# Blau vs Dollar+ ARS USD Converter

The clearest difference is price: Blau at Free against Dollar+ ARS USD Converter's $0.99. Dollar+ ARS USD Converter's advantage is in-app purchases (none vs 1) and update cadence (every 6 days vs monthly). On ads, device support and iOS requirement there is nothing between them.

Blau is free to download; Dollar+ ARS USD Converter costs $0.99 up front. Blau sells 1 one-off in-app purchase. Dollar+ ARS USD Converter asks for nothing beyond the download.

Blau ships an update monthly, Dollar+ ARS USD Converter every 6 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Blau | Dollar+ ARS USD Converter |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/blau-dollar-blue/id6449096046/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 9 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [David Walter](https://appshunter.io/developer/573155251) | [Matias Fernandez](https://appshunter.io/developer/1679451418) |

## What reviewers say

### Blau

[App page](https://appshunter.io/ios/app/blau-dollar-blue/id6449096046)

Track the real-time exchange rates for Argentina's Official Dollar and Blue Dollar. Compare rates with and without taxes, and see how they stack up against other global currencies.

**Highlights:** Real-time Official Dollar rates, Real-time Blue Dollar rates, Compare rates with and without taxes, Compare with other currencies, Argentina-focused finance tool

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |


### Dollar+ ARS USD Converter

[App page](https://appshunter.io/ios/app/dollar-plus-ars-usd-converter/id6473115030)

**In-app purchases:** none


## Frequently asked questions

### Is Blau free?

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

### Is Dollar+ ARS USD Converter free?

Dollar+ ARS USD Converter costs $0.99, with no in-app purchases.

### Do Blau or Dollar+ ARS USD Converter have ads?

Neither Blau nor Dollar+ ARS USD Converter shows ads.

### Which is updated more often, Blau or Dollar+ ARS USD Converter?

Blau ships an update monthly, and Dollar+ ARS USD Converter every 6 days. Most recently, Blau was updated on November 3, 2026 and Dollar+ ARS USD Converter on November 8, 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.*