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Free Forever

All our tools are completely free to use. No account required, No hidden fees and No subscriptions.

Fast & Secure

All processing happens in your browser. Your files never leave your device.

No File Size Limits

Convert files of any size. No restrictions on file sizes or number of conversions.

Batch Processing

Convert multiple files at once to save time and effort.

File Converters

  • PDF Tools
  • Image Converter
  • Video Converter
  • Audio Converter
  • Document Converter
  • eBook Converter
  • Archive Tools
  • File Tools

Calculators

  • Finance Calculators
  • Health Calculators
  • Math Calculators
  • Science Calculators
  • Other Tools

Popular Tools

  • PDF to Word
  • HEIC to JPG
  • Merge PDF
  • Fillable PDF Creator
  • Mortgage Calculator
  • BMI Calculator
  • AI Chat

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Practical Web Tools

Free Tools — Your Files Never Leave Your Device

Practical Web Tools - Convert files & chat with AI — fully offline | Product Hunt

© 2026 Opal Emporium LLC. All rights reserved.

Privacy-first file conversion and AI chat. No accounts, no uploads, no tracking.

AI Tools

Powerful AI-powered tools for chat, writing, and automation. Access multiple AI models and create content with intelligent assistance.

AI Chat

Chat with various AI models including GPT-4, Claude, Llama, and more. Free and private.

Beta

Agent Playground

Experiment with AI agents that can use tools and complete complex tasks autonomously.

Ebook Writer

Generate complete ebooks with AI assistance. Create chapters, outlines, and full manuscripts.

Browse AI Models

Explore available AI models, their capabilities, and pricing. Compare different providers.

Text to Speech

Convert text to natural-sounding speech. Choose from system voices or AI neural voices. Download as MP3.

Quick Answer

Our AI Tools suite provides free access to powerful AI models for chat, writing, text-to-speech, and task automation. All tools run privately in your browser or connect securely to AI providers without storing your data.

How It Works

1

Choose an AI tool based on your needs - chat, writing, speech, or automation

2

Configure your preferred AI model and settings

3

Enter your content or start chatting with the AI

4

Download or copy your results instantly

Key Facts

  • Access multiple AI models including GPT-4, Claude, Llama, and more
  • Generate complete ebooks with AI-assisted writing
  • Convert text to natural speech with neural voices
  • Experiment with AI agents that complete complex tasks
  • All processing is private - your data is never stored
  • Free to use with no registration required

Frequently Asked Questions

Are these AI tools really free?

Yes, our AI tools are completely free to use. Some features may require you to provide your own API key for premium AI models, but the tools themselves are free.

Is my data private when using AI tools?

Yes, we do not store any of your conversations or content. Data is sent directly to AI providers and is subject to their privacy policies. We do not log or retain any user data.

Which AI models are available?

We support multiple AI models including OpenAI GPT-4, Anthropic Claude, Meta Llama, Google Gemini, and local models through Ollama. The available models depend on the specific tool.

Can I use my own API key?

Yes, you can use your own API keys from OpenAI, Anthropic, or other providers to access premium models directly without any middleman.