Wraith.Chat vs HammerAI

Wraith Chat runs AI entirely on your phone. No cloud servers, no data collection. Just private, powerful AI in your pocket. Completely Private: Your conversations never leave your device. No cloud, no servers, no analytics. Uninstall and everything is gone forever. Fast & Offline: Works without internet. AI runs directly on your phone's processor. No API calls, no monthly fees, no downtime. Custom Characters: Chat with unique AI personalities. Create your own characters with custom voices, scenarios, and personalities. Import character cards from SillyTavern and Chub. Character Hub: Browse community-created characters at wraith.chat or share your own. Submit your characters for review — approved creations go live for the whole community to enjoy. Character Memory: Your characters remember you across conversations. Facts about you and details they share about themselves persist between chats. View, edit, and manage memories in the character editor. Experimental feature — toggle on/off in Settings Multiple Models: Choose from a growing library of open-source models. From compact 1B to powerful 12B. Download only what you need. Generate Images: Premium feature for paid users. Create AI-generated images on-device with lightning-fast GPU inference. Control quality with adjustable generation steps. Save images to your Photos. Tap to view fullscreen. Your characters can draw scenes, portraits, anything you imagine. Interactive Games: Built-in challenge characters. Talk your way past the bouncer. Negotiate a raise with a CEO. Can you win? Wraith Originals: Custom fine-tuned personality models built exclusively for Wraith. Not system prompts — real personality baked into the model weights. Download them from the Models tab. Power User Tools: Full inference tuning (temperature, top-p, repeat penalty, thinking mode). Custom system prompt editor. Skip Meta Prompt toggle for advanced characters. Bulk delete conversations. Adjustable image generation steps. Total control, no restrictions. DEVICE REQUIREMENTS: iPhone with 4GB+ RAM (iPhone SE 2, iPhone X, or newer) iOS 16.0+ 2GB free storage (5GB+ recommended for larger models) PERFORMANCE BY DEVICE: Older iPhones (SE 2/3, iPhone X): Best with 1B-3B models Standard iPhones (11-13): Great with 3B-7B models Pro iPhones (14 Pro+): Excellent with all models up to 12B All AI processing happens 100% on your device. Larger models provide better quality but require more RAM. Image generation requires iOS 16.2+ and downloading a ~1.4GB model. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Chat with thousands of AI characters, roleplay your own stories, generate images, and hear characters speak. HammerAI is the private AI roleplay and character chat app: free to chat, no ads, no tracking, and your chats and characters can stay on your device. THOUSANDS OF AI CHARACTERS Browse community-created characters across every genre: fantasy, sci-fi, romance, horror, comedy, and more. Each has a unique personality, backstory, and conversation style. Create your own AI characters from scratch or import them. AI ROLEPLAY & CHARACTER CHAT Immersive roleplay conversations with AI characters that remember context and stay in character. Set up your own persona so characters know who they're talking to. Characters have their own voice, and you can choose from over 300 AI voices in multiple languages. GROUP CHATS Add multiple AI characters to the same conversation. Watch them interact with each other and with you. Each character maintains their own personality. STORY WRITING Co-author stories with AI. Build worlds with lorebooks that define your world's lore, history, and rules so the AI stays consistent across long narratives. You can also generate images for your stories. IMAGE GENERATION Generate character portraits, scenes, and illustrations with dozens of AI art models including Flux, Stable Diffusion, and more. TEXT-TO-SPEECH Over 300 AI voices in multiple languages. Give each character their own voice. CHOOSE YOUR AI MODEL Most AI chat apps lock you into a single black-box model. HammerAI lets you pick from leading open-source LLMs tuned for roleplay and storytelling: Mythomax, Hermes, Mistral, Lumimaid, Magnum, Euryale, WizardLM, and more. Try a few, find your favorite, or let HammerAI pick a sensible default. Want to dial it in further? Adjust temperature, context window, and system prompt to match your style exactly. Not finding the LLM you want from our options? Use any LLM in the world with our proxy LLM support. PRIVATE BY DESIGN Most AI chat apps store every conversation and character on their servers. HammerAI gives you the choice: keep your chats and characters local on your device, or sync them to the cloud if you prefer. Either way, we never run ads and never sell your data. WHY HAMMERAI? • Free to chat: no ads, no trackers • Private: chats and characters can be saved locally on your device • Thousands of AI characters: community-created, growing daily • Group chats: roleplay with multiple AI characters at once • Story mode: co-author interactive fiction with AI • Image generation: dozens of AI art models including Flux, Stable Diffusion, and NovelAI • 300+ AI voices: text-to-speech in multiple languages • Lorebooks: world-building that the AI remembers • Custom personas: be whoever you want • No account required: start chatting immediately BUILT BY ONE DEV HammerAI is a passion project built by a single developer with help from a small contracting team. No venture capital, no growth team, no engagement metrics to optimize against you. Every dollar from a subscription goes back into server costs, better AI models, and continued development. You're supporting indie software made by someone who actually uses it. Download HammerAI today. Roleplay an epic fantasy, write a sci-fi novel, brainstorm with a creative partner, or just see where the chat takes you. Your library is yours: what fills it is up to you.