When comparing Moqups vs MockFlow, the Slant community recommends Moqups for most people. In the question“What are the best mockup and wireframing tools for websites?” Moqups is ranked 1st while MockFlow is ranked 29th. The most important reason people chose Moqups is:
Moqups is built in HTML5 and standard Javascript, so it doesn't require any plugins to use. The application is very fast to use.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Fast and doesn't require any plugins
Moqups is built in HTML5 and standard Javascript, so it doesn't require any plugins to use. The application is very fast to use.
Pro Supports 960gs
As well as a standard snap-to-grid, Moqups supports the 960 gridsystem.
Pro Free tier
The Free Plan offers 2 active projects with at most 300 stencils each and 5 MB of storage. This plan does not include: Master Pages, Real Time Collaboration, Privacy Settings, Unlimited Revisions, Unlimited Project Archiving and Teams.
Pro Clean design and very intuitive
Pro Keyboard shortcuts
Moqups has an extensive list of keyboard shortcuts. Simply type some A-Z letters to search for components. F1 for an overlay help screen.
Pro Modern Material elements
Pro Free upgrades for nonprofit/education
Pro Export to PNG, PDF, HTML
Export to PNG, PDF and HTML formats.
Pro Easy to learn
Easy to pick-up. In few minutes you can sketch your first pages.
Pro Online software
You can use it online. No download, no install, no mess.
Pro Free basic account
The free basic account give you a lot of features, all for free, forever.
Pro HTML5 rendering
Use many Bootstrap components and get the HTML5 view quickly. Sketch, see, repeat.
Cons
Con Need a Flash plugin
Flash is a technology of the past. Unfortunately, they use it. "MockFlow requires Flash Player 10 or above."