Best apps like LittleGray Calculator-Infinity

9+ similar apps compared and reviewed

2.9 avg rating
7 free apps
Updated July 2026

Whether you want more options like LittleGray Calculator or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
📊 Productivity
4.0(62 ratings)
Free
KobCard screenshot 1
KobCard screenshot 2
KobCard screenshot 3
KobCard screenshot 4

KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to LittleGray Calculator

Translationary - Translation#1

Translationary - Translation by One Fat Giraffe

Foreign Verbs + Nouns
Editor's Choice
📊 Productivity
1.0(1 ratings)
$1.99
Translationary - Translation screenshot 1
Translationary - Translation screenshot 2
Translationary - Translation screenshot 3

Translate and define words and phrases in over 40 languages with this convenient app. Access translations instantly via a notification widget, even offline. Perfect for communicating globally and learning new languages.

Bright Calc#2

Bright Calc by Upside Software

Strong Contender
📊 Productivity
4.8(4 ratings)
Free
Bright Calc screenshot 1

This calculator app offers extensive customization options, allowing users to personalize its appearance and functionality. Tailor button styles, color schemes, and more to create a calculator that perfectly suits your preferences and workflow.

Calc-50#3

Calc-50 by David Smith

Worth Considering
📊 Productivity
3.0(2 ratings)
Free
Calc-50 screenshot 1

This app offers a high-precision scientific calculator with over 50 digits of accuracy. It supports advanced mathematical functions, complex arithmetic, and programmable features for derivatives, integrals, and root finding.

More apps like LittleGray Calculator

4
1000digit Calc
1000digit Calc
1000digit Calc
calculator with 1,000-digits
Free
📊 Productivity
(0)
5
DB40X
DB40X
DB40X
High-precision RPL calculator
Free

A high-precision scientific calculator inspired by the HP48 series, offering arbitrary precision computations, complex numbers, vectors, matrices, and graphing. It supports RPN and algebraic operations, with over 1000 built-in functions and a hyperlinked help system.

Arbitrary precision computationsRPN and algebraic operationsComplex numbers, vectors, and matrices
📊 Productivity
(7)
free
6
Fault Current Calculator
Fault Current Calculator
Fault Current Calculator
PFC Fault Current Calculator
$0.99

This app calculates prospective fault current (PFC) in kA and Amps for single and three-phase circuits. It allows users to input any two values (voltage, earth loop impedance, or PFC) to determine the third, aiding in selecting appropriate circuit breaker ratings.

Calculate PFC from Zs/Ze and VoltageCalculate Zs/Ze from Voltage and PFCCalculate Voltage from PFC and Zs/Ze
📊 Productivity
(2)
paid
7
All in One Calculator
All in One Calculator
All in One Calculator
Many calculators in one app
Free

This comprehensive calculator app offers a wide range of functionalities for everyday and complex calculations. It features multiple calculator views, a unit converter, and a detailed history log. Designed for ease of use and accessibility, it supports multitasking and various input methods.

Multiple calculator views (Standard, RPN, Programmer)Extensive unit converter with nearly 500 unitsDetailed calculation history with annotation
📊 Productivity
(183)
free
8
Master Key VPN : Fast & Secure
Master Key VPN : Fast & Secure
Master Key VPN : Fast & Secure
Security, Privacy & Speed VPN
Free

This app provides a secure and private way to access websites and applications globally. It offers fast and stable connections with a commitment to a strict no-log policy, ensuring your online activity remains hidden.

Global website and app accessFast and stable VPN connectionsNo account registration required
📊 Productivity
(19)
free
9
Life Timer - Lifespan Tracker
Life Timer - Lifespan Tracker
Life Timer - Lifespan Tracker
Countdown Days + Reminders
Free
$0.99 | 100% OFF

This app helps you visualize and manage your remaining lifespan. It provides daily and hourly reminders to encourage mindful living and goal setting, with a unique visual representation of your life's journey.

Personalized lifespan countdownVisual 'Life Tree' progressDaily and hourly reminders
📊 Productivity
(1)
free with in-app purchases