# K2 Sim vs Just Split

The clearest difference is in-app purchases: K2 Sim at none against Just Split's 1. K2 Sim also leads on iOS requirement (16.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Just Split sells 1 one-off in-app purchase. K2 Sim asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | K2 Sim | Just Split |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/k2-sim/id6757589750/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free | — |
| Size | 6 MB | 7 MB |
| Requires iOS | **16.0** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MIKYAS SULTAN BUSIRA](https://appshunter.io/developer/1867656807) | [On World Tech LLC](https://appshunter.io/developer/1867669833) |

## What reviewers say

### K2 Sim

[App page](https://appshunter.io/ios/app/k2-sim/id6757589750)

Explore market charts and study trading ideas with historical data. Analyze price action and strategy behavior over time to learn how patterns have performed. This tool is for educational and research purposes only, not for live trading or financial advice.

**Highlights:** Explore market charts, Study trading ideas, Use historical market data, View price action, Review strategy behavior, Learn pattern performance

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

**In-app purchases:** none


### Just Split

[App page](https://appshunter.io/ios/app/just-split-ai-bill-splitter/id6759074421)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Just Split Pro | $9.99 | one-time |


## Frequently asked questions

### Is K2 Sim free?

K2 Sim is free to download, with no in-app purchases.

### Is Just Split free?

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

### Do K2 Sim or Just Split have ads?

Neither K2 Sim nor Just Split shows ads.

### Which is updated more often, K2 Sim or Just Split?

K2 Sim ships an update every 2 weeks, and Just Split every 2 weeks. Most recently, K2 Sim was updated on October 7, 2026 and Just Split on October 25, 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.*