When comparing Codea vs CRM32Pro SDK, the Slant community recommends CRM32Pro SDK for most people. In the question“What are the best 2D game engines?” CRM32Pro SDK is ranked 91st while Codea is ranked 107th. The most important reason people chose CRM32Pro SDK is:
EditorDPF: resource editor for managing images, tiles, sprites, sounds, etc. of your game MSTE: tile-based parallax scrolling engine with support to Tiled Qt .TMX files SetupProject: customized configuration system.
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Pros
Pro Helpful code editor
Errors show up live, as you type. Smarter autocompletion picks up your local and global variables, including nested types. Everything else is just plain smarter, from indentation to highlighting.
Pro Ships with music and sound packs
Codea ships with three great music and sound packs, composed just for Codea and free for you to use in whatever you create.
Pro You can code on an iPad and easily distribute the game
Pro Location library
Location library lets you make use of the GPS inside your iPad. Get your latitude, longitude, altitude and more with a dead-simple API designed specifically for Codea.

Pro Great tools included
EditorDPF: resource editor for managing images, tiles, sprites, sounds, etc. of your game
MSTE: tile-based parallax scrolling engine with support to Tiled Qt .TMX files
SetupProject: customized configuration system.

Pro Cross-platform
CRM32Pro works on Windows, Linux and MacOS X.

Pro Open source and free
CRM32Pro is licensed under LGPL license with full access to the source code on the website.
Cons
Con Not as beginner friendly
C/C++ skills and general knowledge of SDL and basic game programming is required in order to get all the benefits.
