Free AI Tools

Free interactive tools and resources to help you evaluate, build, and optimize AI applications.

Augustyniak Capture

Offline-first capture app for voice, text, images, and video. A hotkey saves and verifies the file on disk first; transcription, OCR, and AI titling run afterwards in a background queue and are allowed to fail. Mirrors notes into Obsidian and hands captures to a repository inbox.

FlutterOffline-firstTranscriptionOpen Source

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Punktoza Search

Search Polish journals and conferences by ministerial points (punkty ministerialne / MEiN). Includes autocomplete, discipline filters, and pagination.

PunktozaMEiNJournalsConferences

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New

Citation Generator

Generate properly formatted citations in APA, MLA, Chicago, and BibTeX formats. One-click copy and batch export for academic papers and research.

APAMLABibTeXAcademic

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LLM Token Cost Calculator

Calculate and compare API costs across OpenAI, Anthropic, Google, and more. Estimate token usage, compare pricing, and plan your AI budget.

PricingTokensCost EstimationComparison

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AI ROI Calculator

Calculate potential ROI from AI consulting services. Input team size, processes, and goals to get personalized projections on cost savings and productivity gains.

ROICost SavingsProductivityInteractive

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LLM Model Comparison

Interactive comparison table for GPT-4, Claude, Gemini, and more. Compare pricing, context windows, capabilities, and latency.

PricingContextLatencyCapabilities

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