
Justinmind
8.3#1 in wireframing softwareFrom $19 a monthFree planAndroidiOSWebAPI
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| Fact | Justinmind | Principle |
|---|---|---|
| Free plan | Yes | No |
| Intended users | The company describes use by design teams, business analysts and developers to share UI assets and support design handoff. | The maker describes Principle as a way to evaluate interface ideas before engineering work and communicate prototypes to engineering teams. |
| Interactions | Users can create web interactions, mobile gestures, action sequences and conditions without writing code. | Prototypes can use interactions such as dragging, scrolling, paging, taps, and hover events. |
Justinmind suits design teams, business analysts, and developers who need to create interactive prototypes and share UI assets. It supports collaboration and design handoff workflows.
Principle suits interface designers and teams building animated prototypes, multi-screen flows, or design-system work before engineering. It also fits people who need browser sharing or exports for engineering communication.