ChatTab

Freemium

An app to access chatgpt on Mac.

ChatTab is a native macOS application designed for accessing ChatGPT and Claude2 directly from the desktop. Key features include support for multiple GPT-4 variants, iCloud synchronization, custom prompt management, and the ability to use personal API keys. It serves Mac users ranging from individual researchers to businesses seeking a dedicated AI interface with one-time payment options (verified: 2026-01-29).

Jan 29, 2026
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Pricing: Freemium
Last verified: Jan 29, 2026
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Key facts

Pricing

Freemium

Use cases

Mac users requiring a native desktop application to interact with ChatGPT and Claude2 models directly from their macOS environment (verified: 2026-01-29), Developers and researchers needing to utilize their own OpenAI API keys within a dedicated desktop interface for model management (verified: 2026-01-29), Content creators using custom prompts and iCloud synchronization to maintain consistent chat workflows across multiple macOS devices (verified: 2026-01-29)

Strengths

The application provides a native macOS interface that supports GPT-3.5, GPT-4, GPT-4-Vision, and Claude2 models through built-in or custom API keys (verified: 2026-01-29), Users synchronize their data across devices using iCloud and manage multiple chat tabs simultaneously within the Pro and Max versions (verified: 2026-01-29), The software offers a one-time payment model for Pro and Max tiers, granting permanent access to features like custom prompts and multi-device support (verified: 2026-01-29)

Limitations

The application is strictly limited to the macOS platform and requires a Mac device for installation and operation (verified: 2026-01-29), The Starter free tier is restricted to a single tab and a 10,000 token limit when using the built-in API key (verified: 2026-01-29)

Last verified

Jan 29, 2026

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Strengths

  • The application provides a native macOS interface that supports GPT-3.5, GPT-4, GPT-4-Vision, and Claude2 models through built-in or custom API keys (verified: 2026-01-29)
  • Users synchronize their data across devices using iCloud and manage multiple chat tabs simultaneously within the Pro and Max versions (verified: 2026-01-29)
  • The software offers a one-time payment model for Pro and Max tiers, granting permanent access to features like custom prompts and multi-device support (verified: 2026-01-29)

Limitations

  • The application is strictly limited to the macOS platform and requires a Mac device for installation and operation (verified: 2026-01-29)
  • The Starter free tier is restricted to a single tab and a 10,000 token limit when using the built-in API key (verified: 2026-01-29)

FAQ

Which specific artificial intelligence models are currently accessible through the ChatTab desktop application for macOS users?

ChatTab provides access to models including GPT-3.5, GPT-3.5-16k, GPT-4, GPT-4-1106, GPT-4-Vision, GPT-4-32k, and Claude2. Users access these through the application's built-in API key or by providing a personal API key in the Pro and Max versions (verified: 2026-01-29).

What are the primary functional differences between the Starter, Pro, and Max pricing tiers available for this tool?

The Starter plan is free and includes 10,000 tokens for a single tab. The Pro plan is a one-time purchase for one macOS device featuring multiple tabs, custom prompts, and iCloud sync. The Max plan extends these Pro features to support up to three macOS devices (verified: 2026-01-29).

Does the application support data synchronization across different computers for users who own multiple Mac devices?

ChatTab supports data synchronization via iCloud for users on the Pro and Max plans. This feature ensures a consistent experience and access to chat history across different macOS devices registered to the same user account (verified: 2026-01-29).