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Home
UX Glossary
Hick's Law

😳

Hick's Law

It's easier to make decisions with fewer choices.

Featured in 1 UX Bite

Similar psychology:

Pattern Matching
Specificity
Delegated Decisions

Likely impacts:

Conversion Rates
Complexity & Understanding
Purchases
Input Quality
Last updated: 03/11/2026

How to utilise this in your designs

After showing a long list of fares, you could suggest a few filters that might help people decide, so Hick's Law works in their favour as the list gets shorter.

Flight fare selection. Under "Can't find the right fare?", tapping the "Exchangeable" filter chip selects it and reveals a "Show tickets" button showing the new starting price, "from £1,566".
Example from
Aviasales logo
Aviasales

When a product feels complicated, try offering a 'lite' mode that strips away the advanced interface components, leaving fewer options to choose between.

Stock detail page. Switching on a "Lite" mode, "Simple and Easy Experience" for "Long-term Investment", strips the chart of volume bars, axis labels, market stats and content tabs, leaving only price, monthly change and time ranges.
Example from
WeBull logo
WeBull

When people can't decide from a huge range, one option is to show curated lists that others have shared, so they choose from a handful rather than everything.

Food delivery feature introduction. A bottom sheet titled "Introducing EatLists" explains users can create and share recommendation lists of favourite dishes; after "Proceed", a "Your Eatlists!" page shows saved lists like "All time fav" and "Late night cravings".
Example from
Swiggy logo
Swiggy

For size or tier choices, it may help to explain each option visually and recommend one based on the item, so people confirm a choice rather than compare them all.

Shipping form. A "Parcel size" picker describes each option by everyday comparison: envelope, shoebox, moving box. "Large" carries a "Recommended" badge, is preselected, and offers a "See sizing and compensation details" link.
Example from
Vinted logo
Vinted

For people stuck browsing a big catalogue, consider adding a button that suggests one random item, removing the choice for those who don't mind what they get.

Browse page. Tapping "Roll the dice" ("Get a random summary") opens a randomly chosen book summary detail page showing key points, duration, a "What's inside?" description, and "Read" and "Listen" buttons.
Example from
Headway logo
Headway

Possible impacts

Cutting equivalent options or highlighting a recommended one could raise conversion rates, as people spend less time comparing and more often reach a decision.

As seen in:
Posthog logo
Posthog
Handoff during setup
AllTrails logo
AllTrails
Try it once

Grouping and labelling options might help users understand a product more easily, as they scan a few clear categories rather than weighing up every item at once.

As seen in:
WeBull logo
WeBull
It's WeBull, but lite
Vinted logo
Vinted
Small, Medium or Large?

Narrowing a long list of plans or products to a few clear choices could increase purchases, as fewer customers give up on a decision that feels too hard to make.

As seen in:
Aviasales logo
Aviasales
Need help deciding?
Swiggy logo
Swiggy
Choosing what to eat

Offering fewer, clearer options in forms may improve the quality of what users enter, as they're less likely to guess or pick at random when the choice feels simpler.

As seen in:
Vinted logo
Vinted
Small, Medium or Large?
Profile photo. A circular headshot of a smiling young man with short tousled hair and round glasses, suitable as an author avatar or user profile picture. No interface elements are shown.

Written by Peter Ramsey

Consultant to 100+ companies

Published: 25/08/2023