UI DESIGN

Tips to Boost SaaS Product Appeal with Psychology-Driven UI Design

See how tapping into our brains can make users love your software more with tricks from the biggest names in SaaS

Sarthak Mishra
Drool
Published in
8 min readApr 27, 2024

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In the world of digital services, where countless apps fight for our attention, smart design isn’t just about looking good. It’s about getting into our heads and using psychology to make products we can’t put down. This approach is all about tapping into the way we think and feel, guiding us smoothly from signing up to falling in love with the app. We’re diving deep into how smart SaaS teams use our own brains to keep us clicking, learning, and coming back for more. From making choices easier to keeping us on track, this journey explores how blending psychology with design creates experiences that not only meet our needs but feel like they were made just for us.

Let’s get into understanding how psychology and design come together to create user-friendly applications that stand out.

Harnessing the Power of Social Proof

Showing off the happy stories and successes of your users can be a game changer. This trick, called social proof, works because we all like to know that other folks have tried something before us and ended up loving it. Dropbox is a star at using this trick. They came up with a smart idea where if you tell your friends about Dropbox and they sign up, both you and your friend get extra storage for free.

It’s like saying, “See? All these people are using and loving Dropbox. You will too!”

And guess what? It worked like a charm, helping Dropbox grow super fast.

Dropbox cleverly boosts its user base by offering free extra storage to both you and any friends who sign up through your referral.

For anyone building a SaaS startup, here’s a tip: think about ways you can show new users that your product is trusted and liked by others.

Maybe you can share stories from happy users or show off numbers like “10,000 businesses use our tool!”

You could even set up a program that rewards users for bringing in their friends, just like Dropbox did. The goal is to make new users feel like they’re joining a big, happy family that’s all in on your product. This kind of social proof doesn’t just attract new users; it makes them feel more confident about giving your service a try.

The Principle of Commitment and Consistency

The principle of consistency and commitment hinges on our psychological drive to align our actions with our commitments and beliefs. Once we commit to something, especially publicly, we’re more likely to follow through to maintain our self-image and consistency. Duolingo taps into this by rewarding users with daily streaks for consistent app usage. This clever design not only encourages regular engagement but also turns language learning into a habit, significantly enhancing user retention.

Duolingo’s animations are an engaging way to reward users with daily streaks for using the app regularly.

For digital product oriented startups looking to harness this principle, embedding features that reward consistent usage can be highly effective. Consider introducing gamification elements such as streaks, badges, or progress bars that visually signify users’ dedication. This approach not only fosters regular interaction but also deepens users’ connection with your product, integrating it seamlessly into their daily routines. The essence is to make these rewards meaningful, ensuring they reflect the genuine value your app delivers, and motivating users to maintain their engagement consistently.

Simplifying Choices with the Decoy Effect

The decoy effect is a psychological trick where introducing a third, less appealing option makes one of the original two options seem more attractive. Asana cleverly employs this in its pricing strategy by offering three subscription plans. Among these, one acts as a decoy, making the plan Asana prefers users to choose, look like a better deal by comparison. This not only simplifies the decision-making process but subtly guides users towards the choice that Asana wants them to make, enhancing user satisfaction by making them feel they’ve made the best decision.

Asana strategically utilizes the decoy effect in its pricing model, presenting three subscription options where one serves as a decoy, ultimately making the preferred plan appear more appealing in comparison.

For SaaS startups aiming to apply the decoy effect, think about how you present choices to your users. When you outline your pricing, features, or plans, consider adding a decoy option. This strategy doesn’t just help clarify the value of your preferred choice; it also plays into the users’ desire to make optimal decisions. By carefully structuring your offerings, you can guide users toward the outcome you desire, increasing conversions and satisfaction by leveraging the natural human inclination to compare and choose the best value option.

The Scarcity Principle for Urgency

The scarcity principle is all about making things feel more valuable when they seem less available. It’s like when a toy becomes a must-have because there aren’t many left. This principle makes us want to grab opportunities before they disappear, driven by the worry we might miss out. Shopify uses this idea brilliantly by offering a free trial for just a short period. This limited-time offer creates a rush, making people sign up fast so they don’t miss the chance. It’s a smart way to get users moving quickly, turning their “maybe later” into “let’s do this now.”

Shopify effectively employs the scarcity principle by providing a brief window for a free trial, prompting quick sign-ups to avoid missing out on the opportunity.

For startups looking to tap into this, think about how you can make parts of your service feel exclusive or time-bound. It could be a trial that ends, a special feature available only for a short while, or a one-time deal on your pricing. The trick is to make sure your users know that these awesome things won’t be around forever. This encourages them to act fast, boosting your sign-ups and engagement. Just be clear and upfront about what’s on offer and why it’s too good to wait. This way, you’re not just creating urgency; you’re also building trust by being honest and transparent about the scarcity of your offer.

Building Anticipation with the Zeigarnik Effect

The Zeigarnik effect is all about how we’re wired to remember things we haven’t finished more clearly than things we’ve done. It’s like when you can’t stop thinking about a movie you left halfway through. Slack uses this to its advantage by occasionally hinting at new features that are on the way. This strategy gets users excited and looking forward to what’s next, keeping them hooked on the app.

For software-oriented businesses wanting to create a similar buzz, start by sharing sneak peeks of what you’re working on. It could be through your email newsletters, posts on social media, or little hints within your app or landing page itself. The idea is to sprinkle these teasers here and there, not give everything away all at once. Let your users know something cool is coming, but keep the details vague enough to spark curiosity. This way, you’re not just keeping your users informed; you’re also making them feel like they’re part of a journey with surprises around every corner. Remember, the goal is to keep the anticipation building, turning every upcoming feature into a mini-event that your users can’t wait to see unfold.

Thank you for reading this far. As promised, here’s a reward for you — your bonus tip!

Bonus Tip: Leveraging the Power of Color Psychology

Colors do more than make things look nice — they can also play a big role in how we feel about what we’re using. By understanding color psychology, companies can subtly influence user emotions and behaviors. For example, blue can evoke feelings of trust and stability, making it a great choice for finance or healthcare applications. On the other hand, orange might inspire action, perfect for ‘Sign Up’ or ‘Buy Now’ buttons.

Spotify, the streaming giant, masterfully leverages color psychology in its branding and UI design. It uses a palette of vibrant greens, which symbolize growth, creativity, and freshness, to evoke a sense of innovation and energy. This choice reinforces Spotify’s identity as a forward-thinking and dynamic platform for music and podcasts. But Spotify doesn’t stop there; it also employs background colors that adapt to the album or playlist cover art, creating a personalized and immersive user experience. This dynamic use of color not only makes browsing visually appealing but also enhances the emotional connection users feel with the music, encouraging longer engagement times and deeper brand loyalty.

Spotify strategically utilizes color psychology in its branding and UI design, employing vibrant green hues associated with growth, creativity, and freshness to convey innovation and energy, reinforcing its image as a forward-thinking platform for music and podcasts.

By understanding and applying color psychology like Spotify, companies in the tech domain can subtly influence user emotions and behaviors. This approach to design goes beyond aesthetic appeal, aligning with the emotional cues users need to feel engaged, comfortable, and motivated while using a SaaS application.

Wrapping It Up:

Integrating an understanding of cognitive biases into UI/UX design is not about manipulation; it’s about aligning your product with the natural tendencies of human psychology. By leveraging these biases thoughtfully, software companies can design experiences that feel intuitive, engaging, and satisfying. The examples of Dropbox, Duolingo, Asana, Shopify, and Slack illustrate the profound impact psychology can have on user engagement and satisfaction. For startups, adopting these principles means not only better-designed products but also deeper connections with their users, driving both growth and loyalty.

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