# FOH CALC — All-in-One Audio Calculator

> Audio engineering calculator for frequency, wavelength, phase, delay, SPL, and voltage. (iPhone/iPad app by Atul Dahiya.)

- Source: https://appshunter.io/ios/app/foh-calc/id6801656961 (this page in markdown: same URL + `.md`)
- Developer: [Atul Dahiya](https://appshunter.io/developer/6801656963)
- Category: Utilities, Education
- Price: $0.99
- Age rating: 17+
- Requires: iOS 18.6 · 2 MB
- Languages: American English
- Released: 2026-08-17
- Data updated: 2026-10-09
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/foh-calc/id6801656961/reviews.md

## What is FOH CALC?

Foh Calc is a fast, reliable calculator built for front-of-house and audio engineers. Convert between frequency, wavelength, phase, delay, SPL and voltage in seconds — no more digging through notes before a show.

## Key features

- Frequency to wavelength conversion
- Phase calculations
- Delay time conversion
- SPL and voltage calculations
- Designed for audio engineers
- Fast and reliable

## Is FOH CALC safe?

Not enough ratings yet to assess FOH CALC.

## Is FOH CALC legit?

FOH CALC has limited verification signals. The AppsHunter Legitimacy Score for FOH CALC is 58 out of 100 points across 7 verification signals from App Store and developer data.

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/foh-calc/id6801656961/reviews.md

### 5/5 — Super Helpful App!

*2026-08-18*

A very time saving tool every audio engineer should have. Makes life supereasy!

## Frequently asked questions about FOH CALC

### What is FOH CALC?

FOH CALC is a paid utility app designed for audio engineers. It allows for quick conversions between various audio-related units like frequency, wavelength, phase, and delay.

### How much does FOH CALC cost?

FOH CALC is a paid application with a one-time purchase price of $0.99. There are no subscriptions or in-app purchases required after the initial download.

### Does FOH CALC have ads?

No, FOH CALC does not contain advertisements. As a paid application, it offers an ad-free experience for users.

### What devices is FOH CALC compatible with?

FOH CALC is available for both iPhone and iPad devices. It is designed to run on Apple's mobile operating systems.

### How often is FOH CALC updated?

FOH CALC was last updated on August 18, 2026, with version 1.0. Further updates will depend on developer plans and user feedback.

### What age rating does FOH CALC have?

FOH CALC has an age rating of 17+. This is likely due to the technical nature of the calculations and the target audience.

### Can FOH CALC be used offline?

As a calculator application, FOH CALC is designed to function without an internet connection. All calculations are performed locally on your device.

## Version history (last 1 release)

### 1.0 — 2026-08-18

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 2026-10-09.*