U vs AiyuChat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
U
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U:UChat – A new chat experience that brings emotions to life! When you send a message to your friends, the image that will be included is a surprise until you send it! • Select an emotion and we'll display an image that matches your feeling. • The "unexpected" element makes it fun! Both sender and receiver will be excited. • Create your own unique avatar with AI for even more personalized fun! This chat is 100 times more fun with friends than alone! Invite your friends and experience this new world of chatting! ▶ Learn how to use it here (Watch the video) https://www.youtube.com/shorts/AyU1gbtJXRc - Privacy Policy https://www.haik.jp/uuchat/rules-and-policies-privacy-policy - Terms of use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
AiyuChat
Engage in immersive conversations with lifelike 3D virtual characters. This AI assistant app offers real-time voice chat, advanced lip-sync, and contextual memory for natural interactions. Choose from multiple character models and enjoy features like dark theme and chat history.
- Lifelike 3D virtual characters
- Real-time voice conversations
- Intelligent AI assistant
- Contextual memory
- Multiple 3D model options
- Chat history
- Dark theme
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AiyuChat - Your 3D AI Friend Experience Immersive Conversations with Lifelike 3D Virtual Friend AiyuChat is a revolutionary AI assistant app that delivers an unprecedented immersive interaction experience. Say goodbye to boring text chats and engage in real-time conversations with vivid, three-dimensional virtual characters. Core Features Stunning 3D Virtual Characters - Realistic 3D character models with detailed facial animations - Advanced lip-sync technology for natural, lifelike conversations - Rich emotional expressions that respond to dialogue in real-time Real-time Voice Conversations - State-of-the-art speech recognition - simply speak your thoughts - Natural and fluent speech synthesis for an enjoyable audio experience - Hands-free communication for greater freedom Intelligent AI Assistant - Powered by advanced large language models that understand your every question - Streaming response technology for real-time replies with no waiting - Contextual memory for coherent, natural conversations Use Cases - Daily conversation companion - Learning and tutoring assistance - Writing and creative assistance - Life advice and planning - Multi-language translation and practice Additional Features - Multiple 3D model options to choose your favorite virtual character - Dark theme for comfortable, eye-friendly viewing - Chat history to review memorable conversations anytime - One-tap sharing to share interesting dialogues Bring warmth to AI. Make communication feel real. Download AiyuChat today and start your journey with your 3D AI Friend! Terms of Service: https://aiyu.chat/terms.html Privacy Policy: https://aiyu.chat/privacy.html
Screenshots
Verdict
The clearest difference is iOS requirement: U at 13.0 against AiyuChat's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. U sells 3 in-app purchases, starting at $1.99 per month and AiyuChat sells 10 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
U ships an update weekly, AiyuChat every 6 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | U | AiyuChat |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Weekly | Every 6 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 94 MB | 125 MB |
| Age rating | 12+ | 12+ |
| Developer | HAIK | 晓冬 黄 |
In-app purchases
U
- 感情アイコン追加 スタンダードプラン - 1か月$1.991 Month
- 感情アイコン追加 プレミアムプラン - 1か月$3.991 Month
- Generate an avatar$0.99
AiyuChat
- Go monthly3 Days trial$4.991 Month
- Plus Monthly$9.991 Month
- Pro Monthly$19.991 Month
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- Go Yearly3 Days trial$49.991 Year
- Max Monthly$59.991 Month
- Plus Yearly$99.991 Year
- Pro Yearly$199.991 Year
- Max Yearly$599.991 Year
- Mini Boost Pack$0.99
- Value Boost Pack$4.99









