# Relativistic Space vs Lambda calculus

The clearest difference is rating: Relativistic Space at 3.0 against Lambda calculus's 2.5. Relativistic Space also leads on iOS requirement (13.0 vs 16.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Relativistic Space holds the better App Store score, 3.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Relativistic Space | Lambda calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/relativistic-space-time/id1463093650/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/lambda-calculus/id6737766234/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 75 months | — |
| Monetization | Free | Free |
| Size | 52 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thieberson Gomes](https://appshunter.io/developer/1434771806) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Relativistic Space

[App page](https://appshunter.io/ios/app/relativistic-space-time/id1463093650)

This educational tool simulates the behavior of space and time at high speeds. Developed as part of a master's dissertation, it focuses on relativistic effects without considering acceleration.

**Highlights:** Relativistic velocity simulation, Space-time behavior visualization, Pedagogical tool, Master's dissertation project

**Features:** macOS Compatibility

**In-app purchases:** none


### Lambda calculus

[App page](https://appshunter.io/ios/app/lambda-calculus/id6737766234)

Learn the fundamentals of lambda calculus with this educational application. Gain a basic understanding of this important mathematical concept through an introductory experience.

**Highlights:** Introduction to lambda calculus, Basic understanding of concepts, Educational content

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Relativistic Space free?

Relativistic Space is free to download, with no in-app purchases.

### Is Lambda calculus free?

Lambda calculus is free to download, with no in-app purchases.

### Which has better reviews, Relativistic Space or Lambda calculus?

Relativistic Space is rated higher. Relativistic Space averages 3.0 out of 5 from 2 ratings, while Lambda calculus averages 2.5 from 2 ratings.

### Do Relativistic Space or Lambda calculus have ads?

Neither Relativistic Space nor Lambda calculus shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*