Yemma 4
Private AI, 100% on device
About
This AI chat app runs entirely on your iPhone, processing prompts, images, and responses locally. Enjoy private conversations, brainstorm ideas, and summarize notes offline after an initial model download. It requires specific hardware for full functionality.
What's New in Yemma 4
1.0.1
April 15, 2026
App Store listing refresh with updated screenshots, clearer privacy and runtime details, and published accessibility support information.
Developer apps
FAQ
What makes Yemma 4 private?
Yemma 4 is designed for privacy by running entirely on your iPhone. Your prompts, images, and responses stay on your device, with no cloud inference services or telemetry pipelines involved.
Does Yemma 4 require an internet connection?
After the initial model download, Yemma 4 can be used offline on Wi-Fi, cellular, or in airplane mode. This allows for continuous chatting without an active internet connection.
What hardware is needed for Yemma 4?
Yemma 4 requires iPhone hardware with the A17 Pro chip or later. This ensures the device has the necessary processing power for on-device AI model execution.
How large is the initial model download for Yemma 4?
The first model download for Yemma 4 is approximately 4.2 GB. It is recommended to use Wi-Fi and ensure sufficient free storage space on your iPhone.
Can Yemma 4 understand images?
Yes, Yemma 4 features image understanding capabilities. You can describe photos and have conversations about them, with all processing handled locally on your device.
Is there a subscription or cost to use Yemma 4?
No, Yemma 4 is free to use and does not require a subscription or sign-up. The app is available at no cost to users.
How often is Yemma 4 updated?
Yemma 4 was last updated on April 15, 2026, with version 1.0.1. Future updates will likely focus on improving the AI model and app functionality.
What are the privacy controls for conversation history in Yemma 4?
Yemma 4 stores conversation history locally on your device. You have the ability to delete this history at any time, ensuring your data remains under your control.