Comparison

Number Cross vs Intergalactic Algebra

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

Head to head
About

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.

Highlights
  • Easy to play, challenging to win
  • Tutorials included
  • 60 levels with more coming
  • Pleasant music and sound effects
  • Supports iPhone and iPad
Features
Read full description

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!

About

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.

Highlights
  • Algebraic problem-solving
  • Rocket launching gameplay
  • Common Core aligned math
  • Proficiency assessment
  • Optional progress reports
  • Rewarding gameplay
Features
Read full description

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

Number Cross4 screens
Intergalactic Algebra4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Intergalactic Algebra sells 10 one-off in-app purchases. Number Cross asks for nothing beyond the download.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Number Cross versus Intergalactic Algebra: the parameters behind the verdict, then further details
ParameterNumber CrossIntergalactic Algebra
PriceFreeFree
Rating—4.8 (6 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings—6 — better
Update frequencyEvery 5 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size3 MB280 MB
Age rating4+4+
DeveloperJin WangIntergalactic Education LLC

Customer experience

Number Cross

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Intergalactic Algebra

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Number Cross

No in-app purchases

10 purchases

Intergalactic Algebra

One-time10
  • Factoring Rocket Report$2.99
  • Functions Rocket Report$2.99
  • Addition Subtraction Report$2.99
Show 7 more
  • 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?
Number Cross is free to download, with no in-app purchases.
Is Intergalactic Algebra free?
Intergalactic Algebra is free to download, with in-app purchases available.
Do Number Cross or Intergalactic Algebra have ads?
Neither Number Cross nor Intergalactic Algebra shows ads.
Which is updated more often, Number Cross or Intergalactic Algebra?
Number Cross ships an update every 5 months, and Intergalactic Algebra every 3 weeks. Most recently, Number Cross was updated on November 1, 2026 and Intergalactic Algebra on November 3, 2026.

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