RubySketch vs Pro JavaScript Editor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RubySketch
This app provides a Ruby interpreter and text editor, allowing users to write and run Ruby scripts. It also features a graphics API compatible with Processing for creative coding on mobile devices.
- Built-in Ruby interpreter (CRuby/MRI)
- Processing-compatible graphics API
- Text editor with easy cursor movement
- Physics-capable sprites
- Image input from camera
- Sound playback
- Sample scripts and games
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This app includes Ruby language interpreter known as CRuby or MRI (Matz Ruby Implementation) and a simple text editor. So you can edit and run a ruby script. It also has an API that is almost compatible with Processing that is well known as a Creative Coding framework. So you can enjoy graphics programming on your iPhone or iPad. Key Features - Built-in Ruby interpreter (CRuby / MRI) - Processing-compatible graphics API with shaders available - Built-in text editor that makes moving the cursor painless - Physics-capable sprites - Image input from camera - Sound playback - Includes many sample scripts, including simple games This is a list of functions implemented to be compatible with the Processing API. --- abs, acos, alpha, angleMode, applyMatrix, arc, asin, atan, atan2, background, beginContour, beginShape, bezier, bezierDetail, bezierPoint, bezierTangent, bezierVertex, blend, blendMode, blue, brightness, ceil, circle, clear, clip, color, colorMode, constrain, copy, cos, createCanvas, createCapture, createFont, createGraphics, createImage, createShader, createShape, createVector, curve, curveDetail, curvePoint, curveTangent, curveTightness, curveVertex, degrees, deltaTime, displayDensity, displayHeight, displayWidth, dist, doubleClicked, draw, ellipse, ellipseMode, endContour, endShape, exp, fill, filter, floor, focused, frameCount, frameRate, fullScreen, fullscreen, green, height, hue, image, imageMode, key, keyCode, keyIsDown, keyIsPressed, keyPressed, keyReleased, keyTyped, lerp, lerpColor, line, loadFont, loadImage, loadPixels, loadShader, log, loop, mag, map, max, min, motion, motionGravity, mouseButton, mouseClicked, mouseDragged, mouseMoved, mousePressed, mouseReleased, mouseWheel, mouseX, mouseY, noClip, noFill, noLoop, noSmooth, noStroke, noTint, noise, noiseDetail, noiseSeed, norm, pixelDensity, pixelHeight, pixelWidth, pixels, pmouseX, pmouseY, point, pop, popMatrix, popStyle, pow, printMatrix, push, pushMatrix, pushStyle, quad, quadraticVertex, radians, random, randomGaussian, randomSeed, rect, rectMode, red, redraw, renderMode, requestImage, resetMatrix, resetShader, rotate, rotateX, rotateY, rotateZ, round, saturation, save, scale, setTitle, setup, shader, shape, shapeMode, shearX, shearY, sin, size, smooth, sq, sqrt, square, stroke, strokeCap, strokeJoin, strokeWeight, tan, text, textAlign, textAscent, textDescent, textFont, textLeading, textSize, textWidth, texture, textureMode, textureWrap, tint, touchEnded, touchMoved, touchStarted, touches, translate, triangle, updatePixels, vertex, width, windowHeight, windowMove, windowMoved, windowOrientation, windowResizable, windowResize, windowResized, windowWidth, windowX, windowY
Pro JavaScript Editor
A straightforward and efficient application for creating, editing, and saving JavaScript files directly on your mobile device. It offers essential features like syntax highlighting and import/export capabilities, making it ideal for students and developers on the go.
- JavaScript file creation and editing
- Syntax highlighting
- Import and export functionality
- Intuitive user interface
- Ad-free experience
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This is the Ad-Free Pro-Version of the app 'Java Editor - .java Editor' JavaScript Editor is a simple and powerful app for creating, editing, and saving JavaScript files on your device. With its intuitive interface and essential features such as import, export and syntax highlighting, JavaScript Editor is the perfect tool for anyone who needs to manage their JavaScript code. Whether you're a student, developer or just need to write or view some code, JavaScript Editor makes it easy to write JavaScript code on-the-go or at home. Download JavaScript Editor now and experience the power of effortless JavaScript editing!
Screenshots
Verdict
The clearest difference is review sentiment: RubySketch at 100% against Pro JavaScript Editor's 0%. RubySketch also leads on price (Free vs $3.99). Pro JavaScript Editor's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
RubySketch is free to download; Pro JavaScript Editor costs $3.99 up front. RubySketch sells 1 one-off in-app purchase. Pro JavaScript Editor asks for nothing beyond the download.
| Parameter | RubySketch | Pro JavaScript Editor |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.7 (24 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 24 — better | — |
| Update frequency | Every 5 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 82 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Noritaka Suzuki | Julian Lau |
Customer experience
RubySketch
Pro JavaScript Editor
In-app purchases
RubySketch
- Remove Ads$9.99
Pro JavaScript Editor
No in-app purchases









