# Modulus App vs Sounder App

The clearest difference is rating: Modulus App at 5.0 against Sounder App's 2.1. Modulus App also leads on iOS requirement (8.0 vs 13.0). Sounder App's advantage is ratings volume (7 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.

Modulus App holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Sounder App has 7 ratings behind it against 1, so its average is the more settled of the two.

Modulus App ships an update every 2 months, Sounder App every 3 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Modulus App | Sounder App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/modulus-app/id1068213373/reviews)** | [2.1 (7 ratings)](https://appshunter.io/ios/app/sounder-app/id6466114293/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 35 MB | 72 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Progress Software Corporation](https://appshunter.io/developer/530958679) | [Jack Richard](https://appshunter.io/developer/1678130460) |

## What reviewers say

### Modulus App

[App page](https://appshunter.io/ios/app/modulus-app/id1068213373)

Manage projects and databases, monitor key metrics, and receive alerts for application issues. Access your Modulus assets easily after logging in.

**Highlights:** Project management, Database management, Metric monitoring, Push notifications for application issues, Asset management

**In-app purchases:** none


### Sounder App

[App page](https://appshunter.io/ios/app/sounder-app/id6466114293)

This comprehensive herd management solution helps show pig producers streamline daily routines, optimize breeding decisions, and enhance efficiency. It provides reminders for breeding cycles, customizable reports, sales performance tracking, and team collaboration features.

**Highlights:** Breeding cycle reminders and alerts, Customizable herd reports, Sales performance and ROI tracking, Operation-wide account sharing, Historical data archiving

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Modulus App free?

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

### Is Sounder App free?

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

### Which has better reviews, Modulus App or Sounder App?

Modulus App is rated higher. Modulus App averages 5.0 out of 5 from 1 ratings, while Sounder App averages 2.1 from 7 ratings.

### Do Modulus App or Sounder App have ads?

Neither Modulus App nor Sounder App shows ads.

### Which is updated more often, Modulus App or Sounder App?

Modulus App ships an update every 2 months, and Sounder App every 3 months. Most recently, Modulus App was updated on October 20, 2026 and Sounder App 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.*