# IBS 2026 vs Cornerstone

The clearest difference is ratings volume: IBS 2026 at 1.3K against Cornerstone's 1. Cornerstone's advantage is rating (5.0 vs 4.7) and iOS requirement (15.0 vs 17.0). 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.

Cornerstone holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: IBS 2026 has 1.3K ratings behind it against 1, so its average is the more settled of the two.

IBS 2026 ships an update every 12 months, Cornerstone every 14 months. Both last shipped on October 16, 2026.

## The numbers

| Metric | IBS 2026 | Cornerstone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.3K ratings)](https://appshunter.io/ios/app/ibs-2026/id1446351348/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cornerstone-bb-events/id6473549254/reviews)** |
| Number of ratings | **1.3K** | 1 |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 14 months |
| Monetization | Free | Free |
| Size | 116 MB | 5 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [National Association of Home Builders](https://appshunter.io/developer/1225615011) | [Cornerstone Building Brands, Inc.](https://appshunter.io/developer/1719164774) |

## What reviewers say

### IBS 2026

[App page](https://appshunter.io/ios/app/ibs-2026/id1446351348)

Plan your visit to the NAHB International Builders’ Show (IBS) with the official mobile app. Access exhibitor lists, maps, show highlights, education schedules, and event details to make the most of your time at the show.

**Highlights:** Exhibitor list, Maps, Show Highlights, Education schedules, Event details, Favorites

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient app for the event
- 🚀 Easy to navigate between meetings
- 💡 Helpful for finding exhibitors

**What reviewers complain about**

- 🐛 Buggy and unstable on various devices
- 🤔 Weak search functionality
- 🤨 Confusing map and navigation
- 🔒 Login and account issues

**Reported bugs**

- Crashes and screen jumping on tablets
- Unable to log in or access account information

**Requested features**

- Integrate favorites/saved exhibitors into the map
- Provide more detailed floor plans and exhibitor information
- Improve search capabilities to easily find specific exhibitors


### Cornerstone

[App page](https://appshunter.io/ios/app/cornerstone-bb-events/id6473549254)

Manage conference and event details, including registration, agendas, and session information. Connect with content, other attendees, and sponsors. Access event information before, during, and after events for a seamless experience.

**Highlights:** Event registration, Digital badge, Agenda management, Session pages, Networking, Sponsor showcase

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

**In-app purchases:** none


## Frequently asked questions

### Is IBS 2026 free?

IBS 2026 is free to download, with no in-app purchases.

### Is Cornerstone free?

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

### Which has better reviews, IBS 2026 or Cornerstone?

Cornerstone is rated higher. IBS 2026 averages 4.7 out of 5 from 1.3K ratings, while Cornerstone averages 5.0 from 1 ratings.

### Do IBS 2026 or Cornerstone have ads?

Neither IBS 2026 nor Cornerstone shows ads.

### Which is updated more often, IBS 2026 or Cornerstone?

IBS 2026 ships an update every 12 months, and Cornerstone every 14 months. Most recently, IBS 2026 was updated on October 16, 2026 and Cornerstone on October 16, 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.*