# Ypsilon vs Kosh

The clearest difference is in-app purchases: Ypsilon at none against Kosh's 2. Kosh's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Kosh sells 2 in-app purchases, starting at $0.99 per month. Ypsilon asks for nothing beyond the download.

Ypsilon ships an update fortnightly, Kosh every 2 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Ypsilon | Kosh |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Size | 10 MB | 130 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ITYES IT FACTORY S.R.L.](https://appshunter.io/developer/1813250422) | [Velichanthode Veedu Mahesh Babu](https://appshunter.io/developer/1877123081) |

## What reviewers say

### Ypsilon

[App page](https://appshunter.io/ios/app/ypsilon/id6756621905)

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

**In-app purchases:** none


### Kosh

[App page](https://appshunter.io/ios/app/kosh-expense-tracker-and-budget/id6759167561)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kosh Unlimited Monthly | $0.99 | per month |
| Kosh Unlimited Yearly | $9.99 | per year |


## Frequently asked questions

### Is Ypsilon free?

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

### Is Kosh free?

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

### Do Ypsilon or Kosh have ads?

Neither Ypsilon nor Kosh shows ads.

### Which is updated more often, Ypsilon or Kosh?

Ypsilon ships an update fortnightly, and Kosh every 2 weeks. Most recently, Ypsilon was updated on October 30, 2026 and Kosh on November 5, 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.*