Grade your Computer Science IA before you submit

Upload your draft. Get a mark for each criterion, comments tied to your sentences, and a list of what to fix first.

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Computer Science IA mark and criterion feedback in Marksy

See the mark, and the sentences behind it

Check the quality of your method, analysis, evaluation, communication and subject-specific reasoning. Find the weakest parts of the draft and see what to change first.

Computer Science IA: comments on your writing
Comments on your writingEach comment points at a passage in your draft, so you can see why Marksy said it.
Computer Science IA: what to fix first
What to fix firstA short list of edits in order, instead of changing random parts of the draft.

What Marksy checks for each Computer Science IA criterion

You get a mark for each IB assessment criterion below. The points under each one are what Marksy looks for in your draft. See the mark bands

Criterion A: Problem specification

4 marks

    Criterion B: Planning

    4 marks

      Criterion C: System overview

      6 marks

        Criterion D: Development

        12 marks
        • Functionality and example tests require video evidence. The full code belongs in the appendix.

        Criterion E: Evaluation

        4 marks

          Your draft stays at the centre

          Marksy reads the work you upload, points each comment back to your writing, and puts the most important changes first.

          Does the evidence show how your computing choices meet the stated success criteria?
          Read Computer Science IA Planning Guide
          1. 1

            Upload your draft

            A PDF of your Computer Science IA, finished or not. Every comment stays connected to your own writing.

          2. 2

            Read the comments

            Highlights show which passage each comment is about.

          3. 3

            Fix the important parts first

            Work down a short list instead of making scattered edits.

          4. 4

            Keep the final say

            Accept, adapt or ignore each suggestion. You stay the author.

          What students wrote afterwards

          From Trustpilot, as written.

          marksyib has saved my ib diploma. thanks to it, my IA's were perfect and got the points i needed. really recommended.
          maya balog, 13 February 2026
          Marksy ib allowed me to be able to finish my IAs much before allowing me to be able to relax better. 100% recommended
          Jordi Pasalaigua Peiron, 25 March 2026
          Read the reviews on Trustpilot

          Your work stays your work

          Marksy reads the draft you upload and comments on it. It doesn't rewrite your assessment, and your files are never used to train AI.

          Read the safety answers
          • Private to youOnly you can see your work unless you choose to share it.
          • Never used for trainingYour coursework is not added to any AI training data.
          • Feedback, not ghostwritingUse the report to improve your own analysis and decisions.
          • Delete it whenever you wantYou control the files stored in your account.

          Questions before you upload

          Still planning? The coursework guide covers the criteria and what to ask yourself while you write. Open the guide

          Stop guessing what to fix in your Computer Science IA

          Upload the version you have now and find the parts holding it back.

          Grade my IA