Input Types

FluentFlash accepts many input formats. Here's what works with each.

Free Input Types

Any learning topic in plain text

Works best with specific topics (e.g., "Krebs cycle" not just "biology")

Supports all languages

Paste up to 50,000 characters

Handles messy lecture notes, bullet points, outlines

Shows character count and estimated card count as you type

Max file size: 10MB

Works with text-based PDFs (not scanned/image-only)

For scanned PDFs, use the Image input instead

Preserves headings, lists, and bold text

Converted to markdown internally for best results

Supports JPG, PNG, WebP

Max file size: 10MB

AI reads handwritten notes, textbook pages, whiteboards, and slides

Works with photos taken on your phone

Paste any YouTube URL with captions/subtitles enabled

AI extracts the transcript and generates cards

Shows video title in the card metadata

Import pre-made flashcards

Expected columns: front, back (optional: hint, tags)

Auto-detects comma vs. tab delimiter

Paste any webpage URL

AI extracts the main content (ignores navigation, ads, etc.)

Works great with Wikipedia, educational articles, blog posts