# Solitaire Calculation SK vs Klondike Classic

The clearest difference is in-app purchases: Klondike Classic at none against Solitaire Calculation SK's 1. Klondike Classic also leads on update cadence (weekly vs every 6 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Solitaire Calculation SK sells 1 one-off in-app purchase. Klondike Classic asks for nothing beyond the download.

Solitaire Calculation SK ships an update every 6 weeks, Klondike Classic weekly. The most recent releases landed on November 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Solitaire Calculation SK | Klondike Classic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 5 MB | 166 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Bapple Tech](https://appshunter.io/developer/1487666595) | [IsCool Entertainment](https://appshunter.io/developer/567562644) |

## What reviewers say

### Solitaire Calculation SK

[App page](https://appshunter.io/ios/app/solitaire-calculation-sk/id1487666596)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation | $1.99 | one-time |


### Klondike Classic

[App page](https://appshunter.io/ios/app/klondike-classic/id6752410190)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Solitaire Calculation SK free?

Solitaire Calculation SK is free to download, with in-app purchases available.

### Is Klondike Classic free?

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

### Do Solitaire Calculation SK or Klondike Classic have ads?

Both Solitaire Calculation SK and Klondike Classic show ads.

### Which is updated more often, Solitaire Calculation SK or Klondike Classic?

Solitaire Calculation SK ships an update every 6 weeks, and Klondike Classic weekly. Most recently, Solitaire Calculation SK was updated on November 3, 2026 and Klondike Classic on October 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.*