Comparison

Hubble Learning vs Nudge Kids

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Hubble Learning

Embark on a space adventure to develop crucial life skills. This app offers interactive activities and guided conversations for children aged 5-10 and their caregivers, fostering parent-child bonding and real-world social-emotional learning.

Highlights
  • Intergalactic space adventure theme
  • Focus on life skills (goal-setting, kindness, etc.)
  • Parent-child co-pilot experience
  • Guided conversations and interactive activities
  • Reward system for progress
  • Research-backed by Harvard Graduate School of Education
Features
Read full description

Embark on an Intergalactic Learning Adventure with Hubble Learning! In a world where social-emotional skills are more crucial than ever, we present Hubble Learning—a pioneering educational app backed by research and nurtured through a fellowship at the prestigious Harvard Graduate School of Education. Why Hubble Learning Stands Out: - Age-Appropriate Excellence: Tailored for children aged 5 to 10, Hubble Learning ensures an engaging and age-appropriate learning experience. - Thrilling Space Adventure: Dive into a captivating space odyssey where caregivers/parents and children become copilots, unlocking the secrets of life skills in a fun, interactive way. - Real-world Applications: Beyond the pixels, Hubble Learning focuses on crucial life skills—goal-setting, active listening, collaboration, self-advocacy, kindness, and more. - Parent-Child Bonding: Hubble Learning transforms learning into a shared adventure! Parents and children engage in guided conversations, exciting activities, and earn rewards that pave the way for meaningful connections. - Rewards for Real Progress: Exchange earned rewards for fantastic items like new spacesuits, enhancing your intergalactic journey and creating lasting memories. What Sets Us Apart: Research-Backed: Developed with insights from the Harvard Graduate School of Education, Hubble Learning ensures a robust educational foundation. Playful and Purposeful: Blending play and education seamlessly, Hubble Learning makes learning a joyous, shared experience. Ready to Launch into Learning? Try Hubble Learning Today! Terms and Conditions: https://app.termly.io/document/privacy-policy/be6e6d9f-2492-4e64-b246-2cc00a759449

About

Nudge Kids

This parenting system helps children develop essential skills and healthy habits to become capable individuals. It offers a comprehensive approach to skill-building and habit formation for kids. Access to all features requires a subscription.

Highlights
  • Skill development system
  • Healthy habit building
  • Empowers capable individuals
  • Parenting support
  • Subscription access to all functions
Read full description

A parenting system designed to teach children essential skill sets and build healthy habits in order to become empowered and capable individuals. Access to all functions of the application is available only with a subscription

Screenshots

Hubble Learning4 screens
Nudge Kids4 screens

Verdict

The call

The clearest difference is monetization model: Hubble Learning at free with in-app purchases against Nudge Kids's subscription. Hubble Learning also leads on update cadence (every 5 days vs monthly) and review sentiment (100% vs 82%). Nudge Kids's advantage is ads (none vs shown). On price, rating, ratings volume and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Hubble Learning sells 2 in-app purchases, starting at $7.99 per month and Nudge Kids sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Hubble Learning against 4.8 for Nudge Kids. Both are backed by a comparable volume of ratings — 10 and 16 respectively. Written reviews are what separate them: 100% of Hubble Learning's written reviews are positive against 82% of Nudge Kids's.

UpkeepUpdate frequency

Hubble Learning ships an update every 5 days, Nudge Kids monthly. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Hubble Learning versus Nudge Kids: the parameters behind the verdict, then further details
ParameterHubble LearningNudge Kids
PriceFreeFree
Rating4.8 (10 ratings) — better4.8 (16 ratings)
Positive reviews100.0% of reviews — better81.8% of reviews
Number of ratings1016 — better
Update frequencyEvery 5 days — betterMonthly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size106 MB62 MB
Age rating4+4+
DeveloperHubble Learning IncNudge Limited Liability Company

Customer experience

Hubble Learning

All ratings10 ratings
Positive90.0%
Neutral10.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Nudge Kids

All ratings15 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive81.8%
Neutral0.0%
Negative18.2%

In-app purchases

2 purchases

Hubble Learning

Subscriptions2
  • Hubble Monthly Subscription7 Days trial$7.991 Month
  • Hubble Yearly Subscription7 Days trial$34.991 Year
3 purchases

Nudge Kids

Subscriptions3
  • Nudge Kids: 1 Month Plan$9.991 Month
  • Nudge Kids: 3 Month Plan$19.993 Months
  • Nudge Kids: 1 Year Plan$54.991 Year

Questions

Is Hubble Learning free?
Hubble Learning is free to download, with in-app purchases available.
Is Nudge Kids free?
Nudge Kids is free to download, with in-app purchases available.
Which has better reviews, Hubble Learning or Nudge Kids?
Hubble Learning is rated higher. Hubble Learning averages 4.8 out of 5 from 10 ratings, while Nudge Kids averages 4.8 from 16 ratings.
Do Hubble Learning or Nudge Kids have ads?
Hubble Learning shows ads; Nudge Kids does not.
Which is updated more often, Hubble Learning or Nudge Kids?
Hubble Learning ships an update every 5 days, and Nudge Kids monthly. Most recently, Hubble Learning was updated on October 18, 2026 and Nudge Kids on October 24, 2026.

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