# SEI Conferences vs NSPE

The clearest difference is update cadence: SEI Conferences at every 3 weeks against NSPE's every 3 months. SEI Conferences also leads on iOS requirement (11.0 vs 15.5). 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.

SEI Conferences ships an update every 3 weeks, NSPE every 3 months. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SEI Conferences | NSPE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nspe/id6748648326/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 38 MB | 87 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [American Society of Civil Engineers](https://appshunter.io/developer/494066578) | [National Society of Professional Engineers](https://appshunter.io/developer/1361119901) |

## What reviewers say

### SEI Conferences

[App page](https://appshunter.io/ios/app/sei-conferences/id1609985578)

**Features:** macOS Compatibility

**In-app purchases:** none


### NSPE

[App page](https://appshunter.io/ios/app/nspe/id6748648326)

Access conference schedules, presentations, and speaker details. Take notes directly on slides, posters, and exhibitor information. Connect with attendees and colleagues through in-app messaging, tweeting, and emailing.

**Highlights:** View conference schedule, Access presentations and speaker details, Take notes on slides, Draw directly on presentation slides, In-app messaging, Share information via tweeting and emailing

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

**In-app purchases:** none


## Frequently asked questions

### Is SEI Conferences free?

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

### Is NSPE free?

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

### Do SEI Conferences or NSPE have ads?

Neither SEI Conferences nor NSPE shows ads.

### Which is updated more often, SEI Conferences or NSPE?

SEI Conferences ships an update every 3 weeks, and NSPE every 3 months. Most recently, SEI Conferences was updated on October 1, 2026 and NSPE on October 9, 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.*