AV Tech Case vs FOH CALC
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
AV Tech Case
A comprehensive offline toolkit for audio-visual professionals. It offers specialized calculators and tools for sound, video, and lighting setups, ensuring efficient and accurate configurations for live events and installations without needing an internet connection.
- Offline audio tools (delay, line array)
- Video projection blend calculator
- DMX address and switch calculators
- Cable load and power references
- Timer and notes functionality
- AV Bingo for crew downtime
Read full descriptionHide full description
AV Tech Case โ offline, no-nonsense toolkit for AV professionals in live events, touring, installations, and production. All tools work 100% offline โ perfect for venues, festivals, fly dates, and spots with no signal. No accounts, no ads, just fast inputs and reliable outputs for sound engineers, lighting techs, video operators, and crew.Core Sections: โข Audio Tools โ Delay Calculator (distance-based), Line Array Planner (angles & coverage), Audience Coverage Angle, Enclosure Drive Capacity, Do I Need Delays? checker โข Video Tools โ Projector Blend Calculator (overlap & setup), vMix Custom Ratio PIP, Camera FOV Calculator โข Light Tools โ Next DMX Address, DMX Switch Calculator โข General Tools โ Cable Load Calculator, Power references, Timer, Notes, Charts Plus fun extras: AV Bingo for crew downtime, quick references. Designed by techs for techs: clean dark-mode interface, rapid access, accurate math for safe & efficient setups. Ideal for concert sound, theater lighting, corporate projection, festival video walls.Download AV Tech Case โ your essential offline AV calculator companion for the road.
FOH CALC
A rapid and dependable calculator designed for audio professionals. Quickly switch between units like frequency, wavelength, and phase to streamline audio calculations before live events.
- Frequency to wavelength conversion
- Phase calculations
- Delay time conversion
- SPL and voltage calculations
- Designed for audio engineers
- Fast and reliable
Read full descriptionHide full description
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 โ no more digging through notes before a show.
Screenshots
Verdict
The clearest difference is price: AV Tech Case at Free against FOH CALC's $0.99. AV Tech Case also leads on iOS requirement (15.6 vs 18.6). FOH CALC's advantage is in-app purchases (none vs 1). On review sentiment, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
AV Tech Case is free to download; FOH CALC costs $0.99 up front. AV Tech Case sells 1 one-off in-app purchase. FOH CALC asks for nothing beyond the download.
| Parameter | AV Tech Case | FOH CALC |
|---|---|---|
| Price | Free โ better | $0.99 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Update frequency | Every 5 weeks | โ |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Monetization | Free โ better | Paid |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 15.6 โ better | 18.6 |
| Further details โ not scored | ||
| Size | 29 MB | 2 MB |
| Age rating | 4+ | 17+ |
| Developer | Trotta Consulting ltd | Atul Dahiya |
Customer experience
AV Tech Case
FOH CALC
In-app purchases
AV Tech Case
- Ads Off$4.99
FOH CALC
No in-app purchases








