Live Translated Captions for Signal Private Calls
Signal calls connect people across languages and abilities, but understanding audio in real-time remains a barrier for many users. Seagull adds live translated captions to Signal conversations, delivering instant text overlays that stay visible while you talk.
What to Look for in a Signal Caption Solution
A good caption tool for Signal must work without modifying the app itself. You need software that captures audio directly from your system, translates it in real-time, and displays captions in a floating overlay that never blocks your view. Low latency is critical, since delays between speech and captions break conversation flow and create confusion.
Accessibility and language support matter equally. Your solution should handle 60+ languages so multilingual groups can participate fully, and captions should be legible at any screen size. The tool must run on Windows, Mac, and Linux to serve users across all major platforms, ensuring no one is left out of conversations.
How Seagull Delivers Real-Time Captions for Signal
Seagull captures system audio from Signal calls without plugins or app modifications, then translates it live and displays captions in a floating overlay that stays on top of your Signal window. The overlay is lightweight and customizable, so you can position it where you need it without losing sight of participants. Real-time processing keeps latency low, meaning captions appear as speech happens, not seconds later.
Seagull supports over 60 languages, making it ideal for teams, communities, and groups where members speak different tongues. Whether you are running Signal on Mac, Windows, or Linux, Seagull works the same way, giving everyone equal access to captions. Conversation Mode lets both speakers see translated text, turning one-way captions into a true two-way translation experience.
Platform Compatibility and Signal-Specific Considerations
Signal works identically across Mac, Windows, and Linux, and Seagull supports all three platforms without compromise. Desktop audio capture works the same way on each OS, so whether you are using Signal on a MacBook or a Linux workstation, captions appear with the same speed and accuracy. This consistency matters for teams where members use different operating systems.
Signal's emphasis on encryption and privacy aligns with Seagull's local processing approach. Captions and translations happen on your device, not on remote servers, keeping your conversations private. For accessibility compliance in professional settings, Seagull provides the caption record needed for documentation without sacrificing the confidentiality Signal users depend on.
How to Get Started
Available for Mac, Windows, and Linux. The app installs in seconds and requires no configuration.
Choose the language being spoken and the language you want to see. Seagull supports 40+ languages out of the box.
Seagull will transcribe and translate audio from any app in real time. Captions appear in a small overlay on your screen.
Frequently Asked Questions
Does Seagull work with Signal's end-to-end encryption?
Yes. Seagull captures audio from your system after Signal decrypts it for playback, then translates it locally on your device. Your Signal messages stay encrypted throughout, and translation happens entirely on your machine.
Can I use Seagull captions in a Signal group call?
Absolutely. Seagull captures audio from any Signal call, whether one-on-one or group. Each speaker's audio is translated and captioned in real-time, making group conversations accessible to everyone.
How do I save or export captions from a Signal conversation?
Seagull displays captions in an overlay but does not record or store them automatically. You can use your device's screenshot or screen recording tools to capture captions for your own reference, respecting Signal's privacy design.
Available for Mac, Windows, and Linux. 1 hour free trial included.