Cost / License
- Freemium
- Proprietary
Application typeApplication types
Platforms
- Online
Pencil Project has been discontinued. Similar apps include Penpot, which is open source with a free version. Other options are Figma, LibreOffice - Draw, Open Pencil and Penpot Desktop. There's no shortage of Prototyping Tools like Pencil Project, with more than 50 alternatives for Windows, Mac, the web, Linux and iPhone.
Create five screens in ten minutes without any programming knowledge or prior training!




Prototype cheaply and quickly for iPad, iPhone, Android, Windows Phone 7, Facebook and web using Apple Keynote, Microsoft PowerPoint or OpenOffice Impress.
MyDraw is an easy to use, yet powerful diagramming software that lets you create a large number of diagrams like flowcharts, organizational charts, mind maps, network diagrams, floor plans, family trees, business model diagrams, and many more.




Lekh Diagram empowers you to express your idea on iPad and iPhone simply by sketching shapes with your finger.




~ Simple way to view, annotate and share Microsoft Visio diagrams ~




Violet is a UML editor with these benefits: Very easy to learn and use. Draws nice-looking diagrams. Completely free. Cross-platform. Violet is intended for developers, students, teachers, and authors who need to produce simple UML diagrams quickly.

SwordSoft Layout is an desktop application that makes it very easy for you to create, preview, and manage mockups of your website, mobile application or desktop application. With so many UI elements to choose from, you can design anything.
SpiderScribe.net is an easier and more flexible way to create mind maps and brainstorm online. It allows to connect notes, images, files, etc. into free form maps.

IYOPRO, Improve your Processes, is a professional online BPM and workflow system that utilizes the BPMN 2.0 standard.

PathVisio is a free open-source pathway analysis and drawing software that allows drawing, editing and analysing biological pathways.


