# interCalculator vs PROG_CALC

The clearest difference is update cadence: PROG_CALC at every 2 weeks against interCalculator's every 18 months. PROG_CALC also leads on iOS requirement (13 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for interCalculator against 5.0 for PROG_CALC. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

interCalculator ships an update every 18 months, PROG_CALC every 2 weeks. The most recent releases landed on June 5, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | interCalculator | PROG_CALC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/intercalculator/id1550864236/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/prog-calc/id1640426491/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 54 MB | 78 MB |
| Requires iOS | 15.6 | **13** |
| Devices | iPhone, iPad, iPod, Mac | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [interfinity Limited](https://appshunter.io/developer/1774724445) | [嘉欣 胡](https://appshunter.io/developer/1640395440) |

## What reviewers say

### interCalculator

[App page](https://appshunter.io/ios/app/intercalculator/id1550864236)

This utility app offers real-time calculations with optional haptic feedback and a dark mode. It supports unit conversions, number base conversions, and finding divisors for integers.

**Highlights:** Real-time results, Haptic feedback, Number base conversion, Divisor finder, Dark Mode, Customizable color scheme

**In-app purchases:** none


### 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


## Frequently asked questions

### Is interCalculator free?

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

### Is PROG_CALC free?

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

### Which has better reviews, interCalculator or PROG_CALC?

interCalculator and PROG_CALC are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do interCalculator or PROG_CALC have ads?

Neither interCalculator nor PROG_CALC shows ads.

### Which is updated more often, interCalculator or PROG_CALC?

interCalculator ships an update every 18 months, and PROG_CALC every 2 weeks. Most recently, interCalculator was updated on June 5, 2026 and PROG_CALC on July 16, 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.*