Number Cross vs Intergalactic Algebra
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Number Cross
Engage your mind with a new number puzzle game that's easy to learn but difficult to master. Explore 60 levels with more on the way, enhanced by pleasant music and sound effects. Designed for both iPhone and iPad, this game offers tutorials to guide you through the challenges.
- Easy to play, challenging to win
- Tutorials included
- 60 levels with more coming
- Pleasant music and sound effects
- Supports iPhone and iPad
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A NEW number puzzle game! It's easy to play and challenging to win. Good at puzzle games? Try this one! - Tutorials to get you start. - 60 levels in total and more is coming soon. - Nice music and sound effects. - Support both iPhone and iPad. Your feedback is valuable for us!
Intergalactic Algebra
Engage with algebra through a collection of space-themed games. Solve mathematical problems to launch rockets and advance your skills. The app aligns with Common Core standards and offers optional reports for progress analysis.
- Algebraic problem-solving
- Rocket launching gameplay
- Common Core aligned math
- Proficiency assessment
- Optional progress reports
- Rewarding gameplay
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Introducing Intergalactic Algebra! A collection of algebra games that challenges you to use various math skills in order to solve mathematical problems in order to launch rockets into space! Intergalactic algebra uses Common Core aligned math. (Follows Common Core standard CCSS.MATH.HS.A.SSE.B.3) Now these basic operations can be used to guide rockets into space and accelerate the space race. Try Intergalactic Algebra! Assess proficiency in addition and subtraction, factoring, functions, multiples of ten, number of solutions, quadratics, rates of change, rocket trivia, systems of equations, and word problems. Rewarding levels of gameplay maintain engagement. You will forget you were doing math as you launch rockets into space! You may optionally buy reports in order to analyze what questions were missed. Teachers and parents may find this optional feature particularly useful. In order to purchase one of these reports, the player must create an account so that they can keep track of their reports and watch as they improve their math skills.
Screenshots
Verdict
The clearest difference is in-app purchases: Number Cross at none against Intergalactic Algebra's 10. Intergalactic Algebra's advantage is update cadence (every 3 weeks vs every 5 months). On price, review sentiment, 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
Both are free to download. Intergalactic Algebra sells 10 one-off in-app purchases. Number Cross asks for nothing beyond the download.
Number Cross ships an update every 5 months, Intergalactic Algebra every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Number Cross | Intergalactic Algebra |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (6 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 3 MB | 280 MB |
| Age rating | 4+ | 4+ |
| Developer | Jin Wang | Intergalactic Education LLC |
Customer experience
Number Cross
Intergalactic Algebra
In-app purchases
Number Cross
No in-app purchases
Intergalactic Algebra
- Factoring Rocket Report$2.99
- Functions Rocket Report$2.99
- Addition Subtraction Report$2.99
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- Multiples of Ten Report$2.99
- Num Of Solutions Report$2.99
- Quadratics Rocket Report$2.99
- Rates of Change Report$2.99
- Word Problems Rocket Report$2.99
- Rocket Trivia Rocket Report$2.99
- Progressions Report$2.99
Questions
Is Number Cross free?
Is Intergalactic Algebra free?
Do Number Cross or Intergalactic Algebra have ads?
Which is updated more often, Number Cross or Intergalactic Algebra?
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