# Atomic Spectra vs Elastic Constants Calculator

The clearest difference is price: Elastic Constants Calculator at Free against Atomic Spectra's $1.99. Elastic Constants Calculator also leads on iOS requirement (16.0 vs 26.0). Atomic Spectra's advantage is ads (none vs shown) and device support (4 vs 2). On in-app purchases there is nothing between them.

Elastic Constants Calculator is free to download; Atomic Spectra costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Atomic Spectra | Elastic Constants Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/atomic-spectra/id6444901660/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | — |
| Monetization | Paid | — |
| Size | 7 MB | 10 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jim Haungs](https://appshunter.io/developer/1498282259) | [APPS BAY LIMITED](https://appshunter.io/developer/1599035519) |

## What reviewers say

### Atomic Spectra

[App page](https://appshunter.io/ios/app/atomic-spectra/id6444901660)

This reference app provides detailed information on strong line atomic emission spectra within the visible range. Users can search for elements by name, symbol, or atomic number and inspect individual spectra lines. It offers interactive features to visualize and navigate spectral data.

**Highlights:** Visible range spectra (380-740nm), Search by element name, symbol, or atomic number, Sort by name, symbol, or spectra line count, Inspect individual spectra lines, Interactive spectrum visualization

**Features:** Vision Pro support

**In-app purchases:** none


### Elastic Constants Calculator

[App page](https://appshunter.io/ios/app/elastic-constants-calculator/id6478935452)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atomic Spectra free?

Atomic Spectra costs $1.99, with no in-app purchases.

### Is Elastic Constants Calculator free?

Elastic Constants Calculator is free to download, with no in-app purchases.

### Do Atomic Spectra or Elastic Constants Calculator have ads?

Elastic Constants Calculator shows ads; Atomic Spectra does not.

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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.*