# Atomic Spectra vs Trigonometry and functions

The clearest difference is price: Atomic Spectra at $1.99 against Trigonometry and functions's $3.99. Trigonometry and functions's advantage is iOS requirement (17.6 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Atomic Spectra costs $1.99 and Trigonometry and functions $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Atomic Spectra | Trigonometry and functions |
| --- | --- | --- |
| Price | **$1.99** | $3.99 |
| 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 | No |
| Update frequency | Every 19 months | — |
| Monetization | Paid | — |
| Size | 7 MB | 1 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Jim Haungs](https://appshunter.io/developer/1498282259) | [Gomathy Shankaran](https://appshunter.io/developer/503956143) |

## 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


### Trigonometry and functions

[App page](https://appshunter.io/ios/app/trigonometry-and-functions/id6739970869)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Atomic Spectra free?

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

### Is Trigonometry and functions free?

Trigonometry and functions costs $3.99, with no in-app purchases.

### Do Atomic Spectra or Trigonometry and functions have ads?

Neither Atomic Spectra nor Trigonometry and functions 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.*