Is this tool private?

Yes. All processing happens locally in your browser. No data is uploaded.

What extras does this tool have?

Extras: (1) Core function, (2) Batch mode, (3) Copy results, (4) Download, (5) History, (6) CSV export, (7) Custom options, (8) Validation, (9) Warnings, (10) Stats, (11) Multi-format, (12) Configurable, (13) Preview.

Education Runs in your browser

Vocabulary Trainer

Flashcard-style vocabulary trainer with spaced repetition simulation. 100% private. 100% private.

100% Private Works Offline Instant

Total

Due

Learned

Avg ease

2.5

Add a card

Review (3 due)

Front

serendipity

Ease: 2.5 · Reps: 0 · Next: 2026-09-05

All cards (3)

serendipity— a happy accidentdue 2026-09-05

ephemeral— lasting a very short timedue 2026-09-05

ubiquitous— present everywheredue 2026-09-05

Privacy: all review scheduling runs locally.

Flashcard-style vocabulary trainer with spaced repetition simulation. 100% private. 100% private. Everything runs locally in your browser — your data never leaves your device.

How to use

Enter your input in the tool above.
Adjust any options to your preference.
Use the Copy or Download buttons to save the result.
Everything happens locally — your data never leaves your browser.

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