# Antenna Tools vs Crowd Syncer

The clearest difference is in-app purchases: Crowd Syncer at none against Antenna Tools's 1. Crowd Syncer also leads on ads (none vs shown). Antenna Tools's advantage is iOS requirement (13.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Antenna Tools sells 1 one-off in-app purchase. Crowd Syncer asks for nothing beyond the download.

Antenna Tools ships an update every 4 months, Crowd Syncer every 6 months. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Antenna Tools | Crowd Syncer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/antenna-tools/id6759701783/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 58 MB | 20 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) | [Amir Moradabadi](https://appshunter.io/developer/1879315565) |

## What reviewers say

### Antenna Tools

[App page](https://appshunter.io/ios/app/antenna-tools/id6759701783)

This utility app assists engineers, technicians, students, and radio enthusiasts with essential antenna and RF calculations. It simplifies complex formulas into easy-to-use calculators for designing, installing, or tuning antennas, providing fast and accurate results for field and lab use.

**Highlights:** Calculate antenna dimensions by frequency, Convert frequency to wavelength, Radio system setup tools, Quick technical calculations, Reliable field performance

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


### Crowd Syncer

[App page](https://appshunter.io/ios/app/crowd-syncer/id6761078508)

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

**In-app purchases:** none


## Frequently asked questions

### Is Antenna Tools free?

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

### Is Crowd Syncer free?

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

### Do Antenna Tools or Crowd Syncer have ads?

Antenna Tools shows ads; Crowd Syncer does not.

### Which is updated more often, Antenna Tools or Crowd Syncer?

Antenna Tools ships an update every 4 months, and Crowd Syncer every 6 months. Most recently, Antenna Tools was updated on October 16, 2026 and Crowd Syncer on October 5, 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.*