# Geoid Calculator vs BluTech

The clearest difference is iOS requirement: BluTech at 13.0 against Geoid Calculator's 18.5. 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.

## The numbers

| Metric | Geoid Calculator | BluTech |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 450 MB | 46 MB |
| Requires iOS | 18.5 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Manson](https://appshunter.io/developer/1774540729) | [PayRange Inc.](https://appshunter.io/developer/845555235) |

## What reviewers say

### Geoid Calculator

[App page](https://appshunter.io/ios/app/geoid-calculator/id6754636784)

**Features:** macOS Compatibility

**In-app purchases:** none


### BluTech

[App page](https://appshunter.io/ios/app/blutech/id6758370966)

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

**In-app purchases:** none


## Frequently asked questions

### Is Geoid Calculator free?

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

### Is BluTech free?

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

### Do Geoid Calculator or BluTech have ads?

Neither Geoid Calculator nor BluTech shows ads.

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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.*