# Ámbito Dólar vs Blau

The clearest difference is monetization model: Ámbito Dólar at free against Blau's free with in-app purchases. Ámbito Dólar also leads on ratings volume (252 vs 3). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Ámbito Dólar sells 4 one-off in-app purchases and Blau sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Ámbito Dólar against 5.0 for Blau. That said, the two scores are not equally well evidenced: Ámbito Dólar has 252 ratings behind it against 3, so its average is the more settled of the two.

Ámbito Dólar ships an update every 3 weeks, Blau monthly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Ámbito Dólar | Blau |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (252 ratings)](https://appshunter.io/ios/app/ambito-dolar/id1485120819/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/blau-dollar-blue/id6449096046/reviews)** |
| Number of ratings | **252** | 3 |
| Positive reviews | 91.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 64 MB | 13 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ariel Falduto](https://appshunter.io/developer/1485120818) | [David Walter](https://appshunter.io/developer/573155251) |

## What reviewers say

### Ámbito Dólar

[App page](https://appshunter.io/ios/app/ambito-dolar/id1485120819)

Track real-time exchange rates for major currencies in Argentina, including various dollar and euro types. Set custom alerts, view historical charts, and use an integrated converter. Widgets provide quick access to essential information.

**Highlights:** Real-time exchange rate tracking, Customizable alerts, Interactive historical charts, Integrated currency converter, Configurable home screen widgets

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donación | $0.99 | one-time |
| Donación mediana | $2.99 | one-time |
| Donación grande | $4.99 | one-time |
| Donación enorme | $9.99 | one-time |


### 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 |


## Frequently asked questions

### Is Ámbito Dólar free?

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

### Is Blau free?

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

### Which has better reviews, Ámbito Dólar or Blau?

Blau is rated higher. Ámbito Dólar averages 4.9 out of 5 from 252 ratings, while Blau averages 5.0 from 3 ratings.

### Do Ámbito Dólar or Blau have ads?

Neither Ámbito Dólar nor Blau shows ads.

### Which is updated more often, Ámbito Dólar or Blau?

Ámbito Dólar ships an update every 3 weeks, and Blau monthly. Most recently, Ámbito Dólar was updated on October 26, 2026 and Blau on October 30, 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.*