# Dev Calculator vs Programmer Calculator

The clearest difference is review sentiment: Dev Calculator at 100% against Programmer Calculator's 0%. Dev Calculator also leads on rating (5.0 vs 4.3) and in-app purchases (none vs 3). Programmer Calculator's advantage is update cadence (every 5 days vs every 11 days) and chart position (#122 vs unranked). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Programmer Calculator sells 3 in-app purchases, starting at $0.99 per month. Dev Calculator asks for nothing beyond the download.

Dev Calculator holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 100% of Dev Calculator's written reviews are positive against 0% of Programmer Calculator's.

Dev Calculator ships an update every 11 days, Programmer Calculator every 5 days. The most recent releases landed on September 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Dev Calculator | Programmer Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/dev-calculator/id1557104193/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/programmer-calculator-hex/id6470721328/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Best chart rank | — | **#122** |
| Size | 0 MB | 8 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Scott Lassen](https://appshunter.io/developer/1773765380) | [Matheus Valbert](https://appshunter.io/developer/1714104146) |

## What reviewers say

### Dev Calculator

[App page](https://appshunter.io/ios/app/dev-calculator/id1557104193)

A free, ad-free developer calculator focused on bitwise operations and base conversions. It supports unsigned integers up to 64 bits and includes features like shifting, rotating, and casting.

**Highlights:** Bitwise operations (AND, NOT, OR, XOR), Shifting and rotating, Casting support, 64-bit unsigned integer support, Base conversions, No ads

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Programmer Calculator

[App page](https://appshunter.io/ios/app/programmer-calculator-hex/id6470721328)

**Currently charting:** #122 Top Grossing · Developer Tools (US App Store)

Instantly convert between Hex, Decimal, Octal, and Binary number bases. Perform bitwise operations and choose your bit width for precise calculations. Features real-time updates, history, and dark mode support for developers and students.

**Highlights:** Hex, Decimal, Octal, Binary conversion, Bitwise operations (AND, OR, XOR, NOT), Adjustable bit width (8, 16, 32, 64, unlimited), Real-time bit visualization, Calculation history, Dark mode support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly | $0.99 | per month |
| Premium yearly | $5.99 | per year |
| Premium lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Dev Calculator free?

Dev Calculator is free to download, with no in-app purchases.

### Is Programmer Calculator free?

Programmer Calculator is free to download, with in-app purchases available.

### Which has better reviews, Dev Calculator or Programmer Calculator?

Dev Calculator is rated higher. Dev Calculator averages 5.0 out of 5 from 4 ratings, while Programmer Calculator averages 4.3 from 4 ratings.

### Do Dev Calculator or Programmer Calculator have ads?

Neither Dev Calculator nor Programmer Calculator shows ads.

### Which is updated more often, Dev Calculator or Programmer Calculator?

Dev Calculator ships an update every 11 days, and Programmer Calculator every 5 days. Most recently, Dev Calculator was updated on September 1, 2026 and Programmer Calculator on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*