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Numio

Printable Flashcard Maker — Numio

Create up to 40 foldable flashcards with your own front and back text. Choose small or large cards, preview, download, and print single-sided on A4 or Letter.

Runs in your browser · No sign-up

One pair per line: front | back, or separate the two sides with a TAB. Up to 40 pairs and 160 characters per side. Use ordinary text; emoji, some rare characters, and control characters are not supported.

Preview

NameDateFlashcardsSunA starMoonEarth's natural satelliteWaterH2O1 / 1

How to use

  1. Enter one front/back pair per line, separated by a TAB or ' | ', up to 40 pairs.
  2. Choose small or large cards and A4 or Letter paper.
  3. Preview, download, or print single-sided. Cut and fold along the guides to put each front and back together.

Example

Enter 'Sun | A star' on one line and 'Moon | Earth's natural satellite' on the next.

Details and limitations

The layout is for single-sided printing and folding, with cut and fold guides; it does not require duplex alignment.

Ordinary text is supported. Emoji, some rare characters, and control characters inside card text are not supported; line breaks and TAB serve as entry separators.

If text is too long, shorten it before continuing; the limit is 160 characters per side. All input stays locally in your browser; nothing is uploaded.

FAQ

How do I enter the front and back?

Use one pair per line, with a TAB or ' | ' between the two sides. Both sides need text, and the limit is 40 pairs.

Do I need double-sided printing?

No. Print on one side, then cut and fold using the guides. Each front and back is printed together for folding.

Format references

Tool page updated: