# FinBook App vs Optima Kassa

The clearest difference is update cadence: FinBook App at every 3 weeks against Optima Kassa's every 10 months. FinBook App also leads on iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FinBook App ships an update every 3 weeks, Optima Kassa every 10 months. The most recent releases landed on September 30, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | FinBook App | Optima Kassa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Size | 36 MB | 235 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Aibek Isaev](https://appshunter.io/developer/1674155685) | [Optima Bank OAO](https://appshunter.io/developer/1575934233) |

## What reviewers say

### FinBook App

[App page](https://appshunter.io/ios/app/finbook-app/id6445845007)

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

**In-app purchases:** none


### Optima Kassa

[App page](https://appshunter.io/ios/app/optima-kassa/id6738690244)

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

**In-app purchases:** none


## Frequently asked questions

### Is FinBook App free?

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

### Is Optima Kassa free?

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

### Do FinBook App or Optima Kassa have ads?

Neither FinBook App nor Optima Kassa shows ads.

### Which is updated more often, FinBook App or Optima Kassa?

FinBook App ships an update every 3 weeks, and Optima Kassa every 10 months. Most recently, FinBook App was updated on September 30, 2026 and Optima Kassa on September 24, 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.*