OppenheimerGPT vs Fly AI
Side-by-side comparison · Updated April 2026
| Description | OppenheimerGPT is a macOS application designed for using AI models like ChatGPT and Gemini side-by-side, enabling users to input prompts once and receive responses from both models simultaneously. The app offers a Pro version for $4.99 which includes features such as menubar access, unlimited standalone windows, and over-the-air updates, while the Basic version remains free but with limited capabilities. | Fly AI is a top-rated ChatGPT application, created solely for macOS 13 and later versions. It integrates an elegant design, swift responses, and the ability to set unrestricted custom instructions, all while offering exceptional ease of use and robust functionality. This native app allows the creation of bespoke AI mini-apps accessible anytime, and it prioritizes privacy by not recording user data and complying with OpenAI's data policies. |
| Category | AI Assistant | ChatGPT Plugin |
| Rating | No reviews | No reviews |
| Pricing | Freemium | Paid |
| Starting Price | Free | $4.99/mo |
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| Tags | macOSAI modelsChatGPTGeminisimultaneous responses | ChatGPTmacOSAI-mimi-appsopenAI-data-policies |
| Features | ||
| Use multiple AI models like ChatGPT and Gemini side-by-side | ||
| Input prompts once to mirror across AI models | ||
| Quick access from the menubar | ||
| Launch multiple standalone windows for separate topics | ||
| Pro version includes over-the-air updates and bug fixes | ||
| Future support for additional AI models like LLaMa and Claude | ||
| Beautiful design | ||
| Fast responses | ||
| Unlimited custom instructions | ||
| Super quick access | ||
| Custom AI mini-app creation | ||
| Privacy-focused | ||
| Native macOS app built with Swift | ||
| Compatible with macOS 13+ | ||
| Free trial available | ||
| Access to latest OpenAI models (ChatGPT, GPT-4) | ||
| View OppenheimerGPT | View Fly AI | |