kitio.aiAll AI tools
Every tool in the directory (10,042). Filter by category and price, or search by what you want to do.
Every tool in the directory (10,042). Filter by category and price, or search by what you want to do.
39 tools for “PDF Signing”
Few tools use these exact words, so these also include tools that match what you mean.
Anthropic's assistant for long documents, writing and careful reasoning
DuckDuckGo's private chat with popular models and no account needed
Multi-model AI chat app with web search, PDFs and images
All-in-one AI assistant for your browser, desktop and phone
Privacy-focused AI assistant built into the Brave browser
AI tarot readings with a full 78-card deck and 23 spreads
One chat app for models from OpenAI, Anthropic, Google and more
Mobile AI chat and image app with no sign-up or ads
Long-running chatbot that learns its replies from past conversations
HIPAA-compliant Claude assistant for healthcare, legal and government
One-click AI assistant extension for reading and writing online
Chat hub for GPT, Claude, Gemini and DeepSeek plus dozens of AI tools
Birth charts, transit calendars and an AI astrologer for follow-up questions
One workspace for many chat, image, video and audio AI models
One subscription for AI chat, media analysis and generation
Free Chrome extension that asks 11 AI chatbots the same question
Company AI workspace with chat, shared prompts and data-privacy controls
Free astrology and Bazi charts with AI readings and follow-up chat
Sponsored
Your AI tool here
A Featured launch puts your tool in this spot and on the home page for a week.