# Programmer Calculator vs Grozziie

The clearest difference is rating: Programmer Calculator at 4.6 against Grozziie's 3.4. Programmer Calculator also leads on review sentiment (42% vs 9%) and update cadence (fortnightly vs every 5 weeks). Grozziie's advantage is in-app purchases (none vs 3) and chart position (#125 vs unranked). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Programmer Calculator sells 3 one-off in-app purchases. Grozziie asks for nothing beyond the download.

Programmer Calculator holds the better App Store score, 4.6 against 3.4. Both are backed by a comparable volume of ratings — 32 and 11 respectively. Written reviews point the same way: 42% of Programmer Calculator's written reviews are positive against 9% of Grozziie's.

Programmer Calculator ships an update fortnightly, Grozziie every 5 weeks. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Programmer Calculator | Grozziie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (32 ratings)](https://appshunter.io/ios/app/programmer-calculator-dev/id1624892520/reviews)** | [3.4 (11 ratings)](https://appshunter.io/ios/app/grozziie/id6476171035/reviews) |
| Number of ratings | **32** | 11 |
| Positive reviews | **42.1% of reviews** | 9.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#125** |
| Size | 5 MB | 396 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [永超 侯](https://appshunter.io/developer/906391544) | [耿 张](https://appshunter.io/developer/1687598404) |

## What reviewers say

### Programmer Calculator

[App page](https://appshunter.io/ios/app/programmer-calculator-dev/id1624892520)

This tool assists developers with number base conversions and CRC calculations for strings and hex bytes. Additional features are planned for future updates.

**Highlights:** Number base conversion, CRC calculation, String to hex conversion, Hex byte CRC calculation, Developer support tool

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

**In-app purchases (3)**

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


### Grozziie

[App page](https://appshunter.io/ios/app/grozziie/id6476171035)

**Currently charting:** #125 Top Free · Developer Tools (US App Store)

This app simplifies printing from your iOS device to Bluetooth-enabled printers. It supports various file formats, offers label design tools, and provides direct wireless printing with a user-friendly interface and print preview.

**Highlights:** Bluetooth direct printing, Label design tools, Multi-format document printing, Print preview, Print history management, User-friendly interface

**Features:** macOS Compatibility, SharePlay

**In-app purchases:** none


## Frequently asked questions

### Is Programmer Calculator free?

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

### Is Grozziie free?

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

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

Programmer Calculator is rated higher. Programmer Calculator averages 4.6 out of 5 from 32 ratings, while Grozziie averages 3.4 from 11 ratings.

### Do Programmer Calculator or Grozziie have ads?

Neither Programmer Calculator nor Grozziie shows ads.

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

Programmer Calculator ships an update fortnightly, and Grozziie every 5 weeks. Most recently, Programmer Calculator was updated on October 11, 2026 and Grozziie on October 10, 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.*