Apps similar to Fluid UI include draw.io, which is free and open source. Other options are Lucidchart, Balsamiq Wireframes, Wireflow and Wondershare EdrawMax. You're spoiled for choice with Prototyping Tools like Fluid UI: we list more than 50 alternatives for Mac, Windows, the web, Linux and iPhone.
Automatically connects to your Photoshop document and converts your mockups into interactive prototypes using layer comps to organize your documents into screens. Transition between them by defining hotspots in the layer name you want to be tappable.
Creator is a drag-&-drop prototyping tool for creating great apps using Ionic Framework.
United States
Design your software or website mockups within minutes. Mockup Builder is a new look to solve old problem with prototyping and sharing sketches with customers. This startup was built to solve developer’s needs in product that can help to make it better communication tool between...
Romania
EU
HotGloo is a UX, wireframe and prototyping tool designed to build wireframes for web, mobile and wearables. Create and share fully interactive prototypes with your team and clients and gather feedback on the process.
GermanyEU
FlairBuilder is a user interface prototyping tool for easy authoring of interactive website wireframes, mockups and GUI prototypes.
ConceptDraw DIAGRAM v14 is the only product that supports Visio legacy, runs on macOS and Windows, and is a perpetual license. Import/Export VDX, VSDX, VSSX and Import VSD, VSS files.
Ukraine
IYOPRO, Improve your Processes, is a professional online BPM and workflow system that utilizes the BPMN 2.0 standard.
Napkee makes your Balsamiq Mockups come alive. Import a BMML and export to web or flex code in a few clicks.
AustriaEU
Specfox is the first tool to address the tedious process of writing website specifications, which is often frustrating and time-consuming. You shouldn't be spending hours trying to explain developers design features and creating ugly descriptions in software which was not...
United States
Serena Prototype Composer - the best agile application prototyping tool is now free! View the demo, take the product tour, or download it free today.
MockupTiger is a web based application that helps you to build fluid wireframes, mockups or prototypes for your next web application or desktop software.
United States
SureFeedback, previously ProjectHubble, is a platform for creating effective web content. It includes features like an AI assistant, document editor, command library, and more. It improves client communication by efficiently collecting and managing live feedback.
India
