Best apps like Calc-50

10+ similar apps compared and reviewed

3.8 avg rating
7 free apps
Updated September 2026

Whether you want more options like Calc or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
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 Calc

More apps like Calc

4
LittleGray Calculator-Infinity
LittleGray Calculator-Infinity
LittleGray Calculator-Infinity
Real-time high-precision
$2.99

This advanced calculator handles large numbers and complex expressions with real-time calculations. Its columnar display shows the calculation process, and multiple keyboard layouts offer flexibility. Save and recall history, or sync across devices.

High-precision large number calculationsReal-time custom function evaluationColumnar display for process and results
📊 Productivity
(1)
paid
5
1000digit Calc
1000digit Calc
1000digit Calc
calculator with 1,000-digits
Free
📊 Productivity
(0)
6
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
7
WP 31s
WP 31s
WP 31s
by Pascal Meheut
Free

This app emulates a classic RPN scientific calculator, offering a rich function set for daily use with a simplified interface. It's based on the more complex WP 34s but is designed for easier operation.

RPN scientific calculator emulationRich function setSimplified, less cluttered keyboard
📊 Productivity
(15)
free
8
Forem Notes: Notebook
Forem Notes: Notebook
Forem Notes: Notebook
Notes, to-do list and tasks
Free

Capture notes, organize tasks, and set reminders with this simple and elegant app. Features include color coding, folders, tags, real-time collaboration, and progress tracking to boost productivity. Secure your data with biometric locks and access notes from your home screen.

Instant note captureTask and list organizationCustomizable reminders
📊 Productivity
(2)
free
9
DB48X
DB48X
DB48X
Spirit of the HP48, revived
$4.99

This advanced scientific calculator offers arbitrary precision computations, RPN and algebraic operations, and extensive graphing capabilities. It supports complex numbers, matrices, symbolic calculations, and over 1000 built-in functions, inspired by the HP48 series.

Arbitrary precision computationsRPN and algebraic operationsComplex numbers, vectors, and matrices
📊 Productivity
(4)
paid
10
md Viewer: Markdown & Mermaid
md Viewer: Markdown & Mermaid
md Viewer: Markdown & Mermaid
Markdown & Mermaid reader
Free
📊 Productivity
(0)