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A clearer next step for your video

AI Video Upscaler to 4K

Enhance your video to 720p, 1080p or 4K. Choose 30 or 60 fps and see your credit cost before you start.

Add your video

Upload your video

Drag and drop your video here

MP4, MOV or WebM

Preview your video, choose your output and see the credits before you start.

Choose your output

Output resolution
Frame rate

30 fps · A practical starting point for most projects.

Total creditsUpload a video to calculate

Credits are calculated in 5-second blocks. Partial blocks round up.

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How to upscale a video online

Choose your video

Add an existing clip and preview it right here before choosing your output.

Set your output

Select 720p, 1080p or 4K and 30 or 60 fps. Your total credits update with your choices.

Enhance, then download

Submit your video, follow its progress in My Videos and download the enhanced result when it is ready.

Four videos. A closer look.

Video upscaling before and after

Compare the original and enhanced videos, with the output settings and processing time shown for each example.

Portrait video upscaling to 4K

Look at the eyes, individual strands of hair and the light across the face. Compare the portrait at its original size with the higher-resolution enhanced output.

4K · 60 fps
BEFOREOriginal input
832 × 480 · 16 fps · 5.06 s
AFTEREnhanced output
3744 × 2160 · 60 fps · 5.00 s
Processing time for this example: about 2 minutes

Animated artwork upscaled to 4K

Follow the branches and eyes in this animated tree artwork. Compare the painted textures, fine lines and small patterns as the scene moves.

4K · 60 fps
BEFOREOriginal input
832 × 480 · 16 fps · 5.06 s
AFTEREnhanced output
3744 × 2160 · 60 fps · 5.00 s
Processing time for this example: about 2 minutes

Cinematic video enhancement in 4K

Explore a surreal city filled with flowers. Look closely at petals, clothing textures and architectural edges throughout the camera movement.

4K · 60 fps
BEFOREOriginal input
1280 × 720 · ≈23.75 fps · 6.61 s
AFTEREnhanced output
3840 × 2160 · 60 fps · 6.55 s
Processing time for this example: about 8 minutes

Vertical video enhancement to 1080p

Compare the café scene in its original vertical framing. Look at the person, clothing and interior lines as the video moves.

1080p · 60 fps
BEFOREOriginal input
480 × 864 · 24 fps · 5.04 s
AFTEREnhanced output
600 × 1080 · 60 fps · 5.00 s
Processing time for this example: about 1 minute

Processing time varies with the video, output settings and current demand.

Make the right choice

720p, 1080p or 4K:
which should you choose?

Match your output to where the video is going. Higher resolution creates a larger frame; the source still determines how much detail can be improved.

720p

HD with a lower credit cost

Choose HD when a smaller output meets your project’s requirements and you want to spend fewer credits.

1080p

A practical Full HD starting point

Choose Full HD for everyday sharing, creator content and projects that call for 1080p delivery. It is the default setting here.

4K

Higher-resolution output

Choose 4K when your project or display calls for a larger frame. Review the additional credits before you submit.

Choose 30 fps or 60 fps

Resolution describes the frame dimensions. Frame rate describes how many frames the output contains each second.

30 fps DEFAULT

A useful starting point when your project does not require a higher frame rate. It uses half the credits of 60 fps at the same resolution.

60 fps HIGHER FRAME RATE

Choose 60 fps for projects that require more frames per second. It costs twice as many credits at the same resolution; results still depend on the original footage.

Know the cost before you start

Video upscaling credit costs

Your input video length and output settings determine the cost. Time spent waiting or processing does not add to the billable video length.

Output resolutionFrame rateCredits per 5 seconds
720p30 fps1 credit
720p60 fps2 credits
1080p30 fps4 credits
1080p60 fps8 credits
4K30 fps16 credits
4K60 fps32 credits
Credits are calculated in 5-second blocks of input video. Partial blocks round up.

Estimate your credits

Try a video length and output setting. This estimate does not change your selected upload.

Total estimated credits96

12 seconds → 3 × 5-second blocks × 32 credits = 96 credits.

For example, 5.00 seconds uses one block; 5.06 seconds uses two. A 12-second video uses three blocks: 12 credits at 1080p / 30 fps or 96 credits at 4K / 60 fps. Your selected video’s block count appears beside the Enhance Video button.

Give your next project more room

Enhance videos for your next project

Start with a video you already have, then select an output that fits your next edit, presentation or post.

Upscale AI-generated videos

Prepare a higher-resolution version of a generated clip for your next project. Inspect fine details and motion before choosing your final export.

See the animated artwork example →

Enhance creator videos

Choose Full HD for everyday content or 4K when your project calls for it. Match the frame rate to the video you plan to deliver.

Compare the portrait example →

Prepare videos for brand projects

Create a Full HD or 4K version for a brand story, presentation or campaign edit. Review textures and scene detail in the enhanced result.

Explore the cinematic example →

Enhance vertical videos

Work with portrait clips for mobile viewing. The café example shows a 480 × 864 input enhanced to a 600 × 1080 vertical output.

See the vertical example →

Two ways to take the next step

Need a free 2× upscale?

Try our free tool for a compatible short clip, or choose this AI Video Upscaler when you need a specific output resolution and frame rate.

START WITH A SHORT CLIP

Free Video Upscaler

Double the source dimensions with the free browser-based tool on a supported device.

Output
2× source width and height
Processing
On your device
Cost
Free, within tool limits
Best suited to
Trying short-video upscaling
Try Free 2× Upscaler

Before you press enhance

AI video upscaler FAQs

Answers about output quality, frame rates, credits and where to find your enhanced videos.

Have another question? Contact support →
What is an AI video upscaler?

An AI video upscaler creates a video at a higher output resolution and aims to improve its visual clarity. Sharper.video lets you choose 720p, 1080p or 4K and 30 or 60 fps. The final result depends on your source; increasing the frame size does not guarantee recovery of detail that was missing from the original.

Can I upscale a video to 4K online?

Yes. Choose your video, select 4K, choose 30 or 60 fps and review the total credits before submitting. The examples above play the enhanced output directly; use fullscreen to take a closer look. Actual pixel dimensions depend on the video: the portrait example is 3744 × 2160, while the cinematic example is 3840 × 2160.

Should I choose 720p, 1080p or 4K?

Choose 720p when HD meets your needs and you want a lower credit cost. Choose 1080p for a Full HD version suitable for everyday sharing and content projects. Choose 4K when a larger output frame is part of your delivery requirements. Compare your project’s requirements with the credit rates; a higher resolution cannot guarantee a better result for every source.

What is the difference between 30 fps and 60 fps?

Frame rate is the number of output frames per second; resolution is the size of each frame. The default is 30 fps. Choose 60 fps if your project requires the higher frame rate. At the same resolution, 60 fps uses twice the credits of 30 fps. Source motion and quality still affect how the final video looks.

How many credits does video upscaling cost?

Each 5-second block of input video costs 1 credit at 720p / 30 fps, 2 at 720p / 60 fps, 4 at 1080p / 30 fps, 8 at 1080p / 60 fps, 16 at 4K / 30 fps or 32 at 4K / 60 fps. Partial blocks round up. For example, 12 seconds uses three blocks and costs 96 credits at 4K / 60 fps. Use the credit calculator to compare settings.

How long does video enhancement take?

The four examples on this page took about 2 minutes for the portrait, 2 minutes for the animated artwork, 8 minutes for the cinematic scene and 1 minute for the vertical café clip. These are the recorded times for those examples. Processing time varies with your video, output settings and current demand; it does not increase the billable video length.

Where can I find my enhanced video?

After your task is successfully created, you are taken to My Videos. Follow the task’s status there, then play or download the enhanced result when it is ready. Your original file remains the source for the enhancement.

Can I leave the page while my video is processing?

Wait until your upload finishes and the task has been successfully created in My Videos. Once the task appears there, enhancement can continue while you leave the page. Keep the page open while a file is still being uploaded or a task submission is still in progress.

Can I upscale AI-generated videos?

Yes. You can upload an existing AI-generated clip that passes the input checks, then choose your output resolution and frame rate. The animated artwork and cinematic examples show possible material to compare. Inspect the result for the details and motion that matter to your project.

Can I enhance vertical videos?

Yes. The vertical café example uses a 480 × 864 input and a 600 × 1080 enhanced output at 60 fps. It retains the portrait framing in the comparison. Check the actual output dimensions rather than assuming that every 1080p video is a landscape 1920 × 1080 file.

Can I upscale videos for free?

Yes. The separate Free Video Upscaler offers 2× upscaling for compatible short videos on supported devices, subject to its tool limits. This AI Video Upscaler uses credits and offers selectable 720p, 1080p or 4K output with 30 or 60 fps. Creating an account does not make credit-based enhancement unlimited or free.

Will upscaling fix every blurry video?

No. Results depend on the original footage, including its detail, compression and motion. Upscaling can produce a higher-resolution output and may improve perceived clarity, but it cannot guarantee reconstruction of every missing detail or removal of every blur. Start with the best original file available and compare the enhanced result before using it in your project.

Keep creating

Ready to enhance your video?

Choose your clip, set your output and see the credits before you start.

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