This app is a photo-realistic simulation of the classic HP-25 scientific calculator. It offers advanced programming features, a vast function library, and modern enhancements for enhanced usability on iOS devices.
4.6(9 ratings)
$2.99
Best apps like GO-25 SciRPN
10+ similar apps compared and reviewed
4.9 avg rating
3 free apps
Updated July 2026
Whether you want more options like GO 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.
Top Alternatives to GO
5.0(1 ratings)
FreeIn-App Purchases
This scientific calculator offers a comprehensive suite of tools for finance, business, statistics, and complex scientific calculations. It emulates a classic calculator while leveraging modern iOS device capabilities for ease of use and advanced functions.
4.6(16 ratings)
$3.99
This app simulates a vintage programmable calculator from the mid-70s, offering enhanced features beyond the original. It allows users to run existing programs, manage virtual cards, and utilize advanced functions for scientific and engineering tasks.
More apps like GO
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RPN-97 Pro
Vintage Desktop Calculator
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This app simulates a legendary 1970s programmable calculator, offering advanced features for scientists and engineers. It allows users to run programs, manage virtual cards, and access hundreds of free program cards from its website.
Virtual program and data cardsVirtual paper tape printerDatabase-driven card manager
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AutoMathic
The Smart Calculator
$1.99
This smart calculator automates complex math problems by translating conversational input into solvable equations. It offers three modes: scripted calculations, manual expression entry, and free-form English input for problem-solving.
Automated problem solvingConversational input translationScripted calculations
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CalcMe Calculator
A nice intuitive calculator
$1.99
This scientific calculator offers an intuitive and visually appealing interface designed to replace hardware calculators. It features advanced functions, real-time parameter adjustments with sliders, and the ability to plot equations and complex numbers.
Intuitive and nice-looking interfaceAdvanced scientific functionsReal-time parameter adjustment with sliders
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HAMSignal
Solar Weather for HAM Radio
$3.99
This app provides real-time solar weather data and forecasts specifically for amateur radio operators. It alerts users to improving band conditions, offers propagation tools, and includes a QSO logbook with solar data. Designed to help operators maximize their on-air time.
Real-time K-index, SFI, and A-index updatesBand opening push notifications27-day solar forecast
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HP16C
by Michael Doornbos
Free
This app faithfully recreates the legendary HP 16C Computer Scientist calculator, offering advanced hex arithmetic, bit manipulation, and base conversion. It features RPN, keystroke programming, and modern enhancements like a two-line display and haptic feedback.
Full RPN calculatorInteger arithmetic (HEX, DEC, OCT, BIN)Configurable word size (1-64 bits)
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English - Latin Translator
Latin Language Translator
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Halcyon Calc
by Halcyon Touch Software
$4.99
A powerful calculator app for students, engineers, and scientists. It handles complex numbers, symbolic expressions, unit conversions, and matrix operations, with advanced plotting and programming capabilities.
Complex number calculationsSymbolic expression manipulationUnit conversion with custom units
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