Narrus vs Side Search

Narrus is a local AI-powered reader that gives you a complete reading experience. It can translate any eBook into any language you want. Narrus also supports audio transcription, helping you save time and read faster. All AI processing happens directly on your device — no data is sent anywhere, so your privacy is fully protected. We also support a plain text mode for PDF files, making it easier to read and understand academic papers or research articles. With Narrus, language will never stop you from exploring new ideas and cutting-edge studies.

Quickly launch your preferred AI assistant or search engine as a voice assistant from the Side Button or Action Button. ### Launch from Side Button ### On iPhone in Japan, you can assign Side Search to the Side Button. You can start your favorite assistant by pressing and holding the Side Button. ### Assistants ### --- URL Based Assistant You can turn various AI assistants and search engines into assistants by setting a custom URL. --- Apple Foundation Models You can converse with privacy-focused models on devices that support Apple Intelligence. --- Claude API You can ask Claude to perform web searches or ask questions using your own API key. --- Google Gemini API You can converse with Gemini and ask it to perform web searches using your own API Key. --- Side Bridge For advanced users, you can use any assistant by creating an endpoint called Side Bridge.