# MODiscovery vs P.E.O. App

The clearest difference is rating: P.E.O. App at 4.4 against MODiscovery's 3.7. P.E.O. App also leads on update cadence (every 6 weeks vs every 7 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

P.E.O. App holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

MODiscovery ships an update every 7 months, P.E.O. App every 6 weeks. The most recent releases landed on September 16, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | MODiscovery | P.E.O. App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/modiscovery/id6736920902/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/peo-app/id6749552588/reviews)** |
| Number of ratings | 3 | **7** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 43 MB | 95 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Equinox Open Library Initiative, Inc.](https://appshunter.io/developer/1688468859) | [The International Chapter of the P.E.O. Sisterhood](https://appshunter.io/developer/1476312802) |

## What reviewers say

### MODiscovery

[App page](https://appshunter.io/ios/app/modiscovery/id6736920902)

Search a shared library catalog to find books, place holds, and renew loans. Access ebooks and eaudio from participating Missouri Evergreen member libraries. A library card from a member library is required to use the service.

**Highlights:** Search library catalog, Place holds on books, Renew loans, Access ebooks, Access eaudio

**Features:** macOS Compatibility

**In-app purchases:** none


### P.E.O. App

[App page](https://appshunter.io/ios/app/peo-app/id6749552588)

Connect with your chapter sisters, manage event RSVPs, and discover chapter groups. This app facilitates direct messaging between members to foster engagement and community within your organization.

**Highlights:** Chapter meeting tracking, Event RSVP functionality, Chapter group discovery, Direct member messaging, Event location details

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

**In-app purchases:** none


## Frequently asked questions

### Is MODiscovery free?

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

### Is P.E.O. App free?

P.E.O. App is free to download, with no in-app purchases.

### Which has better reviews, MODiscovery or P.E.O. App?

P.E.O. App is rated higher. MODiscovery averages 3.7 out of 5 from 3 ratings, while P.E.O. App averages 4.4 from 7 ratings.

### Do MODiscovery or P.E.O. App have ads?

Neither MODiscovery nor P.E.O. App shows ads.

### Which is updated more often, MODiscovery or P.E.O. App?

MODiscovery ships an update every 7 months, and P.E.O. App every 6 weeks. Most recently, MODiscovery was updated on September 16, 2026 and P.E.O. App on August 26, 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.*