# GUTCalc Physics Unit Converter vs Digital Counters

The clearest difference is update cadence: Digital Counters at every 2 months against GUTCalc Physics Unit Converter's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. GUTCalc Physics Unit Converter sells 1 one-off in-app purchase and Digital Counters sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

GUTCalc Physics Unit Converter ships an update every 4 months, Digital Counters every 2 months. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | GUTCalc Physics Unit Converter | Digital Counters |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/gutcalc-physics-unit-converter/id1526914857/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 6 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Timothy Wiser](https://appshunter.io/developer/1526914859) | [DCDC INC.](https://appshunter.io/developer/1587139815) |

## What reviewers say

### GUTCalc Physics Unit Converter

[App page](https://appshunter.io/ios/app/gutcalc-physics-unit-converter/id1526914857)

This calculator handles complex physics calculations with units. It supports SI, natural, and CGS units, physical constants, and functions. It automatically converts units and flags algebraic errors, with an option to upgrade for advanced organization and syncing features.

**Highlights:** SI, Natural, and CGS unit modes, Automatic unit conversion, Physical constants and functions, Implied multiplication, Custom keyboards, Unit checking for algebraic errors, Share and save results

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GUTCalc Pro | $2.99 | one-time |


### Digital Counters

[App page](https://appshunter.io/ios/app/digital-counters/id1669294326)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $29.99 | one-time |


## Frequently asked questions

### Is GUTCalc Physics Unit Converter free?

GUTCalc Physics Unit Converter is free to download, with in-app purchases available.

### Is Digital Counters free?

Digital Counters is free to download, with in-app purchases available.

### Do GUTCalc Physics Unit Converter or Digital Counters have ads?

Neither GUTCalc Physics Unit Converter nor Digital Counters shows ads.

### Which is updated more often, GUTCalc Physics Unit Converter or Digital Counters?

GUTCalc Physics Unit Converter ships an update every 4 months, and Digital Counters every 2 months. Most recently, GUTCalc Physics Unit Converter was updated on October 16, 2026 and Digital Counters on October 4, 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.*