The Journal for Your Mistakes.
Become a pioneer. Systematically use your mistakes to learn, grow, and train truly personal AI. Private. Professional. Profound.
Become an Early FejljaWe all make mistakes—daily. But instead of hiding them, Fejlja empowers you to learn from them. For yourself. For others. And for AI. Fejlja is a digital error journal that helps you recognize individual patterns, document personal insights, and make them securely and structurally available for future AI systems. Your path to better strategies, smarter processes, and personalized AI begins here.
Rethinking Mistakes.
Fejlja is more than a journal—it’s a tool for personal and systemic evolution. In an AI-driven world, it helps you illuminate, analyze, and transcend your own patterns in thought, action, and decision-making.
The Future Learns from You.
Our world is changing fast. Strategies, processes, and personal decisions are increasingly shaped by artificial intelligence—but AI is only as good as the data it’s trained on. Fejlja tackles this challenge directly.
Your unique experiences are the most valuable resource for creating an AI that truly understands you. By documenting your mistakes, you train your own private AI, recognize recurring patterns, and gain new perspectives.
Secure. Structured. Future-Ready.
A simple, intuitive process to turn everyday errors into extraordinary insights.
1. Log
Capture any mistake or insight in seconds using text, voice, or images. The interface is designed for speed and clarity.
2. Secure
Your entry is instantly protected with zero-knowledge encryption. Only you can ever access your raw data. Period.
3. Reflect
Optionally share entries anonymously with teams or mentors to gain new perspectives and foster a culture of growth.
4. Evolve
Your structured data helps you and your personal AI to identify blind spots and build smarter strategies for the future.
Your Data Belongs to You. Period.
Fejlja is built on a foundation of absolute privacy and data sovereignty. We can't see your data, and no one else can either. You have full control, always.
- Zero-Knowledge Architecture
- Optional Fully Offline Mode
- No Third-Party Data Sharing
Capture Mistakes, Anywhere.
Fejlja offers a seamless, intuitive interface across all your devices. Whether at your desk analyzing a business decision or on the go reflecting on a personal interaction, your journal is always with you. The app allows you to categorize entries, add rich context with photos or voice notes, and track emotional states, turning raw data into a powerful tool for self-discovery and strategic improvement. This isn't just a notebook; it's an intelligent companion for your growth journey.
The Visionaries Behind Fejlja.
Fejlja is a symbiosis of experience and foresight. Our team unites an early internet pioneer, an expert in social affairs, and an artist, all highly aware of the impact of AI on the development of our civilization. Fejlja's purpose is to conserve and reuse human experience and acquired knowledge to increase the usability of anonymous outputs from language models. It acts as a private vault of experiences for human development, enabling sharable learning through the most advanced digital solutions, brought to life by top programming talents—proudly engineered in the EU.
Be First. Be Fejlja.
Sign up now to reserve your spot in our closed beta and become part of the first generation to consciously utilize mistakes for a better future with AI.