# Programmer Calculator - Dev — Developer calculator

> Developer tool for number base conversion and CRC calculations. (iPhone/iPad app by 永超 侯.)

- Source: https://appshunter.io/ios/app/programmer-calculator-dev/id1624892520 (this page in markdown: same URL + `.md`)
- Developer: [永超 侯](https://appshunter.io/developer/906391544)
- Category: Developer Tools, Productivity
- Price: Free with in-app purchases
- Rating: 4.60/5 from 32 App Store ratings · 19 written reviews indexed
- Age rating: 4+
- Requires: iOS 14.0 · 5 MB
- Languages: American English, French (France), German (Germany), Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), Latin American Spanish, Chinese (Traditional, Taiwan)
- Released: 2022-05-19
- Data updated: 2026-08-31
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/programmer-calculator-dev/id1624892520/reviews.md

## What is Programmer Calculator?

Programmer calculator is a tool to support developers to convert numbers between different radix, to calculate CRC of strings or hex bytes. More features is under development and will be delivered in future.

## Key features

- Number base conversion
- CRC calculation
- String to hex conversion
- Hex byte CRC calculation
- Developer support tool

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| A coke | $0.99 | one-time |
| A big meal | $5.99 | one-time |
| A cup of coffee | $2.99 | one-time |


## Recent user reviews (10 of 19)

All indexed reviews: https://appshunter.io/ios/app/programmer-calculator-dev/id1624892520/reviews.md

### 2/5 — 广告太频繁

*2026-05-30*

有广告问题不大，都能理解，但是这广告太频繁了！！每次切到其他软件，再切回来就弹出满屏广告，压根就没办法正常使用

### 5/5 — 求个win版

*2026-01-15*

请问有没有win程序版

### 1/5 — 疯狂弹广告

*2025-12-05*

什么垃圾软件，切个屏就弹广告

### 5/5 — 十进制转16进智无法达到65535

*2025-01-01*

十进制转16进智无法达到65535，大于65535就清0

### 1/5 — 没绷住

*2024-12-09*

猝不及防的广告

### 1/5 — 广告

*2024-10-19*

有声开屏广告

### 5/5 — 好

*2024-10-15*

好

### 1/5 — 闪退

*2023-10-11*

怎么一直闪退

**Developer response:** 感谢反馈，请尝试下载最新版

### 4/5 — How is the work

*2023-05-20, version 1.0.3*

He said that he

### 5/5 — 要是加入进制转比特，字节，千字兆字节就好了！

*2023-02-10*

这样嵌入式开发就省下自己算的过程了！进制转进制，字节转比特这类在线计算不少，唯独没有进制转字节的！

## Frequently asked questions about Programmer Calculator

### What is Programmer Calculator used for?

Programmer Calculator is a utility app designed to help developers convert numbers between different bases (like binary, decimal, hexadecimal) and calculate CRC values for strings or hex bytes.

### What number bases can Programmer Calculator convert between?

The app supports conversions between various number bases commonly used in programming, including binary, decimal, hexadecimal, and octal.

### Does Programmer Calculator support CRC calculations?

Yes, Programmer Calculator can calculate CRC (Cyclic Redundancy Check) for both strings and hex bytes, a crucial function for data integrity checks.

### Is Programmer Calculator free to use?

Programmer Calculator is free to download and use. It also offers in-app purchases for additional features or content.

### What devices is Programmer Calculator compatible with?

Programmer Calculator is available for iPhone, iPad, and iPod devices.

### How often is Programmer Calculator updated?

The app was last updated on January 23, 2025, with version 1.0.7. Future updates are planned to introduce more features.

### What is the age rating for Programmer Calculator?

Programmer Calculator has an age rating of 4+, making it suitable for a wide range of users.

### Does Programmer Calculator have ads?

No, Programmer Calculator does not display advertisements, providing an uninterrupted user experience.

## Version history (last 5 releases)

### 1.0.7 — 2025-01-23

- Add new feature.

### 1.0.6 — 2024-04-10

- Bug fix for text size.

### 1.0.5 — 2024-03-26

- fix one crash issue

### 1.0.4 — 2023-12-14

- Add bytes conversion.
- Adapt for iPhone SE 3.
- Support multitasking on iPad.
- Bug fix.

### 1.0.3 — 2022-05-28

- Support more languages.

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All apps by 永超 侯: https://appshunter.io/developer/906391544

## Related topics

[iapps dev](https://appshunter.io/ios/topics/iapps-dev) · [programmer calculator](https://appshunter.io/ios/topics/programmer-calculator) · [programming calculator](https://appshunter.io/ios/topics/programming-calculator)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*