Sync podcasts from iPhone to MP3 swim headphones in two minutes
Real-time voice translation powered by AI
Stage
Not given
Startup
Founded
Not given
2025
Based in
DE
US
Pricing model
Freemium
Freemium
Pricing
First sync free. Swimcast Plus: $29.99 one-time lifetime purchase.
Free: 3 minutes per day at livelingo.io/app, no account required. Pro: $19.99 USD per month for 300 minutes per month, translated phone calls, AI meeting memos, PDF export. Pro+: $29.99 USD per month for everything in Pro plus extended translated call minutes.
Key features
Find and add podcasts
Choose episodes on iPhone
Sync MP3 episodes to compatible swim headphones
Set playback order before swimming
Works with Shokz OpenSwim, OpenSwim Pro, H2O Audio, FINIS Duo
No Bluetooth required
Two-minute setup
Real-time voice translation in 35 languages
Translations stream while you speak with sub-second latency
Translated outbound phone calls with recipient picking up normal call
AI-generated meeting memos
Text-to-speech playback
Saved sessions and PDF export
Works in browser alongside Zoom, Teams, and Meet
One-device two-way mode for in-person conversations
Handles code-switching between languages
What makes it different
Direct iPhone to headphone sync without laptop needed
Built specifically for MP3 swim headphones where Bluetooth fails underwater
Designed for quick two-minute pre-swim preparation
Free first sync to test compatibility before paid option
Set and review playback order on iPhone before syncing
Simultaneous translation that streams while speaking, not after stopping
Translated phone calls where recipients don't need to install anything
Browser-based without plugins or marketplace approval required
Free tier with 3 minutes daily at no cost and no account required
Scored 4.96 on independent comprehension benchmark, highest among tested systems
Swimcast
LiveLingo