# Houston Insider vs Three One Three

Houston Insider and Three One Three are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Houston Insider ships an update every 6 months, Three One Three every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Houston Insider | Three One Three |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/houston-insider/id1457033756/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 87 MB | 28 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TravPRO Mobile, LLC](https://appshunter.io/developer/967184283) | [Three One Three](https://appshunter.io/developer/1530234112) |

## What reviewers say

### Houston Insider

[App page](https://appshunter.io/ios/app/houston-insider/id1457033756)

This app serves as an educational and promotional tool for hospitality professionals in Houston. It provides tourism intelligence, creative assets, and tips to enhance visitor experiences. Content is regularly updated and syncs seamlessly between web and mobile platforms.

**Highlights:** Tourism intelligence, Creative assets, Visitor experience tips, Regular content updates, Web and app integration, Hospitality professional training

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

**In-app purchases:** none


### Three One Three

[App page](https://appshunter.io/ios/app/three-one-three/id1564462970)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Houston Insider free?

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

### Is Three One Three free?

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

### Do Houston Insider or Three One Three have ads?

Neither Houston Insider nor Three One Three shows ads.

### Which is updated more often, Houston Insider or Three One Three?

Houston Insider ships an update every 6 months, and Three One Three every 3 months. Most recently, Houston Insider was updated on October 25, 2026 and Three One Three on October 25, 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.*