40-Question OMR Scanner

Scan an EPS-TOPIK answer sheet, review detected answers, and calculate the score. Image recognition runs locally in your browser.

Scan Answer Sheet

Place the complete answer sheet inside the frame

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Upload Image

Drag & drop a sheet image here, or use Upload Image.

🔒 Privacy first: the answer-sheet image is processed in your browser and is not uploaded for OMR recognition.

Student / Exam Information

Student Student ID Roll Exam Set Date

OMR Result

Total40

Correct—

Wrong—

Blank0

Multiple0

Review0

Score—

Percent—

Review items will appear here.

Full Corrected Sheet

Answers — tap to correct

Q	Detected	Confidence	Status	Correct

Answer Key

No answer key loaded

Admin answer key

Upload JSON answer key

Supported JSON

{"answers":[1,2,3,4,...]}

{"1":1,"2":2,"3":3,...}

Exactly 40 questions. Values must be 1–4 or null/blank.

After an answer key is loaded, each scan is matched automatically. The result table identifies correct, wrong, unanswered, and multiple-marked answers.