ExtSpot
Marble - LeetCode Tutor icon

Marble Chrome Extension Analysis

Developer & Designer Tools

Store listing title: Marble - LeetCode Tutor

Chrome extension ID: mpjcipoidkmiiebdbdfknmpncmnpoboe

Marble is a Chrome extension that provides interactive AI guidance for LeetCode problems across various programming languages. It offers step-by-step walkthroughs and code reviews to help users develop optimal problem-solving patterns.

Developer:Marble
Version:0.1.40
Size:1.86MiB
Last updated:
View developer profile
External:Chrome Web StoreOfficial website

Overview

Installs

1K+

Rating

★ 5.0

23 reviews

Languages

1 locales

Includes English

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Developer & Designer Tools

Pricing friction

Low review signal

Complaint intensity

Low review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The product is positioned as an AI-powered tutor that integrates directly into LeetCode. It emphasizes a structured three-step walkthrough process—understanding, planning, and implementing—to simulate the thinking process required in technical interviews.

Inferred product pattern

AI educational overlay for a specialized technical platform.

Review-backed pain points

Users have reported encountering a 'SyntaxError: Unexpected token' indicating issues with JSON parsing in the extension.

Observed feature gaps

No specific feature gaps requested by users, though stability improvements are needed for JSON handling.

Tags
AI TutorLeetCode AssistantInterview PrepAlgorithm LearningCoding AI
Target users

- Software Engineering Job Seekers

- Computer Science Students

- Competitive Programmers

Primary use cases

- Technical interview preparation

- Learning algorithmic patterns

- Optimizing LeetCode solutions

- Interactive problem walkthroughs

Positive themes

- High value of the free offering

- Effectiveness of the step-by-step guidance

- Quality of code reviews and optimal approach suggestions

- Non-opinionated AI that accepts multiple solution paths

Negative themes

- Occasional technical bugs and syntax errors

Observed friction

- Performance complaints detected

- No friction observed; users expressed surprise and gratitude that the tool is free.

Evidence boundary: Analysis based on the Chrome Web Store listing and a sample of 10 user reviews. Small review sample size relative to the total user base.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No specific support complaints, though a bug was reported in the reviews.

Reliability

One report of a breaking syntax error related to JSON response handling.

Privacy

No privacy complaints observed.

Access & pricing

- Free usage observed

- No clear access signal

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 5

- Videos: 1

- Languages: 1

Trust signals

- Privacy policy

- Developer contact

- Official website

Store metadata

- Version: 0.1.40

- Size: 1.86MiB

- Last updated:

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

LeetCode AI tutorAI coding walkthroughsLeetCode helper extensiontechnical interview AI

Comparison

Marble vs LeetCode solutionsbest LeetCode AI assistant

Problem

stuck on leetcode problemhow to solve leetcode optimallytechnical interview preparation help

Alternative

LeetCode AI alternativeAI coding tutor extensions

Similar extensions

Jump to related discovery paths:

More in educationMore from this developer

Screenshots

Marble - LeetCode Tutor screenshot
Marble - LeetCode Tutor screenshot
Marble - LeetCode Tutor screenshot
Marble - LeetCode Tutor screenshot
Marble - LeetCode Tutor screenshot

Links

Website: withmarble.io

Privacy policy: https://www.privacypolicies.com/live/3b14a8d5-a5c1-4916-99f7-eb369b8a210f

Videos: Watch

Recommended Chrome extensions

Related listings from the same category, trending peers, and the same publisher portfolio.

Browse education
edpuzzle icon

edpuzzle

Edpuzzle

Import your favorite educational YouTube video into Edpuzzle with a click!

Installs

300K+

Rating

★ 4.2

rikaikun icon

rikaikun

Erek Speed

rikaikun shows the reading and English definition of Japanese words when you hover over Japanese text in the browser.

Installs

200K+

Rating

★ 4.7

Revision History: Writing Process Visibility for Google Docs & Slides icon

Revision History: Writing Process Visibility for Google Docs & Slides

Revision History

Built for teachers: See how students write, not just what they wrote. View the writing process in Google Docs & Slides.

Installs

200K+

Rating

★ 3.7

Mouse Tooltip Translator - PDF & Netflix YouTube dual subs icon

Mouse Tooltip Translator - PDF & Netflix YouTube dual subs

ttop324

Mouse Tooltip Translator translate mouseover text using google translate. Support OCR, TTS, manga translator & pdf translator.

Installs

200K+

Rating

★ 4.6

Paperpile Extension icon

Paperpile Extension

Paperpile

Collect, organize, annotate and cite your research papers in Chrome.

Installs

200K+

Rating

★ 4.6

ExCITATION – Journal Ranking & Impact Factor for Google Scholar™ icon

ExCITATION – Journal Ranking & Impact Factor for Google Scholar™

Excitation Journal

Show SJR, ABS & ABDC journal rankings in Google Scholar. Sort by citations, detect predatory journals & preview abstracts — free.

Installs

200K+

Rating

★ 4.5

OpenDyslexic for Chrome icon

OpenDyslexic for Chrome

OpenDyslexic

Format pages using the OpenDyslexic font and low contrast help

Installs

200K+

Rating

★ 4.1

Reverso – Translation, dictionary icon

Reverso – Translation, dictionary

Reverso Technologies Inc.

Translate and learn languages while reading or watching movies online. It's free.

Installs

200K+

Rating

★ 4.6

Rapid Journal Quality Check icon

Rapid Journal Quality Check

jrk.devgit

Displays rankings and h-index for academic journals next to Google Scholar search results.

Installs

200K+

Rating

★ 4.2

Google Meet Breakout by Robert Hudek icon

Google Meet Breakout by Robert Hudek

Unknown developer

Only the teacher needs to install. Completely Free and your Data is Private. Google Classroom integration, Slider Control.

Installs

200K+

Rating

★ 4.3