What Research Actually Says About Preschool Learning Apps (and Why Most App Store 'Educational' Apps Fall Short)

The App Store 'Educational' Label Isn't What You Think

Walk into any app store and you'll find thousands of apps tagged "Educational" for children ages 2–5. The label suggests a seal of approval — a promise that someone, somewhere, has verified that the app actually teaches something. The reality is far less reassuring.

According to a landmark 2021 study published in the Journal of Children and Media, researchers analyzed 124 of the top-downloaded "educational" apps from the Google Play and Apple app stores using a rigorous framework called the Four Pillars of Learning. The result: 58% of these apps scored in the "lower quality" range, earning a total score of 4 or less out of 12. In other words, more than half of the most popular apps marketed as educational are not actually designed in a way that supports how young children learn.

This finding matters because mobile devices are now nearly universal in American households with young children. The same study notes that 98% of US children under 8 live in a home with a mobile device. The "Educational" label in app stores is a marketing category, not a quality guarantee — and parents need to know the difference.

The Good News: Well-Designed Apps Can Boost Early Literacy and Math

Before we write off all apps, it's important to note that the research does not say "apps don't work." It says "most apps marketed as educational don't work." When apps are designed with genuine learning science in mind, the results are encouraging.

A 2025 study published in Learning and Individual Differences tracked 500 preschoolers with an average age of about 5 years old. The children who used specifically designed literacy apps for roughly 30 minutes per week gained significantly higher literacy skills compared to a control group. Critically, these gains held true regardless of the child's family income, socioeconomic status, or migration background. The apps weren't a replacement for good teaching or a rich home environment — but they provided an additional, measurable boost.

Broader meta-analyses support this pattern. Research summarized by Kim et al. (2021) found that learning apps tend to produce greater learning gains for preschool and early elementary children than for older students. Younger children appear to benefit more from well-structured digital learning tools, possibly because the novelty and interactivity are more engaging at that developmental stage.

The takeaway is clear: the problem isn't the medium. It's the quality of most commercially available products. When parents know what to look for, they can find apps that genuinely support their child's development.

Why Most Apps Fail: The Four Pillars of Learning Breakdown

To understand why 58% of top "educational" apps fall short, we need to look at the framework the researchers used. The Four Pillars of Learning, developed by developmental psychologist Kathy Hirsh-Pasek and colleagues, evaluates apps on four dimensions that are essential for genuine learning in young children.

Here is how the 124 top-downloaded apps performed on each pillar:

The numbers tell a stark story. Nearly three-quarters of apps fail to engage children in active thinking. More than three-quarters rely on passive entertainment rather than genuine engagement. And a staggering 87% of apps make no meaningful attempt to involve a parent or peer in the learning process.

Only 7 apps out of the 124 sampled — just 6% — earned a total score above 8 out of 12. The two highest-scoring apps, each earning 10 out of 12, were Daniel Tiger's Stop & Go Potty and My Food–Nutrition for Kids. These apps succeeded because they asked children to actively participate, connected learning to real-life routines (potty training, nutrition), and offered opportunities for parent-child conversation.

Free vs. Paid: The Hidden Cost of 'Free' Apps

Many parents understandably gravitate toward free apps. With thousands of options available at no cost, why pay for something when there's a free version? The research suggests a clear reason: free apps are significantly worse at engaging children in learning.

The Meyer et al. study found that free apps scored significantly lower on the Engagement pillar than paid apps, with a statistical significance of p < .0001. Their total scores across all four pillars were also significantly lower (p < .0047). The likely culprit? Distractions. Free apps tend to rely on advertising, pop-ups, in-app purchase prompts, and excessive reward systems (virtual coins, stickers, and animations) that pull children's attention away from the learning task and toward the game mechanics.

There is one notable exception. PBS KIDS apps, which are free, scored markedly higher than other free apps across most pillars. In the post-hoc analysis, PBS KIDS apps averaged 2.33 out of 3 on Meaningful Learning (compared to 1.33 for other free apps) and 2.00 out of 3 on Social Interaction (compared to 0.69). PBS KIDS apps are ad-free, developed with input from early childhood educators, and designed to extend the learning from the television shows rather than replace it.

What to Look for in a Quality Preschool Learning App

Armed with the Four Pillars framework, parents can evaluate apps with a much sharper eye. Here is a practical checklist based on what the research says actually matters for preschool learning.

• Clear learning objectives. The app should state what it teaches — letter recognition, number sense, emotional vocabulary — and the activities should directly serve that goal. If the app is just a collection of mini-games with no coherent learning thread, move on.
• Active participation, not passive watching. Does the child tap, drag, sort, match, or speak? Or does the app play a video while the child watches? Active learning is the single most important predictor of educational value.
• Ad-free environment. Ads, pop-ups, and in-app purchase prompts are deal-breakers. They fracture attention and train children to expect interruptions. Look for apps that are either paid or from trusted ad-free publishers like PBS KIDS.
• Co-play potential. The best apps include prompts for parent-child conversation: "What color is that?" or "Can you find something red in the room?" If the app is designed for a child to use alone in a corner, it's missing the most important pillar.
• Adaptive difficulty. A quality app adjusts the challenge level based on the child's performance. If the app is too easy, the child gets bored. If it's too hard, they get frustrated. Adaptive difficulty keeps the child in the "Goldilocks zone" of learning.
• Real-world connection. Does the app help the child make sense of their actual life? An app about counting should encourage counting real objects. An app about emotions should reference real situations. Meaningful learning happens when the screen connects to the world outside it.

The apps that scored highest in the Four Pillars analysis — Daniel Tiger's Stop & Go Potty and My Food–Nutrition for Kids — exemplify these principles. They are built around real-life routines (potty training, eating meals), they encourage active participation, and they naturally invite parent-child conversation. They don't try to replace real-world experience; they enrich it.

Beyond the Screen: Why Co-Play and Real-World Connection Matter

The Social Interaction pillar was the biggest failure point in the Four Pillars analysis, with 87% of apps scoring low. This is not a minor oversight. Decades of developmental research show that young children learn best through social interaction — through back-and-forth conversation, joint attention, and guided participation with a more knowledgeable person.

An app cannot replace a parent. But an app can be a tool that sparks conversation and shared activity. The apps that scored highest on Social Interaction didn't try to be a solo learning experience; they were designed as a shared experience between child and caregiver.

Here are practical ways to turn app time into co-play time:

• Sit with your child during app use. Ask questions about what's happening on screen. "Why did that character feel sad?" "How many apples did we count?" Your questions turn passive viewing into active processing.
• Extend the app into the real world. If the app teaches letter sounds, pull out physical alphabet flashcards or magnetic letters afterward. If it teaches counting, count real objects — crackers, blocks, steps. The app is a spark; the real learning happens when you connect it to the physical world.
• Use apps as conversation starters. After a session, ask open-ended questions: "What was your favorite part?" "What did you learn?" "Can you show me how to do that?" This reinforces the learning and builds language skills.
• Set a timer and stick to it. The research suggests that 30 minutes per week of a quality app can produce measurable gains. More is not necessarily better. Quality and co-play matter far more than quantity.

For parents looking for screen-free activities that complement app learning, resources like free alphabet flashcards and hands-on games offer a natural bridge between digital and physical learning.

Bottom Line: How to Choose Apps With Real Evidence

The app store is not going to stop labeling apps "Educational" anytime soon. But parents can cut through the noise by applying a simple evidence-based filter. Here is the condensed version of what the research tells us.

• Prioritize apps from trusted developers. PBS KIDS apps consistently outperform other free apps on every learning pillar. Paid apps from research-backed publishers also tend to score higher. When in doubt, start with PBS KIDS.
• Look for evidence of learning design, not flashy graphics. An app with beautiful animations but no active learning component is entertainment, not education. Use the Four Pillars checklist above to evaluate before you download.
• Test for co-play potential. If the app doesn't naturally invite conversation or shared activity, it's missing the most important pillar. The best apps are those you can use together.
• Avoid ad-supported free apps. The research is clear: free apps with ads score significantly worse on engagement. The distraction cost is not worth the zero-dollar price tag.
• Remember that 30 minutes per week can make a measurable difference. You don't need hours of daily screen time. Consistent, focused, co-played sessions with a quality app are enough to support early literacy and math development.

For a deeper look at how learning apps work for slightly older children, see our guide on whether kindergarten learning apps are actually effective. And for parents seeking literacy-specific tools, our guide on choosing a sight word flashcards app covers the features that actually help kids read faster.