14 guides · iOS · iPadOS
LingoAI Translate guides
Offline AI translator for voice, photos and text, with a translating keyboard. On-device by default, Cloud when you want it.
Translate between 38 languages on your iPhone with an AI model stored in the app: no signal, no account, no upload. What the free limit is and what to expect.
Read guide → Privacy & offline How Private Is LingoAI? What Stays on Your Phone, and the Three ExceptionsTranslation runs on-device by default. Exceptions: the optional Cloud engine, Apple's speech recognition and free-plan ads. Exactly what leaves the phone, and when.
Read guide → Speech input How to Translate Speech on iPhone: Dictate, Edit, Translate and Hear It BackSpeak into LingoAI to get a transcript you can edit and translate, then play the result through the speaker or privately in your ear, with adjustable speed.
Read guide → Camera & photo text How to Translate a Sign, Menu or Page with the Camera or a PhotoPoint the camera at printed text or pick a photo, let the phone read the text on-device, then translate it. What works well and what OCR struggles with.
Read guide → Multiple targets How to Translate One Text into Several Languages at OnceAdd extra target cards in LingoAI to see the same text in several languages side by side, and copy or share the one each person needs.
Read guide → File import How to Translate a Whole Text or Markdown File on iPhoneImport a .txt or Markdown file, translate it in one go, and learn the free limit, the Long Text unlock and when Cloud keeps terminology consistent.
Read guide → Keyboard How to Translate As You Type in Any App with the LingoAI KeyboardAdd the LingoAI Keyboard, turn on Full Access, and translate inside Messages, WhatsApp or Mail, then replace or append the result. Why it needs Full Access.
Read guide → Relay How to Have a Conversation with Someone Who Speaks Another Language (Relay)Relay is a shared translated conversation: each person speaks or types in their own language. How many sessions are free, and the voice limits.
Read guide → Engines LingoAI Engines Compared: On-Device Model, System, and CloudWhen to use the LingoAI model, Apple's System engine or Cloud (Standard or Best, formal or casual), and what each costs in privacy and credits.
Read guide → Cloud credits LingoAI Cloud Credits: What Costs What, What Is Free, and What Happens If It FailsCloud credits are the only thing that costs per use: how many a translation takes, what Pro includes, credit packs, failed requests and what happens after reinstalling.
Read guide → Presets How to Save Language Pairs as Presets and Switch in One TapSave your common source and target language combinations in LingoAI and load them instantly, so you stop re-choosing both languages every time.
Read guide → History How to Find and Reuse Past Translations (History)LingoAI saves your translations on the device, grouped by day and searchable, so you can copy, share, replay or delete them, and why history may hold sensitive text.
Read guide → Troubleshooting LingoAI Troubleshooting: Language Not Available, Keyboard Not Translating, Cloud Fell Back to DeviceFix common LingoAI problems: a Cloud-only language, keyboard needs Full Access or a download, the free length limit, missing credits and Cloud falling back to the device.
Read guide → Free & Pro LingoAI Free vs. Pro: Limits, the Four Unlocks and Cloud CreditsWhat LingoAI does free (on-device translation, camera, voice, keyboard, history), what each separate unlock does, and what Pro bundles, including 500 Cloud credits.
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