# CalcuStyle vs Aimtenna

The clearest difference is in-app purchases: Aimtenna at none against CalcuStyle's 1. Aimtenna also leads on ads (none vs shown) and update cadence (monthly vs every 6 months). CalcuStyle's advantage is iOS requirement (18.4 vs 26.0). On price and device support there is nothing between them.

Both are free to download. CalcuStyle sells 1 one-off in-app purchase. Aimtenna asks for nothing beyond the download.

CalcuStyle ships an update every 6 months, Aimtenna monthly. Both last shipped on October 30, 2026.

## The numbers

| Metric | CalcuStyle | Aimtenna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aimtenna/id6756905491/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | — | Free |
| Size | 55 MB | 1 MB |
| Requires iOS | **18.4** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [Josh Fenton](https://appshunter.io/developer/1827814018) |

## What reviewers say

### CalcuStyle

[App page](https://appshunter.io/ios/app/calcustyle-custom-calculator/id6753620122)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $1.99 | one-time |


### Aimtenna

[App page](https://appshunter.io/ios/app/aimtenna/id6756905491)

This tool helps you position your over-the-air TV antenna for the best signal. It's designed for ease of use, with no advertisements or data collection.

**Highlights:** Optimizes TV antenna aiming, Locates broadcast towers, Easy to use interface, No advertisements, No user data collection

**In-app purchases:** none


## Frequently asked questions

### Is CalcuStyle free?

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

### Is Aimtenna free?

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

### Do CalcuStyle or Aimtenna have ads?

CalcuStyle shows ads; Aimtenna does not.

### Which is updated more often, CalcuStyle or Aimtenna?

CalcuStyle ships an update every 6 months, and Aimtenna monthly. Most recently, CalcuStyle was updated on October 30, 2026 and Aimtenna on October 30, 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.*