Discover AI Fat Filters Online Tools & Apps to Try in 2025

As AI technology advances, many fun filters have appeared—like body shape and hairstyle changes. These filters have attracted lots of users to join in and talk about them.

If you're curious about the trending AI Fat Filter on short video platforms, this article is for you. We'll review 3 popular online fat filter tools and 2 fat face apps. You'll get to try the AI fat filter and pick the easiest tool to use.

First, we recommend online tools that work directly in your browser — no need to download or install anything.

1 Pollo AI Fat Filter

Pollo AI is a platform that offers fun AI video and photo effects. Users can try popular filters online with just a few clicks. One of the most popular features is the AI Fat Filter. It makes your face and body look chubbier in a funny and playful way. The process is quick and easy, perfect for anyone who wants to have fun with photos or try something new.

Pros

• Easy-to-use interface — even beginners can get started quickly.
• Natural results that don't distort the image, making it great for memes or social media fun.
• Fast processing — usually takes just a few seconds.

Cons

• Features like HD downloads and watermark-free exports are only available to paid users.
• It may struggle with side-profile or low-quality photos, leading to recognition errors or flawed results.
• Currently, it only supports static images — videos and animated formats are not supported.

2 Openart Fat AI Filter

Openart AI is a popular platform for AI image editing. Its fat filter uses AI technology to make faces look heavier, simulating realistic weight gain effects. It's perfect for creating funny videos, entertainment content, or cosplay looks.

Pros

• No photo editing skills needed — just upload your image with one click.
• Supports popular formats like JPG and PNG, making uploads quick and easy.

Cons

• Only one image can be processed at a time, which may slow down users with bulk tasks.
• Some filters and high-resolution downloads require payment or a subscription.
• The interface is less user-friendly compared to Pollo and might be confusing for beginners.

3 Fotor AI Fat Filter

Fotor's AI fat filter uses smart detection to recognize your face and body. With one click, it adds realistic "fat" effects and creates a transformed photo in seconds—no editing skills needed.

Pros

• Simply upload a photo and click to apply the fat face effect.
• Keeps your original facial features while adding realistic weight.
• Works well on both PC and mobile, with good browser compatibility and easy access.

Cons

• Some filters and HD export features require a paid subscription.
• Only static photos are supported; it can't generate videos or GIFs.
• Since photos are uploaded to the cloud for processing, there may be privacy concerns. Users should consider data security.

1 YouCam AI Pro Chubby Filter

YouCam AI Pro is a popular selfie app by Perfect Corp. It offers basic beauty features like skin smoothing and whitening, along with a range of fun AI filters. One standout is the chubby filter, which lets you adjust the effect—from a slightly fuller face to an exaggerated, cartoon-like look. No matter which style you choose, the results are natural and realistic in just seconds.

Pros

• Includes a real-time camera feature for quick and easy sharing.
• Uses AI to create smoother and more realistic results, unlike traditional distortion tools that often cause unnatural warping.
• No editing skills required—just upload a photo and watch it transform.

Cons

• The output image might be a bit blurry, making it better for fun rather than professional use.
• The Fat Filter is a premium feature and requires a YouCam subscription to access full functionality.
• Running video processing on older devices may cause lag or app crashes.

2 TikTok Fat Face Filter

TikTok is the world's most popular short video platform and a hub for viral filters. One of the trending effects is the fat face filter. Just open the camera, and without any editing skills, you can instantly see yourself with chubby cheeks and create funny, adorable videos with ease.

Pros

• No extra tools needed — it works directly within the platform.
• The results look natural and funny, perfect for creating short videos.
• It's highly interactive and great for boosting content engagement.

Cons

• Only supports video recording; you can't export still images.
• The filter updates often and might be removed or replaced.

Whether you want to prank your friends or add some fun to your social media, the AI fat filter is a creative tool worth trying. Each of the six tools above has its own features and works best in different situations. Pick the one that fits your needs and give it a try. Let AI help you "change your face" and create some fun effects!

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Article by

Heather Marston

Heather Marston is passionate about AI technology. She dedicates herself to writing technical articles on AI, covering new AI products, and sharing her firsthand experience with AI tools in a more engaging and informative way.