# OnSolve vs Delta Sigma Pi Nu

The clearest difference is iOS requirement: OnSolve at 12.4 against Delta Sigma Pi Nu's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | OnSolve | Delta Sigma Pi Nu |
| --- | --- | --- |
| 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 | — |
| Monetization | Free | — |
| Size | 71 MB | 9 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OnSolve](https://appshunter.io/developer/1279335965) | [Jacob Tartabini](https://appshunter.io/developer/6801244790) |

## 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


### Delta Sigma Pi Nu

[App page](https://appshunter.io/ios/app/delta-sigma-pi-nu/id6801244788)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnSolve free?

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

### Is Delta Sigma Pi Nu free?

Delta Sigma Pi Nu is free to download, with no in-app purchases.

### Do OnSolve or Delta Sigma Pi Nu have ads?

Neither OnSolve nor Delta Sigma Pi Nu shows ads.

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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.*