CrystalGen vs Lambda calculus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CrystalGen
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Visualize minerals from basic crystallographic information. Symmetry, unit cell dimension, and habit
Lambda calculus
Learn the fundamentals of lambda calculus with this educational application. Gain a basic understanding of this important mathematical concept through an introductory experience.
- Introduction to lambda calculus
- Basic understanding of concepts
- Educational content
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This app introduces lambda calculus. You can have some understanding for lambda calculus.
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Verdict
The clearest difference is price: Lambda calculus at Free against CrystalGen's $2.99. On ads, in-app purchases, device support and iOS requirement 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
Lambda calculus is free to download; CrystalGen costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CrystalGen | Lambda calculus |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 2.5 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 38 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.2 | 16.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Steve Kliewer | Sungjun Kim |
In-app purchases
CrystalGen
No in-app purchases
Lambda calculus
No in-app purchases
