# Spectroscopic Unit Converter

> Converts spectroscopic units: wavenumbers, wavelength, frequency, and energy. (iPhone/iPad app by ritec.)

- Source: https://appshunter.io/ios/app/spectroscopic-unit-converter/id574391414 (this page in markdown: same URL + `.md`)
- Developer: [ritec](https://appshunter.io/developer/574391417)
- Category: Education, Reference
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 11 MB
- Languages: English
- Released: 2012-11-06
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/spectroscopic-unit-converter/id574391414/reviews.md

## What is Spectroscopic Unit Converter?

The FASTEST way to convert WAVENUMBERS, WAVELENGTH, FREQUENCY and ENERGY! 
The Spectroscopic Unit Converter is a specialized app for scientists, postDocs, PhD students and grad students, working in the spectroscopic field. 

Converting units of spectroscopic measurements:
- cm-1
- mm, µm, nm, pm, fm
- eV, keV, MeV, GeV
- Hz, kHz, MHz, GHz, THz, PHz, EHz, ZHz


This app should make your daily work easier, either in the lab, the office or during discussions at conferences.    

NOTE: To support the scientific community, this app does not contain any adds and is free of charge.


Features:
- Fast and user friendly all-in-one interface 
- Containing all relevant spectroscopic units
- Built in order of magnitude recognition for ultrafast usage
- Decimal precision control
- Preventing confusion between units or systems of measurement
- Bringing fast relieve to scientific quarreling with you advisor
- NO ADDs, completely FREE!

A must have app for any PhD or grad student and postDoc working in the spectroscopic field.

## Key features

- Convert wavenumbers, wavelength, frequency, and energy
- Supports cm-1, mm, µm, nm, pm, fm units
- Supports eV, keV, MeV, GeV units
- Supports Hz, kHz, MHz, GHz, THz, PHz, EHz, ZHz units
- Fast and user-friendly interface
- Order of magnitude recognition
- Decimal precision control

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/spectroscopic-unit-converter/id574391414/reviews.md

### 1/5 — Wrong

*2014-01-08, version 1.1*

Wow, 2000nm = 5000cm^-1 (wavenumbers), who knew? Laser wavelength? Who cares, this can compute wavenumbers without knowing the laser!

## Frequently asked questions about Spectroscopic Unit Converter

### What spectroscopic units can Spectroscopic Unit Converter convert?

Spectroscopic Unit Converter can convert between wavenumbers (cm-1), wavelength (mm, µm, nm, pm, fm), frequency (Hz to ZHz), and energy (eV to GeV).

### Is Spectroscopic Unit Converter free to use?

Yes, Spectroscopic Unit Converter is completely free of charge and does not contain any advertisements, as stated by the developer to support the scientific community.

### What devices is Spectroscopic Unit Converter available on?

Spectroscopic Unit Converter is available for iPhone, iPad, and iPod devices.

### How often is Spectroscopic Unit Converter updated?

The latest version, 2.1, was released on October 16, 2017. The app was initially released on November 6, 2012.

### What is the age rating for Spectroscopic Unit Converter?

Spectroscopic Unit Converter has an age rating of 4+, making it suitable for a wide range of users.

### Does Spectroscopic Unit Converter have ads?

No, Spectroscopic Unit Converter explicitly states that it does not contain any ads and is completely free.

### What is the user sentiment for Spectroscopic Unit Converter?

Based on the provided data, Spectroscopic Unit Converter has a rating of 1.0 stars from 1 rating, indicating a very low user satisfaction score.

### How does Spectroscopic Unit Converter help with scientific work?

The app features a fast, user-friendly interface with order of magnitude recognition and decimal precision control to simplify daily tasks in the lab, office, or during discussions.

## Version history (last 5 releases)

### 2.1 — 2017-10-16

This app has been updated by Apple to display the Apple Watch app icon.

* Bugfix - using locale settings for input/output of numbers

### 2.0 — 2017-10-01

- 64Bit Support
- New Design

### 1.2 — 2014-01-27

* Subtract two inputs
* UTF-8 CSV Export
* iOS7 Modifications

### 1.1 — 2012-11-16

* Bugfix for iPod Touch

### 1.0 — 2012-11-06

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*