# AIA AlignPro vs HexCalculator

The clearest difference is in-app purchases: AIA AlignPro at none against HexCalculator's 2. AIA AlignPro also leads on update cadence (every 10 days vs every 4 months) and iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. HexCalculator sells 2 one-off in-app purchases. AIA AlignPro asks for nothing beyond the download.

AIA AlignPro ships an update every 10 days, HexCalculator every 4 months. The most recent releases landed on September 7, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | AIA AlignPro | HexCalculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 months |
| Size | 42 MB | 16 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [CoNova Medical Technology Limited](https://appshunter.io/developer/1550902922) | [Marc Gomez Asensio](https://appshunter.io/developer/1709786724) |

## What reviewers say

### AIA AlignPro

[App page](https://appshunter.io/ios/app/aia-alignpro/id6443441611)

**Features:** macOS Compatibility

**In-app purchases:** none


### HexCalculator

[App page](https://appshunter.io/ios/app/hexcalculator/id6468353847)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Royalty Features | Free | one-time |
| Unlock All Features | $0.99 | one-time |


## Frequently asked questions

### Is AIA AlignPro free?

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

### Is HexCalculator free?

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

### Do AIA AlignPro or HexCalculator have ads?

Neither AIA AlignPro nor HexCalculator shows ads.

### Which is updated more often, AIA AlignPro or HexCalculator?

AIA AlignPro ships an update every 10 days, and HexCalculator every 4 months. Most recently, AIA AlignPro was updated on September 7, 2026 and HexCalculator on September 12, 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.*