# OneAI by SimX: GPT-5 Chatbot — Compare answers from AI models > Compare answers from multiple advanced AI models in a single interface. (iPhone/iPad app by SimX.) - Source: https://appshunter.io/ios/app/oneai-by-simx-gpt-5-chatbot/id6741722691 (this page in markdown: same URL + `.md`) - Developer: [SimX](https://appshunter.io/developer/1795269960) - Category: Productivity, Lifestyle - Price: Free with in-app purchases - Rating: 5.00/5 from 4 App Store ratings - Age rating: 12+ - Requires: iOS 17.0 · 131 MB - Languages: American English - Released: 2025-06-16 - Data updated: 2026-08-29 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/oneai-by-simx-gpt-5-chatbot/id6741722691/reviews.md ## What is OneAI by SimX? Ever feel unsure about the answer your AI chatbot gives you? Maybe it sounds okay—but how can you be sure it's the best or even accurate? Have you found yourself switching between different AI apps, copying and pasting your question just to compare the answers? It's tiring, time-consuming, and often leaves you with more questions than answers. You start wondering: What if there’s a better answer out there? That’s why we created One AI—a simple, powerful app that brings together over 10 of the world’s most advanced AI chatbots in one place. Instead of being stuck with just one answer, One AI lets you ask your question once and instantly see how different AIs respond, all at the same time. You don’t have to jump between apps anymore. Everything you need is in one beautiful, easy-to-use interface. One AI connects you to a wide range of top-tier AI models, including ChatGPT (OpenAI), Gemini (Google), Qwen (Alibaba), DeepSeek, Step (Stepfun), GLM (Zhipu), Grok (xAI), Yi-Lightning (01.AI), Claude (Anthropic), Llama (Meta), ERNIE (Baidu), Doubao (Bytedance), Mixtral (Mistral), and Amazon Nova Pro (Amazon). Even a lot more is coming! Whether it's creativity, logic, speed, or precision, each model has its strengths—and now you can tap into all of them in one place. With One AI, you can quickly compare all the answers side by side. You’ll notice patterns—where the AIs agree, where they differ, and where one offers a unique take. Some models explain things clearly, others provide creative suggestions. One AI helps you see the full range of answers, so you can make better decisions and learn more effectively. COMING SOON: A smart new feature will read all the responses for you and show what most of them agree on. It also highlights the most original or different answer—so you can find useful insights quickly. Even if you’re short on time, you’ll still get the key ideas fast. One AI is great for school, work, or fun. If you’re writing an essay, studying for a test, doing research, solving a tough math problem, or exploring an idea, One AI gives you more input with less effort. It’s like having a panel of experts ready to help you, anytime. You can even go deeper with one AI model if you like its answer. Tap on it, ask follow-up questions, and continue the conversation. Whether you want more detail, simpler explanations, or different angles, One AI lets you stay in control. The app is designed to be simple and enjoyable. Whether you’re new to AI or already familiar, One AI makes it easy. The layout is clean and clear. You don’t need tech skills—just type your question and explore the answers. No matter who you are—a student, curious thinker, writer, or someone who loves new ideas—One AI helps you ask smarter questions and get better answers. You'll feel more confident and discover more when you see ideas from multiple angles. Instead of settling for one answer, see what different AIs have to say. Save time, think deeper, and get the full picture—all with a single question. **One AI – Ask Once, Get the Best Answers.** Privacy Policy and Terms of Service: https://bit.ly/One_AI ## Key features - Access over 10 advanced AI models - Compare AI responses side-by-side - Eliminate app switching for AI queries - Ask follow-up questions within a model - Simple and easy-to-use interface - Insights for school, work, and personal use ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Starter Boost | $1.99 | one-time | | Explorer Pack | $9.99 | one-time | | Ultimate Access | $49.99 | one-time | | Power User Bundle | $19.99 | one-time | ## Frequently asked questions about OneAI by SimX ### What is OneAI? OneAI is a productivity app that allows you to ask a question once and receive answers from over 10 different advanced AI models simultaneously. This helps you compare their responses and gain diverse insights without switching between multiple AI applications. ### Which AI models are available on OneAI? OneAI connects to top-tier AI models including ChatGPT-4o, Gemini 2.0 Flash, Qwen-Plus, DeepSeek-V3, Step-2, GLM-4, Grok, Yi-Lightning, Claude 3.5 Sonnet, Llama 3.3 Instruct, ERNIE 4.5, Doubao, Mixtral, and Amazon Nova Pro, with more planned. ### How does OneAI help with research and writing? By comparing answers from multiple AI models, OneAI helps you identify patterns, understand different perspectives, and discover unique insights. This can be invaluable for essay writing, test preparation, in-depth research, and exploring complex ideas. ### Can I have follow-up conversations with an AI model in OneAI? Yes, you can go deeper with a specific AI model if you like its answer. You can tap on a response to ask follow-up questions and continue the conversation, allowing for more detailed explanations or different angles. ### Is OneAI suitable for beginners? Yes, OneAI is designed to be simple and enjoyable for both new and experienced AI users. Its clean layout and straightforward interface mean you don't need advanced tech skills to start exploring answers from multiple AIs. ### What devices does OneAI support? Currently, OneAI is supported on iPhone devices. The app was last updated on 2025-08-11 with version 1.1. ### What is the age rating for OneAI? OneAI has an age rating of 12+, making it suitable for users aged 12 and above. The app focuses on providing information and insights for educational and productive purposes. ### Does OneAI have ads? No, OneAI is ad-free. The app is available for free and offers in-app purchases, ensuring an uninterrupted user experience without advertisements. ## Version history (last 4 releases) ### 1.2.1 — 2026-08-25 We’ve updated some design details and added support for the latest iOS to keep everything running smoothly. If you have any questions or suggestions, feel free to contact us at support@simxapps.com. ### 1.2.0 — 2026-08-23 We’ve updated some design details and added support for the latest iOS to keep everything running smoothly. If you have any questions or suggestions, feel free to contact us at support@simxapps.com. ### 1.1 — 2025-08-11 Meet GPT-5 — our most powerful AI yet. Get sharper answers instantly. ### 1.0 — 2025-06-16 No release notes. ## Apps similar to OneAI by SimX | App | Rating | Price | Category | | --- | --- | --- | --- | | [AI Chat 5.0 Pro: Writer & Art](https://appshunter.io/ios/app/ai-chat-50-pro-writer-and-art/id6738008897) | 3.0 (2) | Free | Productivity | | [AI Chat Assistant – OrNET AI](https://appshunter.io/ios/app/ai-chat-assistant-ornet-ai/id6654901475) | 4.6 (722) | Free | Productivity | | [AI Chatbot & Office Assistant](https://appshunter.io/ios/app/ai-chatbot-and-office-assistant/id6741676133) | 4.6 (168) | Free | Productivity | | [cAI, Private AI (f.k.a AnonAI)](https://appshunter.io/ios/app/cai-private-ai-fka-anonai/id6723885269) | 3.9 (44) | Free | Productivity | | [Overchat: Ask AI & Chat](https://appshunter.io/ios/app/overchat-ask-ai-and-chat/id6747201936) | 4.3 (6) | Free | Productivity | | [esper - Offline & Private AI](https://appshunter.io/ios/app/esper-offline-and-private-ai/id6742043284) | 4.4 (9) | Free | Productivity | ## More apps by SimX - [AI Receipt Scanner: SimExpense](https://appshunter.io/ios/app/ai-receipt-scanner-simexpense/id6479956132) - [Invoice Generator: Sim Invoice](https://appshunter.io/ios/app/invoice-generator-sim-invoice/id6748570905) - [Work Hours Tracker: Sim Hours](https://appshunter.io/ios/app/work-hours-tracker-sim-hours/id6755380746) All apps by SimX: https://appshunter.io/developer/1795269960 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*