GeiDeLei

GeiDeLei — Speak. Listen. Understand.

Instant, hands-free translation for conversations, travel and language learning.

Just tap the microphone and speak. GeiDeLei listens continuously, translates your words and speaks the translation back to you.

Hands-free conversation

Use Alternate mode to have a natural dialogue between two languages. Speak, listen, and repeat—without touching your phone.

Choose your translation engine

Choose between two online translation services or Apple On-Device Translation.

Learn by listening

Practice vocabulary and pronunciation with:

Adjustable speaking speed Repeat mode Tap any translation to hear it again Transliteration with full phrases Voice selection through Apple's system settings Record & improve

Record your conversations and play them back to practice pronunciation and hear your progress.

Your personal translation memory

GeiDeLei caches up to 65,535 recent words and phrases, helping reduce API lookups and giving you access to your recent translations offline.

Save, edit and load cache lists to create your own personalized language-learning material.

Built-in dictionary

Explore 350 common phrases in 33 languages, with offline translation between supported languages.

GeiDeLei Call

Swipe left to open Call View and invite another GeiDeLei user by message or email. Once connected, you can speak naturally in different languages while GeiDeLei translates between you.

CarPlay

Use GeiDeLei hands-free with Apple CarPlay on iOS 26 or later.

Apple Watch

Use your Apple Watch to control the microphone, switch languages and repeat the last translation.

Translation that feels less like using an app—and more like simply talking.