Best Delay Calculator Apps

209+ iOS apps curated and reviewed

4.7 avg rating
17 free apps
Updated June 2026

Every iPhone needs a few good delay calculator apps. We benchmark 209+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Delay Calculator

Tempus - Delay Calculator#1

Tempus - Delay Calculator by Marcos Kohler

Delay & Re-Pitch Calculator
Editor's Choice
🎵 Music
5.0(8 ratings)
Free
Tempus - Delay Calculator screenshot 1
Tempus - Delay Calculator screenshot 2
Tempus - Delay Calculator screenshot 3
Tempus - Delay Calculator screenshot 4

This tool helps musicians calculate delay times and sample re-pitch amounts by providing a tap-tempo metronome, delay time viewer, and re-pitch calculator, making it easier to work with different tempos and time signatures. Try it out to streamline your music production workflow and experiment with new sounds!

Reverb & Delay Calculator#2

Reverb & Delay Calculator by Quentin Hayot

Music production helper
Strong Contender
🎵 Music
5.0(1 ratings)
FreeAdsIn-App Purchases
Reverb & Delay Calculator screenshot 1
Reverb & Delay Calculator screenshot 2

This music production helper quickly calculates optimal reverb and delay values based on your track's tempo, providing essential settings for a professional sound. Simply input your tempo and get instant calculations for reverb pre-delay, decay, and delay lengths to enhance your music.

Calculator with History +#3

Calculator with History + by Beijing Free Calculator Technology Co., Ltd.

No ads & Scientific calculator
Worth Considering
💰 Finance
4.7😊(23K ratings)
FreeIn-App Purchases
Calculator with History + screenshot 1
Calculator with History + screenshot 2
Calculator with History + screenshot 3
Calculator with History + screenshot 4
Calculator with History + screenshot 5
Calculator with History + screenshot 6

A calculator app with a built-in history feature that keeps track of your calculations without any ads. Calculate effortlessly and access your past computations instantly.

What We Love

  • 🚀 Great calculator with history
  • 👍 Easy to use interface
  • 🚀 Responsive and fast
  • 🔒 No ads or subscriptions

Room to Improve

  • 🐛 History deletion issues
  • 🐛 Delayed equal button press
  • 🐛 Calculation errors with certain functions

More Delay Calculator apps to explore

4
Calculator·
Calculator·
Calculator·
Big Basic Calculator
Free

A simple and intuitive calculator app with essential functions like addition, subtraction, multiplication, and more. Customize with multiple color schemes, copy results easily, and use additional functions on iPad. Experience the perfect balance of features and simplicity today!

🔧 Utilities
(33K)
5
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

A powerful math solver and scientific calculator for iPad and iPhone, featuring advanced functions and quick calculations. Share your results easily and master your business expenses with percentage calculations. Get it now!

🔧 Utilities
(126K)
6
DelayTool: BPM Calculator
DelayTool: BPM Calculator
DelayTool: BPM Calculator
by Joel Perry
$0.99

This tool helps music producers, engineers, and musicians calculate beats per minute (BPM) and provides a table of values for common musical subdivisions, allowing for precise setup of delays and oscillators. Enter the tempo and instantly see times in milliseconds and Hertz for accurate adjustments.

🎵 Music
(4)
7
Calculator 3.0
Calculator 3.0
Calculator 3.0
Calculations Simplified
Free

A versatile and user-friendly calculator application for Apple devices, featuring themes, haptic feedback, tip calculation, unit conversion, and more. Simplify your calculations with Calculator 3.0 - available now for free on Apple Watch, iPhone, iPad, and iMessage!

🔧 Utilities
(3.5K)
8
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

A color calculator app that helps users find complementary color schemes for design projects. Simply input a base color and let the app generate harmonious color combinations for your projects. Try it now to elevate your design choices!

🔧 Utilities
(15K)
9
Percent Delay Calculator
Percent Delay Calculator
Percent Delay Calculator
by Overpass Limited
Free

This application helps providers in early childhood special education calculate percentage delay in development to determine eligibility for services. It allows users to assess developmental delays and qualify children for services based on state-specific cut-offs, with a color-coded system based on Alaska's requirements.

🏥 Medical
(5)
10
Calculator - Free Calculator
Calculator - Free Calculator
Calculator - Free Calculator
by 祥祎 刘
Free

Calculator - Free Calculator is a versatile and user-friendly app designed for iPad. Perform a wide range of calculations effortlessly with its optimized features. Download now to streamline your calculations on the go!

🔧 Utilities
(1.4K)
11
Calculator₊
Calculator₊
Calculator₊
Basic, Scientific, Plus Calc
Free

Try Calculator₊, the ultimate mathematics tool offering basic, scientific, and plus calculations. Ideal for homework, exams, and managing expenses, this app is like having a personal math tutor on your phone. Download now for easy and intuitive math solutions!

🔧 Utilities
(1.7M)
12
Sci:Pro Calculator
Sci:Pro Calculator
Sci:Pro Calculator
by Jerry Montgomery
Free

A versatile calculator app with Basic, Scientific, and Programmer modes for iPhone, iPad, and iPod Touch. Easily view history and share results via email or copy. Get precise calculations on-the-go!

🔧 Utilities
(3.6K)
13
Calculator HD++
Calculator HD++
Calculator HD++
by smalltech sarl
Free

Experience a high precision calculator app that offers a user-friendly interface, supports multiple functionalities like undo, switching workspaces, Bluetooth keyboard compatibility, and more. Print and share your calculations with ease and precision for free!

🔧 Utilities
(268)
14
PCalc Lite
PCalc Lite
PCalc Lite
The Best Calculator
Free

PCalc Lite is the ideal calculator app for scientists, engineers, students, and programmers offering RPN mode, multi-line display, unit conversions, constants, and more. Try it for free on your iPad and upgrade for additional features or themes. Also available on Apple Watch for on-the-go calculations.

🔧 Utilities
(213)
15
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A versatile and customizable calculator app offering basic and scientific functions, memory features, history tape, and various layout options. Users can personalize their color themes, access scientific functions, and easily perform complex calculations, all with ad-supported convenience. Explore the app now for a powerful and user-friendly calculation experience!

🔧 Utilities
(3K)
16
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Easy Basic Calculator
Free

Experience the ultimate iOS calculator with big buttons, dual-line display, 18 color themes, and multi-line input for complex equations. Includes convenient gestures like swipe to backspace and clear. Perfect for all your calculating needs!

🔧 Utilities
(13K)
17
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

A handy math assistant for solving basic and scientific calculations intuitively and quickly. Become a math master with this free app!

🔧 Utilities
(357K)
18
PCalc
PCalc
PCalc
The Best Calculator
$9.99

A powerful calculator app for scientists, engineers, students, and programmers with features like RPN mode, multi-line display, unit conversions, constants, paper tape, undo/redo, and support for various calculation formats. Also available on Apple Watch for convenient wrist calculations. Try it now!

🔧 Utilities
(758)
19
Calculator Pro Elite
Calculator Pro Elite
Calculator Pro Elite
Best Calculator
$9.99

A fully customizable calculator app with basic and scientific functions, memory features, and a history tape. Design your own color theme, access scientific functions, and enjoy convenient gestures for a seamless calculation experience. Download now for efficient and personalized calculations on-the-go!

🔧 Utilities
(2K)
20
Simple Calculator.
Simple Calculator.
Simple Calculator.
Basic Casio-style calculator
Free

This app is a basic calculator with tax and business functions, designed for professionals and small business owners. It features 12 digits, tax calculation, percentage calculation, memory operations, grand total, square root, sign change, and more. Check it out for simple and efficient calculations on your iPhone/iPad.

🔧 Utilities
(1.4K)

Related searches