# LumApps vs CTBUH

The clearest difference is review sentiment: CTBUH at 100% against LumApps's 21%. CTBUH also leads on rating (5.0 vs 3.7) and iOS requirement (12.0 vs 16.4). LumApps's advantage is update cadence (every 11 days vs every 2 months) and ratings volume (9 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CTBUH holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: LumApps has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 21% of LumApps's written reviews are positive against 100% of CTBUH's.

LumApps ships an update every 11 days, CTBUH every 2 months. The most recent releases landed on September 25, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | LumApps | CTBUH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (9 ratings)](https://appshunter.io/ios/app/lumapps/id1237675892/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ctbuh/id6593696572/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 21.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 285 MB | 9 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LumApps](https://appshunter.io/developer/1041988793) | [COUNCIL ON TALL BUILDINGS AND URBAN HABITAT](https://appshunter.io/developer/1470487290) |

## What reviewers say

### LumApps

[App page](https://appshunter.io/ios/app/lumapps/id1237675892)

This app provides a mobile hub for corporate communication and collaboration. Access company news, business tools, documents, and social communities from anywhere. Stay connected with colleagues and manage team projects on the go.

**Highlights:** Corporate news and targeted information streams, View detailed content with comments and attachments, Real-time reactions: like and comment on posts, Community browsing and activity feed, Create community posts with tags, Quick access to help page

**In-app purchases:** none


### CTBUH

[App page](https://appshunter.io/ios/app/ctbuh/id6593696572)

Access the complete program, speaker details, and sponsor information for CTBUH conferences. This app is designed for attendees to enhance their conference experience.

**Highlights:** View full conference program, Access speaker information, See sponsor details, Enhance attendee experience, Conference networking tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LumApps free?

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

### Is CTBUH free?

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

### Which has better reviews, LumApps or CTBUH?

CTBUH is rated higher. LumApps averages 3.7 out of 5 from 9 ratings, while CTBUH averages 5.0 from 1 ratings.

### Do LumApps or CTBUH have ads?

Neither LumApps nor CTBUH shows ads.

### Which is updated more often, LumApps or CTBUH?

LumApps ships an update every 11 days, and CTBUH every 2 months. Most recently, LumApps was updated on September 25, 2026 and CTBUH on June 5, 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.*