AI Chat 4.0: Open Chatbot 4o

AI Chat 4.0: Open Chatbot 4o

Image, Photo & Text Generator

2.3K ratings
101 reviews
Free
In-App Purchases

Details

  • Released
  • Updated
  • June 22, 2023
  • October 2, 2026

Features

AI Chat 4.0: Open Chatbot 4o screenshot #1 for iPhone
AI Chat 4.0: Open Chatbot 4o screenshot #2 for iPhone
AI Chat 4.0: Open Chatbot 4o screenshot #3 for iPhone
AI Chat 4.0: Open Chatbot 4o screenshot #4 for iPhone
AI Chat 4.0: Open Chatbot 4o screenshot #5 for iPhone
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About

This app offers a versatile AI assistant powered by advanced models like GPT-5.4 and Gemini 3.1 Pro. It excels at generating text, images, translations, and personalized plans for travel, fitness, and meals. Seamlessly switch between models for optimal results in everyday tasks, creativity, and learning.

✓Multiple leading AI models
✓AI Chatbot for intelligent answers
✓Text and content generation
✓AI image creation from prompts
✓Multi-language translation
✓Personalized fitness and meal plans
✓Travel itinerary builder
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What users say

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+2

What's New in AI Chat 4.0

1.38.1

October 2, 2026

In the new version of the app: - updated to the latest AI models (GPT-6, Claude Opus 5.5, Gemini 3.8 Flash, Grok 4.6) that are faster and write messages more accurately - image generation redesigned and templates added - optimized and improved app performance - made other improvements and fixes that aren't visually noticeable but can be felt when using the app We're doing our best to make the app even better. If you like our app, take a few seconds to leave a good review. It means a lot to us!

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2

Subscriptions & In-App Purchases

Premium Access

Unlimited number of image generations with the best AI

$9.997 Days
3 Days trial
How to cancel AI Chat 4.0 subscription ⁉️

Events

Read more about Now Featuring Claude Opus 5.5

Now Featuring Claude Opus 5.5

Try the new model for complex work

Sep 27, 2026 — Oct 27, 2026

Read more about Now Featuring Claude Opus 4.6

Now Featuring Claude Opus 4.6

Smarter AI Chatbot Experience

Sep 27, 2026 — Oct 27, 2026

Read more about GPT-5.6 is Now in AI Chatbot

GPT-5.6 is Now in AI Chatbot

Answers, Ideas & Creativity - All in One

Sep 23, 2026 — Oct 23, 2026

User reviews

Огонь

Все круто все работает

Refund

Refund

Chris

This system does not work. It has taken my money and I won’t give it back to me so now I gotta go through a process to get everything back.

Response from developer

Thank you for your feedback, it is valuable to us. What exactly is not working for you? We regularly (several times a day) monitor the performance of our app, and we can assure you that everything is running smoothly. If something is not working as you expect, please contact our support team. This information is very valuable to us, because we are always striving to improve our app. Regarding a refund - you can reach out to our support team, and we will help you with the process.

Плохо

Не работает генерация изображений

Response from developer

Благодарим за ваш отзыв. Мы внимательно перепроверили нашу систему генерации изображений - за последние месяцы никаких технических сбоев с нашей стороны не было. Судя по всему, проблема возникает на вашей стороне. Причина может быть любой: от нестабильного интернет-соединения до некорректной работы приложения именно на вашем устройстве. Пожалуйста, напишите нам в службу поддержки - мы с радостью поможем вам решить эту проблему.

Love this app

It has been so helpful with so many things . I have created an adhd assistant and planner, a custody binder, and a court planner. On top of a comic strip for my mother about the funny things that happen at work and a multifaceted plan for a hotel and resort with animatronics massage, parlor cosmetology, clinic game room, T lounge and much more complete with brochure, business cards, photos and schematics as well as a financial rundown for property building supplies and entertainment as well as possible locations to build it both land available for sale and out of business theme park for a possible turnover it can do anything and everything. This guy is the limit.
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Response from developer

Thank you so much for such a detailed review. We're always curious to learn what people use our app for, and it's a real pleasure to read through such a long list of tasks. Kind words like these motivate us to keep making the app better. We're committed to giving our users access to the best AI models on the market. We have a lot of exciting updates coming, so stay tuned :)

Developer apps

User experience

🐞

Reported Bugs

3 issues

Takes a long time to load if it can even answer. Waste of time and money.

Bug

The app is really slow and it always answers to where you have to scroll up to start. Also, there is no audio, which is disappointing. And whenever you ask a question, you always have to scroll up on an iPhone 12 to see the box where you type. It's just a little thing, but it's annoying. I was hoping for better and hopefully in time this will be better. Thank you.

Bug

I have only had this version for 5 minutes and it has already asked me for feedback. I just want to try it for three days but see that I am 'subscribed.' So how go I cancel should this version not work out. And, if it is working, how do I find the rules for use? Thank you

Bug
✨

Requested Features

3 requests

Could use some personal connection . As they do once they learn your personality .

Feature

Finding a sales job

Feature

Pero es de pago 🫨😬🫤

Feature

FAQ

What makes this AI chatbot different?

This app uniquely combines multiple leading AI models, including GPT-5.4, Grok 4.2, Gemini 3.1 Pro, and Claude Opus 4.6, within a single interface. This allows users to switch between models to find the best one for specific requests, offering a more versatile and powerful AI experience.

Is there a free version available?

Yes, there is a free version of the app. Users receive up to 10 free messages per day to interact with the AI models. This allows you to experience the app's capabilities before considering a premium subscription for unlimited access.

What kind of tasks can this AI assistant help with?

This AI assistant is designed for a wide range of tasks, including answering questions, generating professional emails and content, creating unique AI images from text prompts, translating languages, planning meals based on available ingredients, creating personalized fitness plans, and building travel itineraries.

How do I cancel my Premium subscription?

You can manage or cancel your Premium subscription directly within your Apple account settings. If you are on a different platform, please refer to the app's terms of service for specific cancellation instructions.

What are the real-life use cases for this app?

Real-life use cases include quickly getting summaries of research, drafting professional emails, generating personalized greeting images or avatars for special occasions, planning detailed travel itineraries, and receiving tailored fitness and meal plans for healthier living.