# HA vs CritiCalc

The clearest difference is update cadence: CritiCalc at every 2 weeks against HA's every 4 months. CritiCalc also leads on device support (4 vs 2). HA's advantage is iOS requirement (13.0 vs 15.6). 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.

HA ships an update every 4 months, CritiCalc every 2 weeks. The most recent releases landed on August 25, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | HA | CritiCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/ha-smart/id1124039918/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 53 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [KOOMA INTERNATIONAL TRADING, LLC](https://appshunter.io/developer/1784840025) | [Jason Richmond](https://appshunter.io/developer/1659125082) |

## What reviewers say

### HA

[App page](https://appshunter.io/ios/app/ha-smart/id1124039918)

This app allows users to remotely control their hearing instruments. Adjust sound settings, switch programs, and monitor battery and connection status. It also includes guides for usage and connection.

**Highlights:** Remote hearing instrument control, Sound adjustment, Program switching, Battery status monitoring, Connection status monitoring, Usage and connection guides

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

**In-app purchases:** none


### CritiCalc

[App page](https://appshunter.io/ios/app/criticalc/id1659125080)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HA free?

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

### Is CritiCalc free?

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

### Do HA or CritiCalc have ads?

Neither HA nor CritiCalc shows ads.

### Which is updated more often, HA or CritiCalc?

HA ships an update every 4 months, and CritiCalc every 2 weeks. Most recently, HA was updated on August 25, 2026 and CritiCalc on September 13, 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.*