# RCA Signal Finder vs ShareBuilder

The clearest difference is rating: ShareBuilder at 3.0 against RCA Signal Finder's 2.1. ShareBuilder also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (13.4 vs 15.6). RCA Signal Finder's advantage is ratings volume (660 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ShareBuilder holds the better App Store score, 3.0 against 2.1. That said, the two scores are not equally well evidenced: RCA Signal Finder has 660 ratings behind it against 2, so its average is the more settled of the two.

RCA Signal Finder ships an update every 5 months, ShareBuilder every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | RCA Signal Finder | ShareBuilder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (660 ratings)](https://appshunter.io/ios/app/rca-signal-finder/id1408558807/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sharebuilder/id1671572124/reviews)** |
| Number of ratings | **660** | 2 |
| Positive reviews | 16.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 16 MB | 15 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Voxx international Corp](https://appshunter.io/developer/590474280) | [ShareBuilders, Inc.](https://appshunter.io/developer/1414928745) |

## What reviewers say

### RCA Signal Finder

[App page](https://appshunter.io/ios/app/rca-signal-finder/id1408558807)

Locate broadcast towers for optimal antenna aiming. Enter your address or use your current location to find stations and receive free HD TV.

**Highlights:** Find broadcast tower direction, Use current location or enter address, Select desired TV stations, Map view of tower locations, Enables free HD TV reception

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 📡 Helps align antenna
- 🗺️ Provides tower locations

**What reviewers complain about**

- 🐛 App crashes/freezes
- 🔌 Database unavailable
- 🗺️ Missing some local stations

**Reported bugs**

- App crashes when entering address
- Current location feature not working
- Inconsistent performance over time

**Requested features**

- Display channel numbers instead of call signs
- Provide signal strength information
- Support for non-US locations


### ShareBuilder

[App page](https://appshunter.io/ios/app/sharebuilder/id1671572124)

This platform empowers media sales teams with tools to organize sales data, identify trends, and close deals faster. It offers intelligence for revenue forecasting, inventory analysis, and pricing, all accessible via a user-friendly, cloud-based interface.

**Highlights:** Organized sales data access, Trend identification and progress tracking, Revenue forecasting intelligence, Inventory analysis and pricing, Streamlined workflow, Cloud-based data insights

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RCA Signal Finder free?

RCA Signal Finder is free to download, with no in-app purchases.

### Is ShareBuilder free?

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

### Which has better reviews, RCA Signal Finder or ShareBuilder?

ShareBuilder is rated higher. RCA Signal Finder averages 2.1 out of 5 from 660 ratings, while ShareBuilder averages 3.0 from 2 ratings.

### Do RCA Signal Finder or ShareBuilder have ads?

Neither RCA Signal Finder nor ShareBuilder shows ads.

### Which is updated more often, RCA Signal Finder or ShareBuilder?

RCA Signal Finder ships an update every 5 months, and ShareBuilder every 2 months. Most recently, RCA Signal Finder was updated on October 24, 2026 and ShareBuilder on October 24, 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.*