Rising apps Explore apps Compare Keywords

Log in Get instant access

Loading app…

BiasCalculator

App Store★ 4.00.99 USDFirst seen 26 Oct 2026

Compare Open in App Store

Similar appsUtilities apps in the same charts

Shadowrocket

Google

Google Chrome

Noir - Dark Mode for Safari

iVerify Basic

Google Authenticator

atvTools

Wipr 2

Duo Fold Counter

CamToPlan PRO

Rupteur Sensor

FORScan Lite - for Ford, Mazda

Overview Competitors Reviews Keywords Page history

App info

Category: Utilities
Age rating: 4+
Price: 0.99 USD
Version: 1.1
Released: Aug 13, 2012
Last updated: 22 Aug 2012
Size: 0.3 MB
Requires: iOS 5.1 or later
Languages: 1

4.01 ratings

★★★★★

Average rating on the App Store. Apple doesn't publish how many ratings each star has.

Screenshots

Rankings

This app isn't in any of our charts yet.

What's newin version 1.1

Bugfixes

About this app

Read full description

Tool for calculating bias for tube amps. Supports the following tube types: EL84, 6K6GT, 6V6, 6V6GTA, 6L6, 6L6GC, 6L6WGB, 5881, EL34, 5763, 7189, 7591, KT66, KT88, 7027, 6CA7, 6BQ5 Amp Class AB = 70% Amp Class A = 90%

Developer website