# Regla de tres vs Preciøus

The clearest difference is ads: Preciøus at none against Regla de tres's shown. Preciøus also leads on update cadence (monthly vs every 19 months) and iOS requirement (13.4 vs 15.6). On price, 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.

Regla de tres ships an update every 19 months, Preciøus monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Regla de tres | Preciøus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Monthly** |
| Size | 24 MB | 22 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Edwin Mejia](https://appshunter.io/developer/1620400021) | [Precious Gkmit](https://appshunter.io/developer/1724738820) |

## What reviewers say

### Regla de tres

[App page](https://appshunter.io/ios/app/regla-de-tres/id6443945192)

**Features:** macOS Compatibility

**In-app purchases:** none


### Preciøus

[App page](https://appshunter.io/ios/app/precius/id6475678701)

**In-app purchases:** none


## Frequently asked questions

### Is Regla de tres free?

Regla de tres is free to download, with no in-app purchases.

### Is Preciøus free?

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

### Do Regla de tres or Preciøus have ads?

Regla de tres shows ads; Preciøus does not.

### Which is updated more often, Regla de tres or Preciøus?

Regla de tres ships an update every 19 months, and Preciøus monthly. Most recently, Regla de tres was updated on November 3, 2026 and Preciøus on November 4, 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.*