PseudoRun

Master IGCSE pseudocode with the free, ad-free editor that instantly runs and debugs your algorithms.

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Published on:

December 8, 2025

Pricing:

PseudoRun application interface and features

PseudoRun tackles a critical challenge in computer science education: the frustrating gap between learning algorithmic theory and applying it in practice. For students, especially those preparing for high-stakes exams like the Cambridge IGCSE, traditional methods involve writing pseudocode on paper with no way to test if their logic actually works. This leads to uncertainty, gaps in understanding, and a lack of confidence before exams. PseudoRun is the definitive solution. It is the #1 free online interactive platform built specifically to master IGCSE pseudocode. It provides a real-time coding environment where users can write, run, debug, and test their algorithms instantly, just like in a real programming language, but without any complex setup or syntax hurdles. Designed with a relentless focus on the IGCSE student and educator, it offers exam-aligned specifications, real-time validation, and a comprehensive suite of practice tools. More than just a simulator, PseudoRun is a complete learning ecosystem that replaces distraction-filled, ad-ridden platforms with a clean, privacy-focused, and entirely free environment. Its mission is to demystify algorithmic thinking, bridge the theory-implementation gap, and empower every user to approach their Computer Science exams with clarity, practice, and confidence.

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