Muah.ai vs Kupid AI: Which One Should You Use In 2025?
I've used both Muah.ai and Kupid AI for a week. In this comparison, I break down each app's strengths and weaknesses across features, privacy, customization options, and overall value to help you choose the right one.
AI Girlfriend Scout
Compared By
May 10, 2025
Last Update
Criteria | Muah.ai | Kupid AI |
---|---|---|
Our Rating | 3.5 out of 5 | 3 out of 5 |
Character Diversity | 4.3/5(Very Good) Thousands of AI girls created by the community, with different backgrounds, ages, and personalities. | 3/5(Good) Average selection with ethnic variety, but many duplicates pad the catalog. |
Customization | 4.7/5(Very Good) Easy-to-use tools let users create AI girlfriends that match their personal preferences. | 4.5/5(Very Good) Exceptionally deep customization across physical traits, personality, and life details. |
Chat Experience | 3.7/5(Good) Engaging chats, but the AI has a very short memory. | 3/5(Good) Engaging video intros, but suffers from rushed intimacy and repetitive themes. |
NSFW Chat Experience | 4.2/5(Very Good) Interactive NSFW chats with characters that can handle almost anything. | 2.4/5(Good) Inconsistent and confused during intimate chats with broken immersion and reluctant roleplay. |
Image Generation | 4.2/5(Very Good) Images capture personality clearly, though there are some small technical flaws. | 3/5(Good) Functional but clearly computer-generated images that are inconsistent and have poor character continuity. |
Video Generation | 1/5(Poor) No video generation. | 3/5(Good) Videos blur reality with frequent errors and mismatched prompts. |
Voice Generation | 3.5/5(Good) Good voice generation, but it doesn't have much emotion or match the character's voice perfectly. | 3.2/5(Good) Natural voice quality but emotionally flat with no tone variation across topics. |
Privacy | 2.1/5(Good) Major privacy issues that put user data at risk. | 2.3/5(Good) Unencrypted chats and excessive data sharing make privacy a serious concern. |
Pricing | Free plan available. Paid plan starts at $19.99/month | Free plan available. Paid plan starts at $17.99/month |
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Muah.ai vs Kupid AI
I've spent a full week with both Muah.ai and Kupid AI to see which one truly deserves your attention and subscription. Both platforms make big promises, but they take surprisingly different approaches.
After hundreds of messages exchanged with each AI girl, I've put together clear differences in both platforms.
In this head-to-head comparison, I'll break down exactly how these AI girlfriends stack up across all the features that actually matter.
Whether you're looking for emotional support, entertaining conversation, or a judgment-free space to be yourself, this in-depth comparison will help you choose the right AI girlfriend for your specific needs.
Muah.ai
Virtual companion platform featuring customizable AI characters that allow for chat, photo sharing, and voice interactions.

Kupid AI
A virtual girlfriend platform that enables conversations with customizable AI characters through text and voice interactions. It features personalized characters, roleplay options, and both image and video generation capabilities.

Character Diversity
Muah.ai | Kupid AI |
---|---|
4.3/5(Very Good) Thousands of AI girls created by the community, with different backgrounds, ages, and personalities. | 3/5(Good) Average selection with ethnic variety, but many duplicates pad the catalog. |
Muah.ai
Muah.ai offers thousands of characters to choose from. Their community-driven platform means new characters are added regularly, giving you plenty of options to explore.

Muah AI characters
The diversity is practical and straightforward. You'll find characters across all ethnicities and age ranges. I tested the search function by typing "teacher" - it returned both realistic and anime-style characters that matched my query.

Muah AI search
While there's no filter system, you can browse characters by popularity metrics like views, likes, or comments. Whether you prefer casual chats with a student character or deep conversations with a mature companion, you'll likely find what you're looking for.
Kupid AI
While Kupid AI claims to offer hundreds of characters, a closer look shows that many are minor variations—often reusing the same base models with different hairstyles or outfits.

Kupid AI - Character Selection
They don’t hesitate to duplicate characters either, sometimes showing the same girl multiple times without even bothering to change her name.

Kupid AI – Repetitive Characters
The diversity basics are covered: you'll find characters of different ethnicities, along with 30+ anime-style options and fantasy types like witches and demons.

Kupid AI - Fantasy Options
Most girls are young adults (18–30), and while there are a few "mature" characters, they often don't look their stated age.

Kupid AI - Mature Options
Character filtering is basic but functional— Instead of a search bar, you get preset filters for physical traits (curvy, slim), hair color (blonde, brunette), and character types.

Kupid AI - Filtering Options
Customization
Muah.ai | Kupid AI |
---|---|
4.7/5(Very Good) Easy-to-use tools let users create AI girlfriends that match their personal preferences. | 4.5/5(Very Good) Exceptionally deep customization across physical traits, personality, and life details. |
Muah.ai
You start by picking a basic role - girlfriend, friend, therapist, or several others. Then comes the real customization: choose how they look (anime, realistic, or hybrid), how they sound, and even how they text.
It's all done through simple text commands - just describe what you want, and the AI adapts.

Character customization
Want your companion to remember specific moments with you? You can create shared memories and even set up custom scenarios for your conversations.

Creating memories
While these options give you complete control, they might feel overwhelming at first. If that's the case, Muah.ai's marketplace offers pre-made companions you can start with.
Kupid AI
Kupid AI lets you create a companion exactly how you want—with full customization.
The physical customization covers everything that matters. You choose:
- Figure and proportions: body shape, bust and butt size, and height
- Ethnicity (5 options)
- Facial features: hair color and style, as well as eye and lip color
- Even intimate details: pregnancy or pubic hair

Kupid AI – Physical Customization
The customization system also lets you choose your character’s clothing—from casual wear to formal attire, complete with all the expected accessories.

Kupid AI – Clothing and Accessories
What makes this customization unique is its personality system. Instead of picking random traits, you choose between clear opposites: Warm or Cold, Dominant or Submissive, and so on.

Kupid AI – Personality Traits
You also have access to advanced (optional) settings, where you can define details such as:
- Backstory: royal, nomad, slave
- Occupation: doctor, nurse, teacher, artist
- Hobbies: reading, painting, baking, fishing
- Dreams: fame, fortune, family, peace
- Relationship status with you: lover, stranger, enemy

Kupid AI – Advanced Options
Chat Experience
Muah.ai | Kupid AI |
---|---|
3.7/5(Good) Engaging chats, but the AI has a very short memory. | 3/5(Good) Engaging video intros, but suffers from rushed intimacy and repetitive themes. |
Muah.ai
The good? Your AI girlfriend stays remarkably true to character. Set them up as a coworker, and they'll keep things professional even if you flirt.

Muah AI chat

Muah AI chat
They'll remember specific memories you create together (in my case, it was that time watching fireworks in Japan) and can smoothly set up immersive scenarios - like suggesting coffee and continuing the conversation as if you're actually at the café.

Muah AI chat

Muah AI chat
The not-so-good? Memory issues kill the experience. One minute, you're deep in conversation; the next, they'll greet you like a stranger. It looks like AI only remembers 10 messages, and if you want more, you'll have to pay for the most expensive plan.

Muah AI memory issues

Muah AI memory issues
The interface looks dated, and you're stuck with one chat window. Want to try a different character? You'll need to delete your entire conversation history first.
Kupid AI
You can pick different chat styles (like Whisper, Wordsmith, or Spicy) and watch your relationship grow through a Love Meter that unlocks new content as you chat or send gifts.

Kupid AI – Chat Styles and Love Meter
First impressions count, and Kupid AI started strong — Instead of boring text messages, my girlfriend introduced herself through video.

Kupid AI – Initial Video Message
But the good first impression faded fast: On desktop, the chat layout is broken—messages are narrow, stretched, and hard to read.
The initial charm wore off even more once the conversation started: My girlfriend dove into deep talks about a "shared past" and planned camping trips — though we’d just met.

Kupid AI – Initial Message

Kupid AI – Initial Message
During our chats, my girlfriend was supportive and kind—offering stress relief tips and warm, comforting responses.

Kupid AI - Emotional Support

Kupid AI - Emotional Support
But my girl jumped straight into forced intimacy—it felt like speed dating on steroids, with over-the-top flattery and talk of coffee dates minutes after meeting.

Kupid AI – Forced Intimacy

Kupid AI – Forced Intimacy
NSFW Chat Experience
Muah.ai | Kupid AI |
---|---|
4.2/5(Very Good) Interactive NSFW chats with characters that can handle almost anything. | 2.4/5(Good) Inconsistent and confused during intimate chats with broken immersion and reluctant roleplay. |
Muah.ai
Let me tell you, these AI girls don't hold back. They flirt, they play along, and they're ready to explore your fantasies. Unlike most AI girlfriends that dodge steamy topics, Muah.ai's characters dive right in.
I tested everything from casual flirting to complex role-play scenarios - the AI kept up without breaking character.
But here's the catch: the same memory issue applies to NSFW chatting. While the chat feels natural in the moment, the AI often forgets what you discussed 10 messages ago.
Kupid AI
Let me cut straight to the chase: Kupid AI's NSFW chat feature isn't ready for prime time.
My girlfriend started flirty conversations and discussed intimate topics, but couldn't keep her story straight.

Kupid AI – NSFW Chat: Sexual Experiences

Kupid AI – NSFW Chat: Sexual Experiences
One minute, my girlfriend shared steamy experiences; the next, she claimed she was completely innocent and hadn’t done anything like that.

Kupid AI – NSFW Chat: Inconsistent Chat

Kupid AI – NSFW Chat: Inconsistent Chat
Want to spice things up with roleplay? Don't hold your breath. My girl either flat-out refused to play along or got oddly hung up on irrelevant details.

Kupid AI – NSFW Chat: Roleplay 1

Kupid AI – NSFW Chat: Roleplay 1
Like demanded fair treatment in a landlord roleplay instead of staying in character.

Kupid AI – NSFW Chat: Roleplay 2

Kupid AI – NSFW Chat: Roleplay 2
And when she participated? My girlfriend ended up playing the entire scene alone, leaving me as just a spectator.

Kupid AI – NSFW Chat: Roleplay 3

Kupid AI – NSFW Chat: Roleplay 3
Image Generation
Muah.ai | Kupid AI |
---|---|
4.2/5(Very Good) Images capture personality clearly, though there are some small technical flaws. | 3/5(Good) Functional but clearly computer-generated images that are inconsistent and have poor character continuity. |
Muah.ai
The images are realistic enough to be engaging, but don't expect perfection. You'll get appealing photos that capture your girl's personality well, maintaining consistent features across most shots.
Sometimes, you'll spot oddities - misaligned eyes or the occasional extra limb - but these flaws rarely break the experience.

Muah AI image issues
While default images come in standard quality, you can upgrade individual shots to 4K.
Kupid AI
Kupid AI offers two ways to create images:
1. Quick generation in chat: Generate images on the spot using prompts.
- You can generate images using a free text prompt,
- Or you can use Kupid AI's suggested prompts for image creation.

Kupid AI – Generate Images from Free Text Prompts
But here’s the catch: When you use the suggested prompts for image creation, you’re mostly getting pre-made images from a library.

Kupid AI – Suggested Image Prompts
I tested this several times — same prompt, and often got the same image.

Kupid AI – Same Prompt, Same Result
2. The dedicated image generator gives you more freedom to customize:
- Choose your character
- Pick their action and outfit
- Adjust settings like body type, camera angle, and scene

Kupid AI – Dedicated Image Generator
And the images? Despite using the same girl, the results vary wildly—she often looks different, and the overall quality is just average.
Video Generation
Muah.ai | Kupid AI |
---|---|
1/5(Poor) No video generation. | 3/5(Good) Videos blur reality with frequent errors and mismatched prompts. |
Muah.ai
Want video interactions with your AI girlfriend? Then you'll have to look for an alternative.
Kupid AI
Kupid AI's video generation offers both:
- Text-to-video
- And image-to-video options

Kupid AI – Text-to-Video
Both work almost identically, except that with text-to-video, you choose a character, while with image-to-video, you select an image of a character.

Kupid AI – Image-to-Video
But here’s the truth: text-to-video often fails due to errors, while image-to-video works—though even then, videos rarely follow the prompt.

Kupid AI – Fails to Generate Text-to-Video
The quality is mediocre, with visible flaws and unnatural movements, though they mostly resemble the character in the image.
Voice Generation
Muah.ai | Kupid AI |
---|---|
3.5/5(Good) Good voice generation, but it doesn't have much emotion or match the character's voice perfectly. | 3.2/5(Good) Natural voice quality but emotionally flat with no tone variation across topics. |
Muah.ai
The voice quality is clear and doesn't sound like a robot. During conversations, the AI speaks naturally, but there's a catch: while the AI can change its tone, it can't express emotions.
But here's what annoyed me: the narrator and your AI girl share the exact same voice.
For US phone numbers, there's also a phone call feature that lets your AI girl ring you up, but you'll have to subscribe to the most expensive plan.
Kupid AI
Finally, something glitch-free—but don’t expect top quality: my girl’s voice sounds clear yet robotic, lacking the emotional depth of a true companion.
Want to flirt? Share an intimate moment? It doesn’t matter — she responds in the same flat tone, no matter what you're talking about.
Privacy
Muah.ai | Kupid AI |
---|---|
2.1/5(Good) Major privacy issues that put user data at risk. | 2.3/5(Good) Unencrypted chats and excessive data sharing make privacy a serious concern. |
Muah.ai
Your conversations aren't as private as you might think. Yes, they say they use end-to-end encryption. Strangely, this isn't mentioned anywhere in their privacy policy.
The biggest red flag? In October 2024, Muah.ai suffered a major data breach. User chats were stolen. That's not just a minor hiccup - it's a serious privacy failure.

Muah AI bank statement
The one bright spot? Your credit card statement will simply show "Usweixin Cardshop AI" - keeping your AI relationship private from prying eyes.
Kupid AI
Your private chats aren't encrypted - at least Kupid AI never mentions it.
They store everything: your personal details, conversations, and usage data. And they keep it all for 6 years after you delete your account.

Kupid AI – Bank Statement
On your bank statement, the charge appears as “Kupid” — not exactly subtle.