# OnSolve vs 5 Houston Center

The clearest difference is iOS requirement: OnSolve at 12.4 against 5 Houston Center's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

OnSolve ships an update monthly, 5 Houston Center every 3 weeks. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OnSolve | 5 Houston Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (32 ratings)](https://appshunter.io/ios/app/onsolve/id1487868963/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 71 MB | 169 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OnSolve](https://appshunter.io/developer/1279335965) | [5 Houston Center Owner LP](https://appshunter.io/developer/1807260137) |

## What reviewers say

### OnSolve

[App page](https://appshunter.io/ios/app/onsolve/id1487868963)

This app delivers critical communications directly to your mobile device. It's designed for organizations to send urgent updates and routine business information to employees, partners, and customers. Stay informed about important events that could impact operations, assets, and safety.

**Highlights:** Critical communication delivery, Push notifications for updates, Supports employees, partners, customers, Urgent and routine message delivery, Real-time event alerts

**Features:** Vision Pro support

**In-app purchases:** none


### 5 Houston Center

[App page](https://appshunter.io/ios/app/5-houston-center/id6744354577)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OnSolve free?

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

### Is 5 Houston Center free?

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

### Do OnSolve or 5 Houston Center have ads?

Neither OnSolve nor 5 Houston Center shows ads.

### Which is updated more often, OnSolve or 5 Houston Center?

OnSolve ships an update monthly, and 5 Houston Center every 3 weeks. Most recently, OnSolve was updated on October 6, 2026 and 5 Houston Center on October 4, 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.*