The pricing page is the highest-stakes design surface in most SaaS products. Small changes produce large conversion differences. The psychological principles are well-documented; the application is often haphazard.
Anchoring
The first price a user sees anchors their perception of value. Show your highest tier first — this makes the middle tier look reasonable by comparison. This is why "Enterprise" is usually shown on the left in pricing tables despite being a custom/sales conversation: it anchors upward.
The Goldilocks Effect
Three-option pricing (low, medium, high) consistently produces higher conversion to the middle tier than two-option pricing. Users perceive the middle option as balanced and avoid the extremes. Design the middle tier to be the right choice for your target customer, then build the other two options to make it look right by comparison.
Value Communication Before Price
The conversion-optimized pricing page leads with value: what does this plan enable you to do? The price appears after the value proposition, not before it. Users who see the price first evaluate it against nothing. Users who see the value first evaluate the price against specific outcomes they want.
Friction Reduction at the Decision Point
The "most popular" badge, annual vs monthly toggle (with annual default after trust is established), and the explicit "no credit card required" label are all proven friction reducers. Guarantee copy ("cancel anytime") reduces the perceived risk of committing. Risk reduction is as important as value communication for conversion.