Rectangles & Primes vs Numberus Prime
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rectangles & Primes
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Rectangle provides a fun and insightful maths experience for kids aged 6 to 12. They will improve their understanding of number factorization and prime numbers.
Numberus Prime
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With Numberus Prime it is easy to learn prime numbers by going form 2 and up. If you need to check if a number is prime it is quick and easy with Numberus Prime.
Screenshots
Verdict
The clearest difference is price: Rectangles & Primes at Free against Numberus Prime's $2.99. Numberus Prime's advantage is iOS requirement (13.4 vs 15.0). On ads, in-app purchases 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
Rectangles & Primes is free to download; Numberus Prime costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Rectangles & Primes | Numberus Prime |
|---|---|---|
| Price | Free — better | $2.99 |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 10 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Johannes Charra | Barcelona Code School |
In-app purchases
Rectangles & Primes
No in-app purchases
Numberus Prime
No in-app purchases
Questions
Is Rectangles & Primes free?
Is Numberus Prime free?
Do Rectangles & Primes or Numberus Prime have ads?
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