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AI Photo & Video Effect

AI Fat Filter

See a rounder, cuddlier version of yourself in seconds with SharkFoto's AI fat filter. Upload a selfie and the AI gently adds soft cheeks, a fuller face, and a chubby body while keeping your features clearly recognizable, so the result is a fun, feel-good what-if rather than a caricature. It's a lighthearted, body-positive effect, and you can flip the other way with the built-in skinny filter or blow things up cartoon-style with the animated Happy Chunk and Balloon Belly clips. Sign up free to get 10 credits, pick a look, and download your result — a high-resolution image, or a short MP4 clip for the animated styles — with no watermark, ready to share.

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AI Fat FilterPopularAI Fat Filter

What is an AI fat filter?

An AI fat filter is a photo effect that reshapes the person in your picture to look chubbier — rounder cheeks, a fuller face, and a plumper body — while keeping their face recognizable. You upload a photo, the AI reimagines your body shape, and you download the playful result — a high-resolution image for the core fat and skinny filters, or a short MP4 clip for the animated Happy Chunk and Balloon Belly styles.

All AI Fat Filter Effects

Four playful body-morph effects — go chubbier, slimmer, a wobbly Happy Chunk clip, or a cartoon Balloon Belly. Pick one to start.

AI Fat FilterPrimary
AI Fat Filter
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AI Skinny Filter
AI Skinny Filter
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Happy Chunk
Happy Chunk
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Balloon Belly
Balloon Belly
Use this template

Before & after

A regular selfie, plumped up for a laugh.

Before — Woman TealBeforeAfter — Woman TealAfter
Before — Man StreetBeforeAfter — Man StreetAfter
Before — Woman ParkBeforeAfter — Woman ParkAfter

Woman Teal

How to use the AI fat filter

Three steps, right in your browser.

STEP 1

Upload your photo

Drag in or select a clear photo of the person you want to transform. A well-lit half-body or full-body shot where the face and body are visible gives the AI the most to reshape. Your photo is used only to make your result.

STEP 2

Pick a look

Sign in for your 10 free credits, then choose a direction — the chubby fat filter, the slimming skinny filter, or the over-the-top Balloon Belly. The AI reshapes your body while keeping your face clearly you.

STEP 3

Download and share

Preview your result, then download it at full resolution with no watermark. Send it to friends for a laugh, post a before-and-after, or drop it in the group chat.

What you can make

Popular ways people use the fat filter.

Playful before-and-afters

Turn your own selfie chubbier and drop the before-and-after in the group chat — or swap with friends who are already in on the joke — for a good-natured laugh.

Chubby vs. skinny what-if

Flip yourself both ways and compare — a fuller look with the fat filter, a leaner one with the skinny filter — just to see the two extremes side by side.

Balloon-belly gag videos

Puff someone up cartoon-style with Balloon Belly for an over-the-top clip that's pure silly fun, perfect for a reaction post.

Funny profile pictures

Make a rounder, cuddlier avatar for a playful profile picture, a meme account, or a joke reveal that still looks like you.

Party & group fun

Run everyone's photos through the fat filter at a party or hangout and see who reacts loudest — a quick crowd-pleaser on any phone.

Just for a laugh

No reason needed — sometimes seeing a soft, chunky, happy version of yourself is enough to brighten a dull afternoon.

Styles to choose from

Go chubbier, slimmer, or full cartoon — pick the direction you want.

Chubby look

The classic fat filter: softer cheeks, a fuller face, and a plumper body that still looks like you.

Slimmer look

The opposite direction — a gentle slimming filter that trims your face and body for a leaner what-if.

Happy Chunk

A jiggly animated take that puffs you up into a short, feel-good clip.

Balloon belly

An over-the-top cartoon inflation that puffs you up like a balloon for a big laugh, animated into a short clip.

Why use SharkFoto's fat filter

Keeps your likeness

The AI adds fullness to your face and body but preserves your features, hair, and outfit, so the plumper version still clearly reads as you rather than a random stranger.

Works both ways

One capability, two directions: puff up with the fat filter or trim down with the built-in skinny filter, plus a cartoon Balloon Belly option when you want to go completely over the top.

Playful and body-positive

This is a fun, feel-good novelty effect for a laugh among friends — not a judgment. Use it kindly, on photos you have the right to use, and keep it lighthearted.

10 free credits, no watermark

Sign up free and get 10 credits to start transforming photos. Your download comes at full resolution with no watermark, so it's clean enough to post or share anywhere.

Tips for the best results

Use a half-body or full-body photo — the AI has more of your body to reshape, so the fuller look comes through instead of just the face.

Face the camera in good light — a clear, front-facing, evenly lit shot keeps your features recognizable after the transform.

Use a plain background — busy backgrounds can warp as the AI reshapes your body outline.

Wear simple, fitted clothing — loose or baggy outfits hide your body shape and make the change harder to see.

Start from a higher-resolution photo — low-res images limit how clean and detailed the final result looks.

Frequently asked questions

Is the AI fat filter really free?
You can start for free: create a free account and we give you 10 credits to run the fat filter, with no watermark on the result. When you run low, you can top up credits or upgrade to a plan — there's nothing to install.
What kind of photo works best?
Use a clear, well-lit photo where your face and body are visible. Half-body or full-body shots give the AI more to reshape than a tight face crop, and a simple background with fitted clothing makes the fuller look come through best.
Do I get an image or a video?
It depends on the effect you pick. The core AI Fat Filter and AI Skinny Filter export a high-resolution image, while animated effects like Happy Chunk and Balloon Belly produce a short MP4 clip that plays on phones, computers, and social apps without converting.
How long does it take?
Most results are ready in seconds to a couple of minutes. Just upload your photo, pick a look, wait for the preview, then download — all in one sitting without leaving the page.
Is this making fun of people's weight?
It's meant to be a lighthearted, playful what-if, not a judgment about anyone's body. Please keep it kind and fun, use it on yourself or with friends who are in on the joke, and only with photos you have the right to use. Bodies of every size are great — this is just a silly effect.
Is my photo safe and private?
Your photo is used only to generate your result — it isn't used to train our models or shared with anyone else, and you can delete your uploads. You'll sign in to a free account so your credits and creations stay with you. Only upload photos of people you have permission to use.
Can I use my result commercially?
Yes. What you create is yours to use, including commercially, and it downloads with no watermark. For images of real people, only use photos you have permission for, and keep novelty edits respectful.
What if the result looks off?
Results depend on the photo. A clear, well-lit, front-facing half- or full-body shot gives the most natural transform; if a result looks strange, try a sharper photo or a simpler background. Each generation uses credits, so start with your best image.

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