# TPCA vs Curva Studio

The clearest difference is update cadence: Curva Studio at every 6 weeks against TPCA's every 32 months. TPCA's advantage is iOS requirement (11.0 vs 15.6). 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.

TPCA ships an update every 32 months, Curva Studio every 6 weeks. The most recent releases landed on September 14, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | TPCA | Curva Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 6 weeks** |
| Size | 40 MB | 69 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INSTITUTO NACIONAL DE SALUD](https://appshunter.io/developer/1547655363) | [WIENKE CORP S.A.C.](https://appshunter.io/developer/1814373611) |

## What reviewers say

### TPCA

[App page](https://appshunter.io/ios/app/tpca/id1433993050)

**Features:** macOS Compatibility

**In-app purchases:** none


### Curva Studio

[App page](https://appshunter.io/ios/app/curva-studio/id6745894577)

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

**In-app purchases:** none


## Frequently asked questions

### Is TPCA free?

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

### Is Curva Studio free?

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

### Do TPCA or Curva Studio have ads?

Neither TPCA nor Curva Studio shows ads.

### Which is updated more often, TPCA or Curva Studio?

TPCA ships an update every 32 months, and Curva Studio every 6 weeks. Most recently, TPCA was updated on September 14, 2026 and Curva Studio on September 20, 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.*