AI Weight Loss Simulator
See a slimmer or heavier version of yourself — face, waist, posture and clothing fit. Upload a photo, slide a level, download. Free, no watermark.
Drop your photo here
PNG, JPG, JPEG, WEBP, HEIC — up to 10MB
No image to test? Try one of our samples
AI Weight Shift in Three Steps
Upload a body photo, pick a weight level, download the photoreal result. The AI rewrites body, posture and clothing fit — never just a 2D pinch — while keeping your face yours.
or drop a body photo here
PNG, JPG, JPEG, WEBP, HEIC up to 10MB
Upload a body photo
Full-body or half-body. Selfie, mirror shot, gym photo or studio. PNG, JPG, JPEG, WEBP and HEIC supported, up to 10MB.
Pick a weight level
Slide between −30 lb (Slim) and +30 lb (Heavier), or click a quick chip — Fat to Fit, Athletic, Toned Posture. The AI rebuilds body silhouette, jawline, waist and clothing fit for that level.
Download the result
Use the before/after slider to compare, then download the full-resolution result. No watermark, no sign-up — share to Instagram, TikTok or stash for your fitness journal.
Why Choose GoStudio AI Weight Loss Photo Simulator
Four reasons GoStudio AI weight shift beats liquify-and-pinch apps, novelty skinny filters and old "fat to fit" generators.
Photoreal Body, Not a 2D Pinch
Old skinny filters and Photoshop liquify just squeeze pixels — clothes warp, backgrounds curve, the body looks plastic. GoStudio rebuilds the body silhouette, posture and how the fabric drapes for the new weight level. The result reads as a real person at a different weight, not a pinched filter.
Photoreal Body, Not a 2D Pinch
Old skinny filters and Photoshop liquify just squeeze pixels — clothes warp, backgrounds curve, the body looks plastic. GoStudio rebuilds the body silhouette, posture and how the fabric drapes for the new weight level. The result reads as a real person at a different weight, not a pinched filter.
Both Directions Slimmer and Heavier
Most "skinny filter" tools only slim down. GoStudio handles both directions — drag the slider to −30 lb for a leaner build or +30 lb for a heavier one. Useful for fitness motivation, casting reference, character prototyping and pre/post visualisation.
Both Directions Slimmer and Heavier
Most "skinny filter" tools only slim down. GoStudio handles both directions — drag the slider to −30 lb for a leaner build or +30 lb for a heavier one. Useful for fitness motivation, casting reference, character prototyping and pre/post visualisation.
Identity-Safe Your Face Stays Yours
The model leaves your face alone. Eye shape, smile, hairline, skin tone — preserved. Only body silhouette, jawline softness, waist, arms, posture and clothing fit change. So when you compare before and after, the person in both shots is unmistakably you.
Identity-Safe Your Face Stays Yours
The model leaves your face alone. Eye shape, smile, hairline, skin tone — preserved. Only body silhouette, jawline softness, waist, arms, posture and clothing fit change. So when you compare before and after, the person in both shots is unmistakably you.
Fitness Goal Reels in Under 30 Seconds
What used to take a week of dieting just to mock up a "future me" reel runs in one click. Drop in your photo, pick "Fat to Fit" or "Athletic", post the before/after to TikTok or your gym group chat. Coaches use it with clients; creators use it for goal-setting content.
Fitness Goal Reels in Under 30 Seconds
What used to take a week of dieting just to mock up a "future me" reel runs in one click. Drop in your photo, pick "Fat to Fit" or "Athletic", post the before/after to TikTok or your gym group chat. Coaches use it with clients; creators use it for goal-setting content.
Simple pricing.
Pay only for what you use.
Every plan unlocks every AI model and every editing tool. Pick the credit pack that fits.
Lite
Billed monthly
80 credits/month
GPT Image 2 · 8 images
Nano Banana 2 · 10 photos
Wan 2.7 · 1 video
Seedance 2 · 1 video (5s)
Full access to all AI image & video models
Pro
Billed monthly
160 credits/month
GPT Image 2 · 16 images
Nano Banana 2 · 20 photos
Wan 2.7 · 2 videos
Seedance 2 · 2 videos (5s)
Full access to all AI image & video models
Max
Billed monthly
500 credits/month
GPT Image 2 · 50 images
Nano Banana 2 · 62 photos
Wan 2.7 · 9 videos
Seedance 2 · 8 videos (5s)
Full access to all AI image & video models
Sign up for 10 free credits — no credit card required. Free credits go to eligible new accounts. Seeing wrong pricing? Contact us
Our Best Tools
Tools that pair well with this one.
TESTIMONIALS
Real customers.
Real reviews.
Every review is written by a real user on social media — not edited, not incentivised. Click any review to see the original post.
Two years ago we spent thousands on branded images and professional headshots. Then I found GoStudio.ai — it helps you look like yourself, just on your best, most confident day.
Sometimes, you don't need a photo shoot to look like your future self. You just need a visual story that says, 'I made it.' That's where GoStudio.ai can help.
The founder personally fixed all of my photos. Her commitment to giving everyone an excellent experience makes her a cut above many others. I have to give the experience 5 stars.
The images look so close to my original that if I didn't tell you they were AI-generated, you'd probably never notice. AI is your assistant — not your identity.
Kanika personally hopped on a call to help. That level of professionalism and kindness really impressed me. The AI photo is beautiful — GoStudio.ai makes professional identity accessible.
GoStudio.ai helped me show up as who I'm actually becoming — not who I thought I was supposed to be. It replaced two photographers and a retoucher for our catalog.
Kanika built GoStudio.ai — an app that turns your daily selfies into professional photos. She built it solo, and it's jaw-droppingly good.
I've seen other companies do AI headshots, but I've found her images to be the best. Dozens of images in 30 minutes — why do this yourself?
Two years ago we spent thousands on branded images and professional headshots. Then I found GoStudio.ai — it helps you look like yourself, just on your best, most confident day.
Sometimes, you don't need a photo shoot to look like your future self. You just need a visual story that says, 'I made it.' That's where GoStudio.ai can help.
The founder personally fixed all of my photos. Her commitment to giving everyone an excellent experience makes her a cut above many others. I have to give the experience 5 stars.
The images look so close to my original that if I didn't tell you they were AI-generated, you'd probably never notice. AI is your assistant — not your identity.
Kanika personally hopped on a call to help. That level of professionalism and kindness really impressed me. The AI photo is beautiful — GoStudio.ai makes professional identity accessible.
GoStudio.ai helped me show up as who I'm actually becoming — not who I thought I was supposed to be. It replaced two photographers and a retoucher for our catalog.
Kanika built GoStudio.ai — an app that turns your daily selfies into professional photos. She built it solo, and it's jaw-droppingly good.
AI Weight Shift — Frequently Asked Questions
Everything about AI weight loss photos and body simulation online — free, photoreal, identity-safe.
STILL LOOKING?
Didn't find what you came for? Tell us.
You scrolled the whole way so tell us what you're trying to create. A real person on our team will help you make it, point you to the right tool, or build it if it doesn't exist yet. Every GoStudio feature started exactly like this.