# PTH Calculator vs Intercambios Vitaflo

The clearest difference is update cadence: Intercambios Vitaflo at every 13 months against PTH Calculator's every 37 months. PTH Calculator's advantage is device support (4 vs 2) and iOS requirement (11.0 vs 13.0). On price, 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.

PTH Calculator ships an update every 37 months, Intercambios Vitaflo every 13 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PTH Calculator | Intercambios Vitaflo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 13 months** |
| Size | 25 MB | 14 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AVANTO CREATIVE APPS S.L.](https://appshunter.io/developer/1080379340) | [Nestlé](https://appshunter.io/developer/451455699) |

## What reviewers say

### PTH Calculator

[App page](https://appshunter.io/ios/app/pth-calculator/id1137356636)

**In-app purchases:** none


### Intercambios Vitaflo

[App page](https://appshunter.io/ios/app/intercambios-vitaflo/id1483755390)

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

**In-app purchases:** none


## Frequently asked questions

### Is PTH Calculator free?

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

### Is Intercambios Vitaflo free?

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

### Do PTH Calculator or Intercambios Vitaflo have ads?

Neither PTH Calculator nor Intercambios Vitaflo shows ads.

### Which is updated more often, PTH Calculator or Intercambios Vitaflo?

PTH Calculator ships an update every 37 months, and Intercambios Vitaflo every 13 months. Most recently, PTH Calculator was updated on November 11, 2026 and Intercambios Vitaflo on November 3, 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.*