converter for converting 4K videos. It can convert 4K videos to 1080p, 720p HD or SD videos for enjoying them on more devices, like HD TVs, mobile phones and tablets. You are also allowed to upscale HD/SD videos to 4K videos for your 4K TV.

Change the format of 4K videos

Armed with the latest 4K encoding/decoding technology, Aiseesoft 4K Converter is able to convert 4K video’s format to formats supported by your 4K TV. It allows you to change the format of your 4K videos to play them on your 4K devices or share them on YouTube. The target 4K video formats include 4K MP4, 4K MKV, 4K AVI, 4K FLV, 4K TS, 4K WebM and YouTube 4K video.

Make home-made 4K films through editing

Shoot lots of happy moments with your 4K camcorder and want to make them be your own 4K movie? 4K converter can do you a favor. Like the majority of video converter, 4K Converter also owns the capability of editing 4K videos with its excellent built-in video editor. You can edit 4K videos by clipping, rotating the 4K video to the right angle, adjusting brightness and contrasts, turning 2D to 3D, merging, and adding watermark, etc.

Fast 4K video conversion

As you know, the file size of a 4K video is larger than HD video. You might think that it will take a long time to convert 4K videos to 1080p, 720p HD or SD videos. However, Aiseesoft 4K Converter provides you a 30X faster video conversion than other video converters. What’s more, it enables you to convert your 4K videos in batch. You have no need to convert them one by one. In short, it is the best time-saving video converter in the market.

  • Upscale lower resolution video to 4K Convert 1080p, 720p HD or SD videos to 4K video by upscaling their resolution to 4K.
  • Batch 4K video conversion Convert two or more 4K videos at the same time.
  • Turn 2D 4K videos to 3D Add 3D effects to your 2D 4K films and let your 4K videos more vividly.
  • Snapshot 4K pictures from 4K movies Take a snapshot of an excellent moment from 4K movies and save 4K pictures to computer.

How to Use 4K Converter

Step 1. Download, install and run Aiseesoft 4K Converter on your computer. Register with the email address and registration code you receive from us.

Step 2. Click “Add File” button and load your 4K video in the program.

Step 3. Click “Profile” bar. If you want to convert your video to 4K, then move your mouse above 4K Video and choose the right format from right. If you want to convert 4K video to HD, then move to HD Video and choose from HD formats.

Step 4. After all is set, click the “Convert” button to start 4K converting. Wait for a few seconds, and you can see the video has been converted successfully.

Part 2. How to edit 4K video effects?

Before you convert the 4K videos, 4K Converter gives you options to edit video effects. Choose the video you want to enhance, then click the “Edit” button to enter video editing interface, you’ll see the editing functions as below.

Before you convert the 4K videos, 4K Converter gives you options to edit video effects. Choose the video you want to enhance, then click the “Edit” button to enter video editing interface, you’ll see the editing functions as below.

Rotate/flip video angle

There provides four ways to rotate or flip your video to the right angle: including “Rotate 90 clockwise”, “Rotate 90 counterclockwise”, “Horizontal flip” and “Vertical flip”. With only one click and choose “Apply” to get your expected video.

3D video

If you intend to convert 2D video to 3D, you can click “3D” button to customize 3D settings here. Here you can set 3D as “Anaglyph” or “Split Screen” as you like.

Crop video

Click “Crop” to select the zoom mode as “Letterbox”, “Center”, “Pan & Scan” or “Full” to get rid of the unwanted edges or capture the wanted parts.

Change Effects

Click “Effect” to change effects here. You can adjust brightness, contrast, saturation, hue, volume and more video/audio effects.


If you want to add your own mark to the video, you can click “Watermark” to add text or images as the watermark on your video files.

Part 3. (New added) How to add external subtitle or audio tracks to the video?

In the newest version of 4K Converter, you can also add external subtitle or multi-audio track to the video. To do this, follow the steps below:

Step 1. Open 4K Converter software on your PC. Click “Add File” button on the menu bar to select and import 4K video(s) to this program.

Step 2. Click the audio track option to add or remove external audio tracks in the video. Click “Add Subtitle” button to add the external subtitle to your 4K video.

Step 3. Choose the suitable output video format and save the video file.

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