# Fierce Life Sciences Events vs Legacy D2

The clearest difference is device support: Legacy D2 at 3 against Fierce Life Sciences Events's 1. Legacy D2 also leads on iOS requirement (15.6 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.

Fierce Life Sciences Events ships an update monthly, Legacy D2 fortnightly. The most recent releases landed on October 28, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Fierce Life Sciences Events | Legacy D2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/legacy-d2/id6736384115/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Free |
| Size | 60 MB | 129 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Questex LLC](https://appshunter.io/developer/397219603) | [Clinical Dermatology Conferences](https://appshunter.io/developer/1275711415) |

## What reviewers say

### Fierce Life Sciences Events

[App page](https://appshunter.io/ios/app/fierce-life-sciences-events/id6451444491)

**Features:** macOS Compatibility

**In-app purchases:** none


### Legacy D2

[App page](https://appshunter.io/ios/app/legacy-d2/id6736384115)

Access up-to-date conference information, manage your schedule, and connect with attendees. Learn about speakers, browse exhibitors, and view session presentations for an enhanced event experience.

**Highlights:** Manage personal schedule, View attendee list, Learn about speakers, Browse exhibitors, Access session presentations, Event details

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

**In-app purchases:** none


## Frequently asked questions

### Is Fierce Life Sciences Events free?

Fierce Life Sciences Events is free to download, with no in-app purchases.

### Is Legacy D2 free?

Legacy D2 is free to download, with no in-app purchases.

### Do Fierce Life Sciences Events or Legacy D2 have ads?

Neither Fierce Life Sciences Events nor Legacy D2 shows ads.

### Which is updated more often, Fierce Life Sciences Events or Legacy D2?

Fierce Life Sciences Events ships an update monthly, and Legacy D2 fortnightly. Most recently, Fierce Life Sciences Events was updated on October 28, 2026 and Legacy D2 on October 19, 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.*