# ABFX vs Optim System app

The clearest difference is iOS requirement: Optim System app at 15.1 against ABFX's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ABFX ships an update weekly, Optim System app every 9 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ABFX | Optim System app |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free | — |
| Size | 131 MB | 44 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [A&B General (UK) Ltd](https://appshunter.io/developer/1352795705) | [Optim Systems, Ltd.](https://appshunter.io/developer/1713704866) |

## What reviewers say

### ABFX

[App page](https://appshunter.io/ios/app/abfx/id1352795706)

This app simplifies opening bank accounts abroad for Thai citizens in the UK and EU. It helps overcome language barriers and complex documentation, offering secure accounts managed via mobile or computer.

**Highlights:** Open bank accounts abroad, Overcome language barriers, Manage accounts via mobile/computer, Supported in GBP and EUR, Mastercard partner agreement protection, Online account management 24/7

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

**In-app purchases:** none


### Optim System app

[App page](https://appshunter.io/ios/app/optim-system-app-weopsy/id6470450913)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ABFX free?

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

### Is Optim System app free?

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

### Do ABFX or Optim System app have ads?

Neither ABFX nor Optim System app shows ads.

### Which is updated more often, ABFX or Optim System app?

ABFX ships an update weekly, and Optim System app every 9 days. Most recently, ABFX was updated on October 9, 2026 and Optim System app on October 4, 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.*