| What it does | Your agent, in any app.
| Immersive bilingual web translation and YouTube dual subtitles powered by DeepSeek, Claude, and Gemini
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| Stage | Growing
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| Founded | Not given
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| Based in | US
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| Pricing model | Freemium
| Freemium
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| Pricing | 7-day free trial, then choose monthly subscription, yearly subscription at $59 (billed yearly), or lifetime license at $169 (one-time payment). Early bird pricing available until October 8.
| Free plan: $0 forever with built-in Google and Edge translation engines and custom API key support. Pro plan: $2.99 USD per month or $24.99 USD per year (Save 33% with annual billing), includes official Cloud AI models (DeepSeek V3, Claude 3.5, Gemini 1.5), 10,000,000 AI tokens per month, YouTube du
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| Key features | - TabTab autocomplete suggests next words inline in text fields
- Screen context attachment when working with supported providers
- Selection actions to rewrite, explain, search, or ask about selected text
- Clipboard history searchable and pasteable via ⌘⇧V
- Native screenshot and screen recording tools
- Works with multiple AI agents including Claude Code and Codex
- Support for local models via Ollama and Siri AI
- Works in Finder to set working directory and include selected files
- Optional iCloud Sync for history and settings
| - Immersive bilingual alignment with zero layout breakage
- YouTube and video dual subtitles with synchronized real-time display
- Instant selection lookup with floating quick-action ball
- Six translation display styles (None, Dotted Underline, Marker, Quote Block, Subtle, Hover Learn)
- Support for DeepSeek, Gemini, Claude, and OpenAI AI models
- Bring Your Own Key (BYO-Key) with local privacy
- Support for custom API endpoints and local Ollama models
- Access to Google Translate and Microsoft Edge Neural Translate
- Seamless cloud member synchronization across devices
- 7-day money-back guarantee
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| What makes it different | - Native macOS app with no Electron, seamlessly integrated into text fields
- Bring your own AI agent instead of being locked into one provider
- All data stays on your Mac by default with optional iCloud Sync
- TabTab suggests completions inline within the text field in the app's own font
- Works in all editable text fields and terminals without requiring app-specific integration
| - Preserves 100% of webpage structure and code without layout breakage
- Native dual-line synchronized subtitles for YouTube videos
- Absolute local privacy with client-side encryption of API keys and browsing data
- Powered by cutting-edge LLMs with deep contextual understanding
- Zero-config Pro Cloud AI with no overseas API key registration required
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 12 ▲ +4 (up) since last check | 20 ● no change since last check |
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| Trust Flow (Majestic) | 22 | 5 |
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| Citation Flow (Majestic) | 23 | 18 |
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| Referring domains (Majestic) | 60 | 8 |
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