# Purpan Network vs ISARA Alumni

The clearest difference is update cadence: Purpan Network at every 3 weeks against ISARA Alumni's every 43 months. 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.

Purpan Network ships an update every 3 weeks, ISARA Alumni every 43 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Purpan Network | ISARA Alumni |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 43 months |
| Size | 6 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Purpan alumni](https://appshunter.io/developer/1583951374) | [ASSOCIATION DES INGENIEURS ISARA-LYON](https://appshunter.io/developer/1659819291) |

## What reviewers say

### Purpan Network

[App page](https://appshunter.io/ios/app/purpan-network/id1583951372)

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

**In-app purchases:** none


### ISARA Alumni

[App page](https://appshunter.io/ios/app/isara-alumni/id1659819289)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Purpan Network free?

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

### Is ISARA Alumni free?

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

### Do Purpan Network or ISARA Alumni have ads?

Neither Purpan Network nor ISARA Alumni shows ads.

### Which is updated more often, Purpan Network or ISARA Alumni?

Purpan Network ships an update every 3 weeks, and ISARA Alumni every 43 months. Most recently, Purpan Network was updated on November 3, 2026 and ISARA Alumni on November 3, 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.*