Best UI Design Tools in 2026
Updated
In short: Fluid UI is ranked #1 of 37 as of 4 October 2026, ahead of Mockplus and UXPin. The best-ranked option with a free plan is Mockplus. The lowest first paid tier on this page is Lunacy at $1/mo.
UI design tools support work from shaping interface ideas through prototyping and sharing designs with others. Compared on interactive prototyping, prototype sharing, and real-time collaboration, the entries offer different capabilities to consider for team workflows. Design systems and variables tokens may matter when organizing interface components, while developer handoff and desktop app availability add practical points of comparison. Free-plan availability and paid-from pricing can help you weigh access and cost. Fluid UI, Mockplus, and UXPin are among the options to examine. Consider how your team builds and shares prototypes, and what it needs when passing interface work to developers.
37 UI design tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
UI design tools, ranked on how quickly a newcomer can get going. 17 of the 25 on this page can be tried for free.
- 1 Fluid UIPaid from $8.25/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 2 MockplusPaid from $2.48/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 3 UXPinPaid from $29/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 4 Proto.ioPaid from $29/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 5 MarvelPaid from $12/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 6 PenpotPaid from $7/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 7 JustinmindPaid from $19/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 8 ProtoPiePaid from $25/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 9 Wondershare MockittPaid from $10/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 10 Figma SlidesPaid from $3/mo
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 11 LunacyPaid from $1/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 12 Frame0Paid from $79/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 13 UizardPaid from $3.25/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 14 VisilyPaid from $14/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 15 Axure RPPaid from $29/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 16 MoqupsPaid from $7/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 17 NinjaMockFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 18 Quant-UXFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 19 ForeUIPaid from €130/mo
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 20 MockFlow
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 21 Balsamiq WireframesPaid from $16/mo
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 22 MockupTiger
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 23 Origami Studio
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 24 Sketch
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 25 HotGloo
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which UI design tool is ranked first on The Geeks Club?
Fluid UI is ranked #1 of 37 with a score of 8.0. Mockplus is second and UXPin third.
How many of these have a free plan?
16 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Lunacy has the lowest first paid tier we found: $1/mo.
How is this list ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on. Paid placements never change a rank.