# Regla de tres vs iResident

The clearest difference is ads: iResident at none against Regla de tres's shown. iResident also leads on update cadence (every 5 days vs every 19 months) and iOS requirement (12.0 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, iResident every 5 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Regla de tres | iResident |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 5 days** |
| Size | 24 MB | 49 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edwin Mejia](https://appshunter.io/developer/1620400021) | [Hang Ping Li](https://appshunter.io/developer/1705386131) |

## What reviewers say

### Regla de tres

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

**Features:** macOS Compatibility

**In-app purchases:** none


### iResident

[App page](https://appshunter.io/ios/app/iresident/id6742148555)

**Features:** macOS Compatibility

**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 iResident free?

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

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

Regla de tres shows ads; iResident does not.

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

Regla de tres ships an update every 19 months, and iResident every 5 days. Most recently, Regla de tres was updated on November 3, 2026 and iResident 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.*