Combinatorics PRO vs EN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Combinatorics PRO
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Finally there is the app that provides all 6 variations of combinatorics with step by step solutions: - permutation without repetition: Arranging elements without repetition. - permutation with repetition: Arranging elements with repetition. - combination without repetition: Selecting elements without considering the order. - combination with repetition: Selecting elements with consideration of the order. - variation without repetition: Arranging elements with fixed length without repetition. - variation with repetition: Arranging elements with fixed length with repetition. You only have to enter your values k and n. The values must be entered as natural numbers. The only exception is the k value for permutation with repitition. This requires several k values, which must be entered separated by semicolons. All calculations are stored in the history. The final solution can be shared. [ Contents ] - all 6 variations of combinatorics - results are calculated and shown in detail - history to save the input - detailed solution - natural numbers are supported - no ads! [ Usage ] - there are fields for entering values using a special keyboard - multiple k values can be entered using the semicolon key - press the check mark button at the bottom right to start the calculation - if values are missing, the corresponding field is highlighted in yellow - if the values are incorrect, the affected field will be highlighted in red - a short message explains why a value is incorrect - the entries in the history can be deleted or sorted - if you select an entry in the history, it will be automatically loaded for the calculation - the whole history can be deleted by pressing a button - solutions can be shared
EN
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OFFLINE - English to Chinese Simplified and Chinese Simplified to English Translation, help you learn and educate your brain efficiently.
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Verdict
The clearest difference is price: EN at Free against Combinatorics PRO's $1.99. EN also leads on iOS requirement (13 vs 15.0). Combinatorics PRO's advantage is ads (none vs shown). On 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
EN is free to download; Combinatorics PRO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Combinatorics PRO | EN |
|---|---|---|
| Price | $1.99 | Free — better |
| Update frequency | Monthly | — |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13 — better |
| Further details — not scored | ||
| Size | 179 MB | 105 MB |
| Age rating | 4+ | 4+ |
| Developer | Glindemann, Sennoun, Langer GbR | THAI FAST COMPANY LIMITED |
In-app purchases
Combinatorics PRO
No in-app purchases
EN
No in-app purchases









