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Head-to-head · Game UI Design Software

ProtoPie vs Justinmind

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score ProtoPie #2 in Game UI Design Software 9.2/10 Free plan Free plan✓ 2 of 4 features Visit ProtoPie
Justinmind #4 in Game UI Design Software 8.9/10 Free plan · 10-day trial Free planFree trial✓ 2 of 4 features Visit Justinmind

ProtoPie leads on 0 checks, Justinmind on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreProtoPie · 9.2/10
  • Lowest starting priceJustinmind · $19/user/mo
  • Free planboth
  • Free trialonly Justinmind

ProtoPie scores higher on our rubric for game ui design software: 9.2 against 8.9 out of 10; our editors rank them #2 and #4.

Justinmind is cheaper to start at $19/user/mo against $25/user/mo.

ProtoPie is the better fit for high-fidelity interaction and hardware prototyping. Justinmind is the better fit for product teams needing complete UI prototyping workflows.

  • ProtoPie fits best

    High-fidelity interaction and hardware prototyping

  • Justinmind fits best

    Product teams needing complete UI prototyping workflows

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature ProtoPie 9.2/10 Visit ↗ Justinmind 8.9/10 Visit ↗
At a glance
Editor score 9.2 8.9
Ranking #2 in Game UI Design Software #4 in Game UI Design Software
Best for High-fidelity interaction and hardware prototyping Product teams needing complete UI prototyping workflows
Pricing model Free plan + paid Free plan + paid
Starting price $25/mo $19/user/mo (best)
Free plan ✓ ✓
Free trial — 10 days
Deployment Cloud, Self-hosted, Desktop, Mobile Cloud, Self-hosted, Desktop, Mobile
Platforms Web, Windows, macOS, iOS, Android Web, Windows, macOS, iOS, Android
Support Community, Docs Email, Tickets, Community, Docs
Compliance ISO 27001, GDPR, PCI DSS, SSO/SAML GDPR, PCI DSS
Integrations 5 integrations 6 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features ProtoPie 2/4 · Justinmind 2/4
Real-time collaboration Not checked yet Not checked yet
Design systems ✓ ✓
Developer handoff ✓ ✓
UI animation support Not checked yet Not checked yet
Specs
Prototype capabilities Not checked yet Not checked yet
Primary platform Not checked yet Not checked yet
Included seats Not checked yet Not checked yet
Our review
Pros
  • Logic, variables, formulas, and native device interactions
  • Testing across iOS, iPadOS, Android, and HarmonyOS devices
  • Hardware, API, multi-device prototyping, recordings, and handoff
  • Supports gestures, forms, data simulation, and business logic
  • Shared UI libraries, reusable components, and real-time co-editing
  • Developer handoff, HTML export, specifications, and plugin APIs
Cons
  • Free plan allows only 2 cloud-saved prototypes
  • Basic includes 1 seat and 1 handoff recording
  • Enterprise features use custom pricing
  • The Free plan supports only 1 project
  • Advanced capabilities begin at $19 per editor per month
  • Enterprise-only features include SAML SSO and priority support
Our verdict

ProtoPie is an interactive prototyping platform for product designers, UX researchers, and design teams creating detailed interface behavior. For game UI design, it fits teams that need more than static screens: Studio supports…

Read the review →

Justinmind is a desktop UI design and prototyping tool for web and mobile products. It brings wireframing, visual design, interactive prototypes, responsive layouts, forms, data grids, business logic, and data simulation into one workflow.…

Read the review →
  1. ProtoPieGame UI Design Software 9.2Free plan
  2. JustinmindGame UI Design Software 8.9Free plan · 10-day trial

Strengths and trade-offs

  • ProtoPie — where it wins

    • Logic, variables, formulas, and native device interactions
    • Testing across iOS, iPadOS, Android, and HarmonyOS devices
    • Hardware, API, multi-device prototyping, recordings, and handoff

    Where it doesn't

    • Free plan allows only 2 cloud-saved prototypes
    • Basic includes 1 seat and 1 handoff recording
    • Enterprise features use custom pricing

  • Justinmind — where it wins

    • Supports gestures, forms, data simulation, and business logic
    • Shared UI libraries, reusable components, and real-time co-editing
    • Developer handoff, HTML export, specifications, and plugin APIs

    Where it doesn't

    • The Free plan supports only 1 project
    • Advanced capabilities begin at $19 per editor per month
    • Enterprise-only features include SAML SSO and priority support
  • ProtoPie9.2/10 · Free plan

    A strong choice for detailed interactions, device testing, and hardware-linked prototypes.

    Visit ProtoPieFull verdict →
  • Justinmind8.9/10 · Free plan · 10-day trial

    A broad prototyping workspace for teams that need interactions, logic, collaboration, and handoff.

    Visit JustinmindFull verdict →

More comparisons

All game UI design software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update