Comparison

Flow Laws vs Numbers in Czech language

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

Head to head
About

Flow Laws

Features
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Цель приложения – научить студента анализировать математические выражения законов фильтрации Дарси и Дюпюи, оперировать разными размерностями физических величин, входящих в эти законы. Приложение предлагает студенту рассчитать один из параметров, входящих в закон фильтрации. Параметр и его размерность выбираются случайным образом. Программа проверяет ответ студента, ведёт статистику количества попыток ответа и правильных ответов.

About

Numbers in Czech language

Features
Read full description

To be succeed in learning Czech, you need to use the materials you have learned as effectively as possible. With Czech Numbers app you can now learn all Czech numbers and use them in conversation while having pure fun! Whether you are a tourist vacationing in a Czech speaking country or someone who just wants to communicate in a foreign language, this app will help you learn Czech language in a fast and easy way. Czech Numbers has only the most necessary functionality that allows you to learn numbers in Czech as quickly as possible. The more often you use the app, the better you know the language. It will be easier for you to learn to speak fluently in Czech. What do you get if you use our application? - It is easy and fast. You need to install it for free on your device and use anywhere you like. - You will use proven interactive learning techniques. They already have helped many people to improve their Czech writing skills. - It has good UI interface. You will enjoy its clean design. - The app has wide range of tests - you can choose numbers to words or words in numbers mode. Increase your vocabulary by learning numbers and become fluent in Czech! Support: appsfenls@gmail.com Terms of use & Privacy policy: https://apps.fenls.com/legacy.html

Screenshots

Flow Laws1 screens
Numbers in Czech language4 screens

Verdict

The call

The clearest difference is in-app purchases: Flow Laws at none against Numbers in Czech language's 5. Flow Laws also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.4). Numbers in Czech language's advantage is update cadence (fortnightly vs every 40 months). On price 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. Numbers in Czech language sells 5 in-app purchases, starting at $6.99 per month. Flow Laws asks for nothing beyond the download.

UpkeepUpdate frequency

Flow Laws ships an update every 40 months, Numbers in Czech language fortnightly. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 2 level
Flow Laws versus Numbers in Czech language: the parameters behind the verdict, then further details
ParameterFlow LawsNumbers in Czech language
PriceFreeFree
Update frequencyEvery 40 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.4
Further details — not scored
Size62 MB31 MB
Age rating4+4+
DeveloperNatalia ShelyagoNelly Latypova

In-app purchases

None

Flow Laws

No in-app purchases

5 purchases

Numbers in Czech language

Subscriptions4
  • Learn Languages Better Pro3 Days trial$6.991 Month
  • Learn Languages Better Pro3 Days trial$7.491 Month
  • Language Learning Course Pro3 Days trial$8.497 Days
Show 1 more
  • Pro Complete Language Course3 Days trial$34.991 Year
One-time1
  • Remove advertising$3.99

Questions

Is Flow Laws free?
Flow Laws is free to download, with no in-app purchases.
Is Numbers in Czech language free?
Numbers in Czech language is free to download, with in-app purchases available.
Do Flow Laws or Numbers in Czech language have ads?
Numbers in Czech language shows ads; Flow Laws does not.
Which is updated more often, Flow Laws or Numbers in Czech language?
Flow Laws ships an update every 40 months, and Numbers in Czech language fortnightly. Most recently, Flow Laws was updated on October 26, 2026 and Numbers in Czech language on November 3, 2026.

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