vioscale
Alternatives

Proto.io alternatives

On the evidence we track, the strongest alternative to Proto.io is Framer at 81/100. Proto.io itself ranks #11 of 12 in ui/ux & prototyping tools. Every product below is scored on the same independent signals, so the ranking is comparable rather than a matter of opinion.

Proto.io full profile →All UI/UX & Prototyping Tools →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json

Ranked alternatives to Proto.io

  1. 181
    Framer

    AI-powered web design platform with integrated design agents for creating and iterating websites

    medium · 72%updating
    vs Proto.io →
  2. 274
    Zeplin

    A structured workspace that separates finalized designs from creative work, enabling clear handoff and collaboration with developers

    low · 39%updating
    vs Proto.io →
  3. 372
    Figma

    A collaborative workspace that unites design, development, and AI in one platform for product teams

    medium · 73%updating
    vs Proto.io →
  4. 469
    Axure RP

    No-code UX prototyping tool with advanced interactions and real-time team collaboration

    medium · 56%updating
    vs Proto.io →
  5. 569
    Balsamiq

    Fast, focused wireframing and prototyping tools

    medium · 69%updating
    vs Proto.io →
  6. 669
    Origami Studio

    A unified design and prototyping tool for creating animated interactive interfaces

    low · 38%updating
    vs Proto.io →
  7. 768
    Sketch

    A vector design and prototyping platform for creating, collaborating on designs in real time, and handing off to developers

    medium · 73%updating
    vs Proto.io →
  8. 867
    UXPin

    A design platform where you build prototypes with real code components and export production-ready code

    medium · 73%updating
    vs Proto.io →
  9. 966
    Marvel

    A collaborative design and prototyping platform for teams to rapidly develop digital products

    medium · 73%updating
    vs Proto.io →
  10. 1065
    Penpot
    medium · 68%updating
    vs Proto.io →
  11. 1156
    InVision

    A collaborative workspace where teams and AI agents think and plan together

    medium · 70%updating
    vs Proto.io →

Why these ones

An alternative here means a product in the same category as Proto.io (UI/UX & Prototyping Tools), ranked by the Vioscale composite: a confidence-weighted blend of independent signals such as adoption, release activity, pricing transparency and security posture. There are no user reviews in it, and no vendor can pay to appear or to rank higher. Where we have not confirmed something, we show that rather than guessing.

Generated . See the method for how the composite is built, and why we are independent.