Free Delphi Alternatives in 2026

Looking for free alternatives to Delphi? We've gathered 8 similar AI tools, including 3 with free or freemium plans, so you can compare no-cost options and find the right fit. Top free picks include Connected Papers, Mindsmith, Gauthmath.

Best Free Delphi Alternatives

1. Connected Papers (Freemium) (Free option) — AI visual graph tool for exploring academic papers and related research. More Delphi alternatives
2. Mindsmith (Freemium) (Free option) — AI microlearning course builder for L&D professionals. More Delphi alternatives
3. Gauthmath (Freemium) (Free option) — Gauthmath (Gauth) is an AI-powered homework helper that solves math, science, writing, and more with instant step-by-step explanations. Backed by 50,000+ verified human tutors available 24/7. More Delphi alternatives
4. Duolingo Max (Paid) — Duolingo Max adds AI-powered features to the world's most popular language learning app: Explain My Answer for mistake analysis and Roleplay for practicing real conversations with an AI character. More Delphi alternatives
5. QuestGen (Freemium) — QuestGen is an AI tool that automatically generates quizzes, tests and questions from any text or document, helping educators and trainers create assessments rapidly. More Delphi alternatives
6. Knowji AI (Paid) — AI vocabulary learning app using spaced repetition and visual mnemonics. More Delphi alternatives
7. Slidesgo (Freemium) — Slidesgo offers thousands of free Google Slides and PowerPoint templates plus an AI presentation generator that creates complete, designed slideshows from a topic description. More Delphi alternatives
8. Yomu AI (Freemium) — Yomu AI is an AI writing assistant built for students and researchers, helping with academic papers, essays and citations while maintaining academic integrity. More Delphi alternatives

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