12 Free NinjaMock Alternatives Ranked by Real Users (2026)

What is Balsamiq?

Balsamiq is a low-fidelity wireframing tool for UX designers and product teams who need to sketch and communicate interface concepts quickly before moving into high-fidelity design. Its sketch-style aesthetic and drag-and-drop component library help stakeholders focus on structure and flow ...

What is Miro?

Miro is an AI-powered collaboration platform that helps teams brainstorm, plan, and execute projects on an infinite digital canvas. Designed for product managers, UX designers, engineers, marketers, and cross-functional teams, Miro brings structure and creativity together in one workspace. ...

What is Pidoco?

Pidoco is a wireframing and mockup tool for UX and product designers available as a desktop app for Windows and Mac and as a web application, with real-time collaboration and Jira integration for agile teams. It lets designers build interactive, high-fidelity prototypes and share them for ...

What is Claritee?

Claritee is a wireframe design tool for UX designers that need precise control over shape creation and layout through its Freeform feature, which supports pixel-accurate axis alignment, free rotation at any angle, and flexible scaling. It is built for teams that find grid-constrained tools too ...

What is Wireframe.cc?

Wireframe.cc is a browser-based wireframing tool for solo UX designers and small teams who need to create low-fidelity mockups quickly without a steep learning curve. It supports basic shapes and flow diagrams with export in PNG, PDF, and SVG formats, but lacks interactive prototyping, ...

What is Axure RP?

Axure RP is a comprehensive wireframing tool that includes everything user needs to produce polished, professional wireframe documents usable in all stages of the workflow from early conceptual design through detailed specification. Using Axure RP's built in runtime engine, or export screen ...

What is Moqups?

Moqups is a simple yet powerful web app for creating online wireframes and low-fidelity prototypes using a box-model interface that everyone can understand. The goal for Moqups is to make creating wireframes and prototypes as accessible as possible, regardless of the number of tools user may ...

What is iRise?

iRise wireframe tools are a comprehensive set of web-based products that enable design teams to create and share interactive visual content throughout the product design process. Developed specifically for the local government market, iRise wireframe tools answer local governments' need for an ...

What is Mockplus?

Mockplus is a rapid wireframe tool for prototyping user interface and software design. It is compatible with various desktop and mobile platforms, allowing user to instantly share interactive designs via Sketchbook or a similar file format. Bootstrap integration makes it easy to construct web ...

What is Fluid UI?

Fluid UI is the web-based wireframing dream. It gives full control over all the static, visual elements: fonts, colors, images, html elements, etc. Fluid UI › files can easily be opened and edited in any text editor as well as imported into other applications like Photoshop or Illustrator. ...

What is ProtoPie?

ProtoPie is a brand new design tool that brings the power of visual design, rapid sketching and wireframing to non-designers. ProtoPie packs the flexibility of Visio & Balsamiq in one fun and simple tool. ProtoPie is a powerful new way for teams to develop streamlined wireframes, prototypes and ...

What is Whimsical?

Whimsical is a visual collaboration tool used by product managers and UX designers to create flowcharts, wireframes, and mind maps in a shared workspace. The free plan covers basic diagrams and sticky notes only -- real-time multi-user collaboration and advanced exports require a paid plan ...