# Karat Pro vs StackWise

The clearest difference is update cadence: StackWise at daily against Karat Pro's every 2 weeks. Karat Pro's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Karat Pro sells 3 in-app purchases, starting at $0.99 per month and StackWise sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Karat Pro ships an update every 2 weeks, StackWise daily. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Karat Pro | StackWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/karat-pro-gold-calculator/id6760351760/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Freemium | — |
| Size | 27 MB | 5 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Vikorus, LLC](https://appshunter.io/developer/1780116957) | [Brandon Clark](https://appshunter.io/developer/6814699160) |

## What reviewers say

### Karat Pro

[App page](https://appshunter.io/ios/app/karat-pro-gold-calculator/id6760351760)

Calculate the real-time value of gold, silver, platinum, and palladium. Supports various karats and weight units, with live market prices and adjustable payout percentages for scrap estimates.

**Highlights:** Calculate value for any gold karat, Supports multiple weight units, Live spot prices for 4 metals, Adjustable payout percentage, Batch calculation for multiple items, Share results instantly

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Karat Pro | $0.99 | per month |
| Karat Pro Annual | $2.99 | per year |
| Karat Pro Lifetime | $4.99 | one-time |


### StackWise

[App page](https://appshunter.io/ios/app/stackwise-precious-metals/id6814699158)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackWise Pro Monthly | $3.99 | per month |
| StackWise Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is Karat Pro free?

Karat Pro is free to download, with in-app purchases available.

### Is StackWise free?

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

### Do Karat Pro or StackWise have ads?

Neither Karat Pro nor StackWise shows ads.

### Which is updated more often, Karat Pro or StackWise?

Karat Pro ships an update every 2 weeks, and StackWise daily. Most recently, Karat Pro was updated on October 24, 2026 and StackWise on October 26, 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.*