Comparison

Biological Code vs New City Katechismus

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

Head to head

Biological Code

5 biological laws of nature

About

Biological Code

Features

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Use the 5 natural laws according to Dr. Ryke Geerd Hamer safely and confidently in your everyday life. Perfect for therapists, alternative practitioners and families. This app requires access data that you can purchase as part of a 1:1 coaching session after launching the app.

About

New City Katechismus

Features

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Die deutsche mobile App des New City Katechismus macht es einfach, alle 52 Fragen und Antworten überall hin mitzunehmen. Die App enthält auch vorgeschlagene Bibellektüren, kurze Gebete und devotionale Kommentare.

Screenshots

Biological Code2 screens

New City Katechismus3 screens

Verdict

The call

The clearest difference is in-app purchases: New City Katechismus at none against Biological Code's 6. New City Katechismus also leads on iOS requirement (11.0 vs 13.0). Biological Code's advantage is update cadence (weekly vs every 16 months). On price, 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. Biological Code sells 6 in-app purchases, starting at $29.99 per month. New City Katechismus asks for nothing beyond the download.

UpkeepUpdate frequency

Biological Code ships an update weekly, New City Katechismus every 16 months. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 3 level

Biological Code versus New City Katechismus: the parameters behind the verdict, then further details
Parameter	Biological Code	New City Katechismus
Price	Free	Free
Update frequency	Weekly — better	Every 16 months
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0	11.0 — better
Further details — not scored
Size	132 MB	13 MB
Age rating	12+	4+
Developer	Connected Kingdoms LLC	Evangelium21 e.V.

In-app purchases

6 purchases

Biological Code

Subscriptions2

Vollversion$29.991 Month
Organdatenbank, monatlich$29.991 Month

One-time4

Biologischer Code$0.99
15 Coach Guthaben$5.99
45 Coach Guthaben$11.99

Show 1 more

120 Coach Guthaben$49.99

None

New City Katechismus

No in-app purchases

Questions

Is Biological Code free?

Biological Code is free to download, with in-app purchases available.

Is New City Katechismus free?

New City Katechismus is free to download, with no in-app purchases.

Do Biological Code or New City Katechismus have ads?

Neither Biological Code nor New City Katechismus shows ads.

Which is updated more often, Biological Code or New City Katechismus?

Biological Code ships an update weekly, and New City Katechismus every 16 months. Most recently, Biological Code was updated on September 10, 2026 and New City Katechismus on September 15, 2026.