Free Proto.io AlternativesWireframing & Prototyping Tools like Proto.io
The best free alternative to Proto.io is Napkins.dev, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Proto.io and 19 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Proto.io are Frame0, Wireflow, InVision and Presentator.io.
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Proto.io alternatives are mainly Prototyping Tools but may also be Wireframing Tools or UI Design Tools. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Proto.io.- Wireframing Tool
- Paid • Proprietary
- 14 likes48 Napkins.dev alternatives
An open source wireframe to app tool powered by Llama 3.2 vision. Upload a screenshot of a simple site/design & get code.
License model
- Free • Open Source
Application types
Platforms
- Online
Napkins.dev Features
Napkins.dev VS Proto.io
Is Napkins.dev a good alternative to Proto.io? - 8 likes53 Frame0 alternatives
Sketch your app ideas without stress Make hand-drawn style wireframes quickly and easily.
License model
- Free • Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
Frame0 Features
Frame0 VS Proto.io
Is Frame0 a good alternative to Proto.io? - 19 likes119 Wireflow alternatives
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.
License model
- Free • Open Source
Application types
Platforms
- Online
- Self-Hosted
Wireflow Features
Wireflow VS Proto.io
Is Wireflow a good alternative to Proto.io? - 68 likes94 InVision alternatives
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.
License model
- Freemium • Proprietary
Application type
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
InVision Features
DiscontinuedInVision announced the closure of its UX/UI design collaboration services by the end of 2024.
InVision VS Proto.io
Is InVision a good alternative to Proto.io? - 8 likes13 Presentator.io alternatives
Presentator is a free web application that allows you to present your designs in an easy, organized and interactive way.
License model
- Free • Open Source
Application type
Platforms
- Online
- Self-Hosted
- Software as a Service (SaaS)
Presentator.io VS Proto.io
Is Presentator.io a good alternative to Proto.io? - 27 likes87 Marvel alternatives
The collaborative design platform. Wireframe, prototype, design online and create design specs in one place. Or create an integration with our API.
License model
- Freemium • Proprietary
Application types
Platforms
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
- Apple TV
- Apple Messages
- Software as a Service (SaaS)
Marvel Features
Marvel VS Proto.io
Is Marvel a good alternative to Proto.io? - 7 likes67 mydraft.cc alternatives
Open source wireframing tool written in typescript, react and redux.
License model
- Free • Open Source
Application types
Platforms
- Linux
- Online
- Self-Hosted
mydraft.cc Features
mydraft.cc VS Proto.io
Is mydraft.cc a good alternative to Proto.io? - 9 likes78 Studio.Design alternatives
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.
Studio.Design VS Proto.io
Is Studio.Design a good alternative to Proto.io? - 8 likes18 NinjaMock alternatives
NinjaMock is the faster, better and funnier way of making mockups.
License model
- Freemium • Proprietary
Application types
Platforms
- Mac
- Windows
- Online
NinjaMock Features
NinjaMock VS Proto.io
Is NinjaMock a good alternative to Proto.io? - 7 likes38 Atomic alternatives
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...
DiscontinuedAtomic announced the end of their prototyping tool and a new direction for Atomic
Atomic VS Proto.io
Is Atomic a good alternative to Proto.io? - 9 likes14 Savahapp alternatives
SavahApp is a collaborative platform that streamlines feedback right to your design screen that allows designers to create high-fidelity prototypes for web and mobile apps without writing a single line of code.
License model
- Freemium • Proprietary
Application types
Platforms
- Mac
- Windows
- Online
- Chrome OS
Savahapp VS Proto.io
Is Savahapp a good alternative to Proto.io? - 3 likes26 Specfox alternatives
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...
Specfox VS Proto.io
Is Specfox a good alternative to Proto.io?
Comments about Marvel as an Alternative to Proto.io
It´s easy and fun to use, although I still rather proto.io