# OptimalHR vs SMIA

The clearest difference is update cadence: SMIA at weekly against OptimalHR's every 3 weeks. OptimalHR's advantage is iOS requirement (12.4 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.

OptimalHR ships an update every 3 weeks, SMIA weekly. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | OptimalHR | SMIA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 44 MB | 78 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DIGITAL CONTENTS CREATOR CO., LTD.](https://appshunter.io/developer/1524412827) | [VATTANAC BREWERY CO., LTD](https://appshunter.io/developer/1705204389) |

## What reviewers say

### OptimalHR

[App page](https://appshunter.io/ios/app/optimalhr/id1658929462)

**In-app purchases:** none


### SMIA

[App page](https://appshunter.io/ios/app/smia/id6462029940)

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

**In-app purchases:** none


## Frequently asked questions

### Is OptimalHR free?

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

### Is SMIA free?

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

### Do OptimalHR or SMIA have ads?

Neither OptimalHR nor SMIA shows ads.

### Which is updated more often, OptimalHR or SMIA?

OptimalHR ships an update every 3 weeks, and SMIA weekly. Most recently, OptimalHR was updated on September 11, 2026 and SMIA on September 18, 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.*