LispPad Go vs BinaryHexCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LispPad Go
This app is a lightweight development environment for writing and running Scheme code on iOS. It features a Scheme interpreter, a console for interaction, and a text editor with syntax highlighting and smart indentation. It supports R7RS standard Scheme with a wide range of libraries, including iOS-specific ones.
- Integrated Scheme interpreter
- Read-eval-print loop console
- Syntax highlighting text editor
- R7RS standard Scheme support
- iOS-specific libraries
- Hygienic macros
- Full numerical tower support
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LispPad Go is a simple, lightweight, integrated development environment for developing and running Scheme code on iOS. The language supported by LispPad Go is based on the R7RS standard of the Scheme programming language. LispPad Go provides the following components: • A fully integrated Scheme interpreter • A console with a read-eval-print loop to interact with the interpreter • A text editor for writing Scheme code, supporting syntax highlighting, smart indentation, parenthesis matching, etc. • A large range of libraries, including iOS-specific libraries e.g. for networking, graphics, audio, databases, archival, text processing, etc. • Support for the Shortcuts app, allowing the execution of LispPad programs as standalone applications The Scheme dialect supported by LispPad Go provides the following features: • R7RS-compliant libraries • Hygienic macros based on syntax-rules • First-class environments • call/cc, dynamic-wind and exceptions • Dynamically-scoped parameters • Multiple return values • Delayed execution via promises and streams • Support for the full numerical tower consisting of arbitrary size integers, rationals, real numbers, and inexact complex numbers. • Unicode strings and characters • Vectors and bytevectors • Text and binary ports • R7RS-compliant extensible records • R6RS-compliant hashtables and enumerations • Threads
BinaryHexCalc
This calculator is designed for developers and computer science enthusiasts. It allows for instant conversion between hexadecimal, decimal, and binary number systems, along with advanced bitwise operations. Features include a 64-bit bit-set panel, mask & copy functionality, and equation history.
- Multi-base support (HEX, DEC, BIN)
- Real-time conversion
- 64-bit Bit-Set panel
- Bitwise operations (AND, OR, XOR, NOT, shifts)
- Mask & Copy functionality
- Equation history
- Dark/light mode UI
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Programmer Calc is a powerful calculator designed for developers, engineers, and computer science enthusiasts. Instantly convert between hexadecimal, decimal, and binary number systems, and perform advanced bitwise operations with ease. Key Features: - Multi-base support: HEX, DEC, BIN - Real-time conversion as you type - Interactive 64-bit Bit-Set panel for granular control - Bitwise operations: AND, OR, XOR, NOT, shifts, two’s complement - Mask & Copy: Highlight and copy masked values for any data type - Paste support: Long-press to paste values into any field - Equation history tracking - Square root and modulo operations - ntuitive UI with dark/light mode - Rate and feedback options The dashboard provides a single location to input and convert values among hexadecimal, decimal, and binary representations. Long-pressing any field pastes a number directly into the corresponding system for rapid entry. The Bit-Set panel offers granular control over every bit, updating all number formats immediately after each toggle. Multiplying values that exceed 64 bits returns 1, and square roots are rounded up to the nearest integer (for example, √15 becomes 4). The Mask & Copy feature highlights the bits for the selected data type and copies the masked value to the clipboard in one step, ensuring consistent data sharing. Whether you’re debugging, reverse engineering, or learning about binary math, Programmer Calc is your essential toolkit.
Screenshots
Verdict
The clearest difference is price: LispPad Go at Free against BinaryHexCalc's $1.99. LispPad Go also leads on ratings volume (37 vs 2). BinaryHexCalc's advantage is iOS requirement (15.2 vs 17.6). On rating, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
LispPad Go is free to download; BinaryHexCalc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for LispPad Go against 5.0 for BinaryHexCalc. That said, the two scores are not equally well evidenced: LispPad Go has 37 ratings behind it against 2, so its average is the more settled of the two.
| Parameter | LispPad Go | BinaryHexCalc |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.9 (37 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 96.3% of reviews | — |
| Number of ratings | 37 — better | 2 |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.2 — better |
| Further details — not scored | ||
| Size | 128 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Matthias Zenger | Matthew Mesropian |
Customer experience
LispPad Go
BinaryHexCalc
In-app purchases
LispPad Go
No in-app purchases
BinaryHexCalc
No in-app purchases









