OptikOku

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How to use OptikOku

Turn question images into a neatly arranged exam PDF, or prepare a printable answer sheet in minutes.

Your files stay on your deviceSelected images are processed in your browser and are not uploaded to an application server.

Choose what you need

Open either tool from the home page. Both work in your browser without installation.

Create questionsCreate an exam PDF from question imagesCreate QuestionsCreate answer sheetCreate an answer sheetCreate Answer Sheet

Create an exam PDF from question images

Prepare one image per question. Start by selecting PNG, JPG, or JPEG files.

  1. 1

    Step 1: Upload your images

    On the Create Questions page, click Select Images. You can select multiple question images at once.

  2. 2

    Step 2: Set answers and edit images

    Choose the correct option on each question card. If a filename ends in _C or -C, such as question1_C.png, the answer is detected automatically. You can also crop, enlarge, or delete an image.

  3. 3

    Step 3: Choose page settings

    In Settings, choose whether to include an answer sheet and its options, the maximum questions per page, and the spacing between questions.

  4. 4

    Step 4: Preview and download the PDF

    Click Print, choose a theme, and edit the heading or description in the preview. The download button creates your exam PDF.

TipTo include an answer key with marked answers in the exam PDF, add each correct answer letter to its filename (for example, math_12_B.jpg).
Example editor with question images arranged as cards
Set answers on question cards, edit images, and preview the exam layout.
Example answer sheet with A, B, C, D, and E options
Choose the option and question count, then download a print-ready answer sheet as PNG.

Create an answer sheet

Use Create Answer Sheet when you only need a separate answer form; the output is a PNG image.

  1. 1

    Step 1: Choose the number of options

    Select the option count for your test using AB, ABC, ABCD, or ABCDE.

  2. 2

    Step 2: Enter the question count

    Enter a value from 1 to 30 in the question count field. The form preview updates automatically.

  3. 3

    Step 3: Download as PNG

    Click Download below the preview to save the answer sheet to your device.

Before you start

  • Use a clear, legible image for each question.
  • For automatic answer detection, end each filename with _A, _B, _C, _D, or _E.
  • Review the theme, headings, and descriptions in the PDF preview before downloading.
Create QuestionsCreate Answer Sheet