# Calcolo Iva vs RE

The clearest difference is update cadence: Calcolo Iva at every 2 weeks against RE's every 9 months. RE's advantage is iOS requirement (15.5 vs 17.0). 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.

Calcolo Iva ships an update every 2 weeks, RE every 9 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Calcolo Iva | RE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 9 months |
| Size | 2 MB | 112 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Studio 09 di Stefano Grieco & C. S.N.C.](https://appshunter.io/developer/502867478) | [ETECNIC MOVILIDAD ELECTRICA](https://appshunter.io/developer/1414150548) |

## What reviewers say

### Calcolo Iva

[App page](https://appshunter.io/ios/app/calcolo-iva/id598632127)

**Features:** macOS Compatibility

**In-app purchases:** none


### RE

[App page](https://appshunter.io/ios/app/re-charging/id6470435364)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calcolo Iva free?

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

### Is RE free?

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

### Do Calcolo Iva or RE have ads?

Neither Calcolo Iva nor RE shows ads.

### Which is updated more often, Calcolo Iva or RE?

Calcolo Iva ships an update every 2 weeks, and RE every 9 months. Most recently, Calcolo Iva was updated on October 26, 2026 and RE on October 27, 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.*