# SM Sender App vs YOSS

The clearest difference is rating: YOSS at 5.0 against SM Sender App's 2.5. SM Sender App's advantage is ratings volume (12 vs 1). 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.

YOSS holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: SM Sender App has 12 ratings behind it against 1, so its average is the more settled of the two.

SM Sender App ships an update every 3 months, YOSS every 2 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SM Sender App | YOSS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (12 ratings)](https://appshunter.io/ios/app/sm-sender-app/id1589982458/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yoss/id6746816058/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 26 MB | 47 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PowerSchool Group LLC](https://appshunter.io/developer/1057394489) | [YOSS, Inc.](https://appshunter.io/developer/1818637351) |

## What reviewers say

### SM Sender App

[App page](https://appshunter.io/ios/app/sm-sender-app/id1589982458)

This app enables school and district administrators to quickly create and send messages to targeted notification lists. It requires a SchoolMessenger Communicate service subscription and internet access.

**Highlights:** Create and send messages, Targeted notification lists, Account enablement required, WIFI or data plan needed, SchoolMessenger Communicate integration

**Features:** Vision Pro support

**In-app purchases:** none


### YOSS

[App page](https://appshunter.io/ios/app/yoss/id6746816058)

This app serves as a mobile extension for a cloud-based HR, Finance, and Payroll system specifically for K-12 school districts. It enables teams to maintain connectivity and compliance with school district operations on the go.

**Highlights:** HR, Finance, and Payroll management, Cloud-based solution, K-12 school district focus, Stay connected and compliant, Anytime, anywhere access

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

**In-app purchases:** none


## Frequently asked questions

### Is SM Sender App free?

SM Sender App is free to download, with no in-app purchases.

### Is YOSS free?

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

### Which has better reviews, SM Sender App or YOSS?

YOSS is rated higher. SM Sender App averages 2.5 out of 5 from 12 ratings, while YOSS averages 5.0 from 1 ratings.

### Do SM Sender App or YOSS have ads?

Neither SM Sender App nor YOSS shows ads.

### Which is updated more often, SM Sender App or YOSS?

SM Sender App ships an update every 3 months, and YOSS every 2 months. Most recently, SM Sender App was updated on November 4, 2026 and YOSS on October 30, 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.*