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AI Video Generator Vertical Size for Portraits

Looking for an AI video generator vertical size? Describe portrait scenes, choose settings, and create clips for full-screen phone feeds.

AI Video Generator

0/20000 characters
Cost:10
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What is vertical size in video generation?

Vertical size refers to portrait-format video clips optimized for phone screens, typically in a 9:16 aspect ratio. You describe a scene with vertical framing and the tool generates a matching clip.

AI Video Generator Vertical Size for Portraits

Morning coffee commercial

Input

A steaming cup of coffee on a wooden table, sunlight through a window, steam rising slowly, close-up, warm tones, portrait framing

Expected output

A portrait-format clip of a steaming coffee cup in warm morning light with slow rising steam.

City walk teaser

Input

Rainy city street at night, neon signs reflecting on wet pavement, a pedestrian walking away, cinematic vertical composition

Expected output

A vertical cinematic clip of a rainy neon city street with reflections on wet pavement.

Product reveal loop

Input

A minimalist sneaker rotating slowly on a light gray podium, soft studio lighting, clean background, short vertical loop

Expected output

A clean vertical product clip showing a sneaker rotating on a light podium.

Produce portrait-format video clips from a text description for vertical layouts and short-form projects

Frame ideas for portrait screens

Describe close-ups, full-height shots, and vertical compositions directly so drafts match the layout you need.

Iterate on scene and motion

Test several scene descriptions in one session and regenerate until the motion and mood fit the clip.

Review before you reuse

Check each clip for motion, framing, and rights before you download or repurpose it.

How It Works

1

Describe the scene and motion

Describe the desired scene and motion.

2

Choose the settings

Choose the available generation settings.

3

Generate and review

Generate, review, and download a suitable result.

Vertical video prompt tips

Write the clip as a visual brief: subject, framing, lighting, and movement.

Input Constraints

  • State the subject and where it sits in the frame
  • Describe motion such as pan, zoom, or slow drift
  • Name the mood, lighting, and color palette
  • Mention portrait framing if the clip is for a vertical layout
  • Keep the scene original and within your rights to use

Practical Tips

  • Write one sentence for the scene and one for the movement
  • Specify camera feel, such as close-up, wide, or handheld
  • Try a second prompt that changes only the motion
  • Review the clip and refine the prompt with a follow-up description

Privacy

  • Do not upload personal or sensitive material unless you have permission to use it.

Usage Rights

  • Confirm that you have the rights needed for the inputs and intended use of the result.

Prompt recipes

Copy a structure, then adjust the subject, lighting, camera, and output details for your own result.

Skincare product application

Vertical close-up of hands applying cream to forearm, smooth spreading motion, natural bathroom lighting, soft focus background, portrait 9:16 orientation

Shows product use with clear action, lighting, and vertical framing direction that works well for beauty and wellness content.

Urban street fashion

Full-body vertical shot of a person walking toward camera on a city sidewalk, confident stride, buildings and traffic blurred behind, golden hour lighting, portrait aspect ratio

Captures motion, environment, and lighting in a vertical frame suited for fashion or lifestyle content.

Food reveal moment

Vertical overhead shot of a burger being assembled layer by layer, each ingredient dropping in slow motion, bright studio lighting, portrait 9:16 framing

Uses overhead angle and slow-motion to create a satisfying food assembly moment optimized for vertical feeds.

Dance move closeup

Vertical shot of a dancer's feet performing a quick footwork sequence, studio floor visible, dramatic side lighting, portrait orientation, tight framing

Focuses on a specific body part with clear lighting and framing to highlight movement in a vertical dance clip.

Nature waterfall portrait

Vertical composition of a narrow waterfall cascading down moss-covered rocks, mist at the base, green forest blurred behind, natural daylight, 9:16 aspect ratio

Uses natural vertical subject (waterfall) with atmospheric detail and clear aspect ratio direction for nature content.

Best use cases

Match the workflow to the input you have and the result you need before opening the generator.

Social media vertical content

Input: Portrait scene description with subject and motion details

Result: A vertical clip for Reels, TikTok, or Stories

Tool: AI Video Generator

Mobile-first marketing

Input: Product or brand scene with 9:16 framing and clear subject placement

Result: A portrait video optimized for phone viewing

Tool: AI Video Generator

Tutorial or how-to clips

Input: Step-by-step action described with vertical camera angle

Result: An instructional clip that fits vertical feeds

Tool: AI Video Generator

Behind-the-scenes series

Input: Consistent vertical scene details across multiple prompts

Result: A matching set of portrait clips for a social series

Tool: AI Video Generator

Limitations to know before generating

  • You can describe portrait scenes to aim for vertical size, but the tool does not guarantee exact aspect ratios. Review each result to confirm it fits your target platform.
  • If a clip comes out in a different aspect ratio, regenerate with clearer vertical framing language like '9:16' or 'portrait orientation' in the prompt.
  • Platform UI elements like captions and buttons often cover the top and bottom of vertical videos. Plan your subject placement accordingly.
  • Generated clips are drafts. Complex vertical compositions may require several prompt refinements to achieve the desired framing and motion.
  • You are responsible for confirming you have the rights for your input and the intended use of the output.

Creative Suite: AI Video Generator & AI Image Generator Tools

Power up your creative workflow with our AI-driven tools. Generate stunning videos, create images, and apply custom adjustments - our AI Video Generator and AI Image Generator offer a complete solution for all your creative needs.

Strictly Prohibits Adult/NSFW Content

Pricing

Choose the credit package that works best for you.

No hidden fees • Cancel anytime • Unused credits roll over

Starter

Perfect for trying out AI creation.

Credits

2,400 credits per year

  • Up to 20 videos per month
  • Up to 100 images per month
$5.00/ month$9.9950% OFF

$59.99/year billed yearly

You save $60 · the equivalent of 6 months free

Basic

Perfect for light creators.

Credits

6,000 credits per year

  • Up to 50 videos per month
  • Up to 250 images per month
$10.00/ month$19.9950% OFF

$119.99/year billed yearly

You save $120 · the equivalent of 6 months free

Pro

Popular

Best value for creators.

Credits

14,400 credits per year

  • Up to 120 videos per month
  • Up to 600 images per month
$33.33/ month$39.992 Months Free

$399.99/year billed yearly.

Save $80 compared to monthly

Ultra

For video creators and power users.

Credits

60,000 credits per year

  • Up to 500 videos per month
  • Up to 2,500 images per month
$83.33/ month$99.992 Months Free

$999.99/year billed yearly.

Save $200 compared to monthly

Questions? Contact us at support@domer.io





Create your vertical clip

Open the text-to-video tool, describe the scene and motion for a portrait layout, and generate a clip you can review and download.