ProtoPie Alternatives (January 2026)

ProtoPie: High-Fidelity Prototyping for Mobile, Desktop, Web & IoT

Create interactive, realistic prototypes that work like the actual digital product. Ideal for designers prototyping for mobile, desktop, web, or IoT. Try for free.

4.6/5

291+ reviews

Reviewed on:

Proto.io - Prototyping for all

https://prot

.io/

Build interactive web, iOS, Android, and other low or high-fidelity prototypes right into your web browser. Drag and drop ready-to-use, easily customizable templates, UI components, icons, and more, to prototype in minutes! No coding skills required.

Free prototyping tool for web & mobile apps - Justinmind

https://www.justinmin

.com/

Easily create web and mobile app prototypes and wireframes with Justinmind UI prototyping tool. It's FREE. Start prototyping now!

FluidUI.com - Create Web and Mobile Prototypes in Minutes

https://www.fluidu

.com/

Free lifetime account. Simple to learn, quick to master. Design interactive prototypes for Android, iOS, web and desktop in minutes.

UXPin | UI Design and Prototyping Tool

https://www.uxpi

.com/

Design tool like no other. Prototypes that feel real, with powers of code components, logic, states, and design systems. Join for free!

Mockplus - Design, Prototype & Collaborate Better and Faster

https://www.mockplu

.com/

Empower your UI/UX design team with top prototyping solutions. Create interactive web or app wireframes and prototypes without any coding skills.

HotGloo | Wireframe UX Prototyping Tool

https://www.hotglo

.com/

HotGloo is a UX, wireframe and prototyping tool designed to build wireframes for web, mobile and wearables.

Sketch · Design, collaborate, prototype and handoff

https://www.sketc

.com/

Sketch is the all-in-one platform for digital design — with collaborative design tools, prototyping and developer handoff. Get started for free.

Axure RP - UX Prototypes, Specifications, and Diagrams in One Tool

https://www.axur

.com/

All-in-one software design tool for creating prototypes, specifications, and diagrams

Flinto – The App Design App

https://www.flint

.com/

The App Design App