# ChemDash vs DSEI Gateway

ChemDash and DSEI Gateway are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ChemDash ships an update monthly, DSEI Gateway every 3 weeks. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ChemDash | DSEI Gateway |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 15.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 77 MB | 46 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Serstech AB](https://appshunter.io/developer/1741296616) | [CLARION EVENTS LIMITED](https://appshunter.io/developer/1380101120) |

## What reviewers say

### ChemDash

[App page](https://appshunter.io/ios/app/chemdash/id6497225146)

**Features:** Vision Pro support

**In-app purchases:** none


### DSEI Gateway

[App page](https://appshunter.io/ios/app/dsei-gateway/id6747173379)

Connect with key decision-makers and innovators in the global defence and security sector. Access curated industry news, market intelligence, and business opportunities. Facilitates networking through smart tools and exclusive member events.

**Highlights:** Personalized industry news feed, Global tender and procurement alerts, Smart matchmaking algorithm, Direct messaging and group chat, Member-only event bookings and check-ins, Global company directory with filtering

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and helpful for show
- 🚀 Good App to buy tickets

**What reviewers complain about**

- 🐛 Unusable
- 🐛 Crashes all the time
- 🐛 Doesn't Work
- 🐛 Slow and Can't upload a profile pic
- 🐛 Unexpected error for login

**Reported bugs**

- Email verification doesn't work
- Registration doesn't work
- App itself doesn't work
- Unable to set up the app
- Unexpected error on login

**Requested features**

- Easier to navigate floor plan


## Frequently asked questions

### Is ChemDash free?

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

### Is DSEI Gateway free?

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

### Do ChemDash or DSEI Gateway have ads?

Neither ChemDash nor DSEI Gateway shows ads.

### Which is updated more often, ChemDash or DSEI Gateway?

ChemDash ships an update monthly, and DSEI Gateway every 3 weeks. Most recently, ChemDash was updated on October 3, 2026 and DSEI Gateway on October 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.*