# PROG_CALC vs Mammoth Coding

The clearest difference is iOS requirement: Mammoth Coding at 11.0 against PROG_CALC's 13. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PROG_CALC ships an update every 2 weeks, Mammoth Coding fortnightly. The most recent releases landed on September 17, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PROG_CALC | Mammoth Coding |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/prog-calc/id1640426491/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free | — |
| Size | 78 MB | 185 MB |
| Requires iOS | 13 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [嘉欣 胡](https://appshunter.io/developer/1640395440) | [Shenzhen Maker Stars Technology Co., Ltd.](https://appshunter.io/developer/1422345349) |

## What reviewers say

### PROG_CALC

[App page](https://appshunter.io/ios/app/prog-calc/id1640426491)

This app offers a programmable calculator with two distinct modes for daily computing and advanced mathematical functions. It supports system conversions between binary, octal, decimal, and hexadecimal, and allows for variable storage and code sharing.

**Highlights:** Basic and advanced calculation modes, Syntax parser, Variable storage and editing, Binary, octal, decimal, hexadecimal conversion, Built-in code examples, Code sharing via QR code or file

**In-app purchases:** none


### Mammoth Coding

[App page](https://appshunter.io/ios/app/mammoth-coding/id6448233669)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PROG_CALC free?

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

### Is Mammoth Coding free?

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

### Do PROG_CALC or Mammoth Coding have ads?

Neither PROG_CALC nor Mammoth Coding shows ads.

### Which is updated more often, PROG_CALC or Mammoth Coding?

PROG_CALC ships an update every 2 weeks, and Mammoth Coding fortnightly. Most recently, PROG_CALC was updated on September 17, 2026 and Mammoth Coding on September 30, 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.*