# AABB Events vs Training Center

The clearest difference is review sentiment: Training Center at 100% against AABB Events's 33%. Training Center also leads on rating (5.0 vs 4.8) and update cadence (every 5 months vs every 11 months). AABB Events's advantage is ratings volume (232 vs 3). 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.

Training Center holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: AABB Events has 232 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of AABB Events's written reviews are positive against 100% of Training Center's.

AABB Events ships an update every 11 months, Training Center every 5 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | AABB Events | Training Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (232 ratings)](https://appshunter.io/ios/app/aabb-events/id1479409158/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/training-center/id6443997610/reviews)** |
| Number of ratings | **232** | 3 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 88 MB | 25 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [AMERICAN ASSOCIATION OF BLOOD BANKS, INC.](https://appshunter.io/developer/1479409157) | [One Lambda Inc](https://appshunter.io/developer/992029536) |

## What reviewers say

### AABB Events

[App page](https://appshunter.io/ios/app/aabb-events/id1479409158)

Access data for annual or regional events, including presentations and exhibitor information. Connect with other attendees, take notes on slides, and draw directly on presentation materials.

**Highlights:** Access event presentations, View exhibitor information, Connect with attendees, Take notes on slides, Draw on presentation slides

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

**In-app purchases:** none


### Training Center

[App page](https://appshunter.io/ios/app/training-center/id6443997610)

Access on-demand, step-by-step video training for laboratory technologists. Learn software, reagent workflows, and instrument procedures quickly and efficiently. Videos are short, making them ideal for quick refreshers at the bench.

**Highlights:** On-demand video tutorials, Step-by-step assay training, Software functionality refreshers, Instrument procedure guides, Short, bench-friendly videos, NGS library prep and data analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AABB Events free?

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

### Is Training Center free?

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

### Which has better reviews, AABB Events or Training Center?

Training Center is rated higher. AABB Events averages 4.8 out of 5 from 232 ratings, while Training Center averages 5.0 from 3 ratings.

### Do AABB Events or Training Center have ads?

Neither AABB Events nor Training Center shows ads.

### Which is updated more often, AABB Events or Training Center?

AABB Events ships an update every 11 months, and Training Center every 5 months. Most recently, AABB Events was updated on November 3, 2026 and Training Center 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.*