Apps similar to Markly include Balsamiq Wireframes. It's paid, but Wireflow and mydraft.cc are free. Other options are InVision, Moqups, Marvel and Studio.Design. There's no shortage of Prototyping Tools like Markly, with more than 25 alternatives for the web, Windows, Mac, Linux and iPhone.
Low-fidelity UI wireframing tool simulating sketching experience, optimized for speed with Quick Add, built for collaboration, drag-n-drop simplicity, exportable wireframes to PNG/PDF, interactive prototypes via linking, hundreds of UI components, reusable symbols, and more.
United States
Feature-rich, open-source Wireflow offers a collaborative platform for online creation of complex user flow prototypes. Ideal for team work in UI design, wireframing, and mind mapping, promoting idea sharing in real-time environment aided by modern whiteboard features.
We believe the screen is the most important place in the world. That’s why we are dedicated to helping you deliver the best possible digital product experience, with our platform and best practices from your peers.
United States
A streamlined web app that helps you create and collaborate in real-time on wireframes, mockups, diagrams and prototypes.
Romania
EU
A collaborative design tool offering wireframing, prototyping, and design specs creation in a single browser-based platform. Integrate seamlessly with your workflow via API, sync with Sketch and Photoshop, and utilize a vast library of assets. Streamline design-to-dev with automated code generation.
United Kingdom
Studio.Design is the site builder for designers. The browser app is packed with design features as intuitive as Figma, a CMS as simple as Notion, and one-click publishing to your domain. Now, you can finally turn any idea into a stunning website quickly and easily.
United States
Open source wireframing tool written in typescript, react and redux.
GermanyEU
Justinmind is the best solution to prototype any web or mobile app you can think of. You can define websites and apps for Web, iOS, and Android with our intuitive drag-and-drop interface. No code involved.
SpainEU
UXPin is a web-based system for managing design documents like wireframes, sitemaps, persona descriptions or flowcharts. It lets you upload image files, invite teammates to review and comment on them, and keep track of revisions.
United States
Create fully-interactive high-fidelity prototypes that look and work exactly like your app should. No coding required. Companies like IDEO, Disney, Paypal, Airbnb and more use Proto.io.
CyprusEU
ViewFlux allows you to capture feedback, create clickable prototypes from your designs & collaborate seamlessly with your clients.
Work your way up from a blank canvas, or pull in designs from Photoshop or Sketch. Lay out your states and instantly animate between them, without coding a thing. Share your prototypes with anyone or view on any device via a humble URL
United Kingdom
