Bubble Maths vs Stellar States
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bubble Maths
Practice essential math skills with this engaging app. It offers progressively challenging levels, from basic arithmetic to multiplication and division, with a star-based reward system for correct answers. Unlock new stages by mastering previous ones, making it suitable for both children and adults.
- Arithmetic practice
- Multiplication and division
- Progressive levels
- Star-based rewards
- Timed challenges
- Suitable for children 5+
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This app will test your maths skills, starting with simple sums through to more complex multiplication and division. There are 25 questions per level. For every correct answer you get a star, with the aim to get all 25 correct. Complete one level to unlock further levels until you have completed them all. This app is great for children and adults alike but all of the questions are based around Key Stage 1 and 2 style questions so great for children 5+ years. Why not really test your brain power by activating the timer mode and answer questions against the clock - same aim just more pressure! Are you a maths expert and can you get all of the stars?
Stellar States
Test your knowledge of U.S. states and capitals through various engaging game modes. Track your progress and unlock new quiz packs to enhance your geography learning experience. Designed for students and trivia enthusiasts, it offers a fun and addictive way to master U.S. geography.
- Multiple choice quizzes
- True or false challenges
- Word scramble games
- Challenge mode against friends
- Progress tracking
- Unlockable quiz packs
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Light up the map as you master every U.S. state capital. Stellar States makes capitals stick with short practice, a daily challenge, flashcards, and a glowing mastery map — with Stellar as your guide. Capitals light only after real recall — keep practicing to earn every glow. No ads. FREE FOR EVERYONE • Learn all 50 states — flags, nicknames, and fun facts • Name the Capital & Name the State quizzes • Daily Challenge with streaks (earn them with solid scores) • Flashcards and interactive map • Due-today review to keep lit capitals shining • Achievements and progress stats STELLAR STATES PRO • Shape Quiz — guess the state from its outline • Map Quiz — which state is glowing on the map? • Focus Review — practice areas where you still need work • Try a free 3-question preview of Pro quiz modes PRICING • Lifetime — $14.99 once (best value) • Yearly — $9.99 / year (one school year) • No ads. Learn stays free for all 50. Family Sharing available on yearly subscriptions. Lifetime is a one-time purchase. FOR SCHOOLS Learn stays free for classroom practice. Schools and districts can license Pro (Shape Quiz, Map Quiz, Focus Review) through Apple School Manager when organization volume purchasing is available — School Year seat $5.99. Teachers: email support@stellarstudios.app for trial codes. Privacy Policy: https://stellarstudios.app/privacy-policy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://stellarstudios.app/contact/ Marketing: https://stellarstudios.app/capitals-states
Screenshots
Verdict
The clearest difference is price: Stellar States at Free against Bubble Maths's $0.99. Stellar States also leads on ratings volume (1.7K vs 67) and update cadence (every 5 months vs every 16 months). Bubble Maths's advantage is in-app purchases (none vs 8) and review sentiment (60% vs 34%). On rating, ads and device support 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
Stellar States is free to download; Bubble Maths costs $0.99 up front. Stellar States sells 8 in-app purchases, starting at $5.99 per year. Bubble Maths asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.4 for Bubble Maths against 4.4 for Stellar States. That said, the two scores are not equally well evidenced: Stellar States has 1.7K ratings behind it against 67, so its average is the more settled of the two. Written reviews are what separate them: 60% of Bubble Maths's written reviews are positive against 34% of Stellar States's.
Bubble Maths ships an update every 16 months, Stellar States every 5 months. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.
| Parameter | Bubble Maths | Stellar States |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.4 (67 ratings) — better | 4.4 (1.7K ratings) |
| Positive reviews | 60.0% of reviews — better | 33.9% of reviews |
| Number of ratings | 67 | 1.7K — better |
| Update frequency | Every 16 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 7 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Dizzy Squirrel Limited | Matthew Leonard |
Customer experience
Bubble Maths
Stellar States
Bugs and requests
Bubble Maths
Not enough reviews yet to summarise bugs or requests.
Stellar States
Reported bugs
2 issues- Login screen freezes
- Incompatible with older devices
Requested features
2 requests- Dark mode option
- Advanced analytics dashboard
In-app purchases
Bubble Maths
No in-app purchases
Stellar States
- School Year — Classroom Pro$5.991 Year
- Yearly$9.991 Year
- 100 coins$0.99
- Remove Ads$2.99
- 550 Coins$4.99
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- 1200 Coins$9.99
- Lifetime$14.99
- 2500 Coins$19.99
Questions
Is Bubble Maths free?
Is Stellar States free?
Which has better reviews, Bubble Maths or Stellar States?
Do Bubble Maths or Stellar States have ads?
Which is updated more often, Bubble Maths or Stellar States?
Other comparisons
