# Hi VALUE vs AC Calculator

The clearest difference is in-app purchases: Hi VALUE at none against AC Calculator's 2. Hi VALUE also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (13.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. AC Calculator sells 2 one-off in-app purchases. Hi VALUE asks for nothing beyond the download.

Hi VALUE ships an update every 3 weeks, AC Calculator every 4 months. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Hi VALUE | AC Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (20 ratings)](https://appshunter.io/ios/app/ac-calculator-hvac-sizing/id1537174761/reviews)** |
| Number of ratings | — | **20** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 119 MB | 9 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [浙江飞越机电有限公司](https://appshunter.io/developer/1528117616) | [Melchisedec Martinez Rodriguez](https://appshunter.io/developer/1534398511) |

## What reviewers say

### Hi VALUE

[App page](https://appshunter.io/ios/app/hi-value/id1528117614)

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

**In-app purchases:** none


### AC Calculator

[App page](https://appshunter.io/ios/app/ac-calculator-hvac-sizing/id1537174761)

This utility app simplifies HVAC sizing by calculating BTU/h capacity and recommending equipment. It offers unit conversions, price estimates, and energy consumption comparisons. Advanced features can be unlocked via in-app purchases.

**Highlights:** Calculate BTU/h capacity, Recommend equipment types, Convert BTU, kW, Kcal, Tons, Check price estimates, Compare inverter vs. conventional

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock View details | $4.99 | one-time |
| Unlock Advanced mode | $9.99 | one-time |


## Frequently asked questions

### Is Hi VALUE free?

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

### Is AC Calculator free?

AC Calculator is free to download, with in-app purchases available.

### Do Hi VALUE or AC Calculator have ads?

Neither Hi VALUE nor AC Calculator shows ads.

### Which is updated more often, Hi VALUE or AC Calculator?

Hi VALUE ships an update every 3 weeks, and AC Calculator every 4 months. Most recently, Hi VALUE was updated on October 27, 2026 and AC Calculator on October 29, 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.*