# Integra® e2 cylinder app vs AngelTech

The clearest difference is update cadence: AngelTech at every 3 weeks against Integra® e2 cylinder app's every 6 months. Integra® e2 cylinder app's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Integra® e2 cylinder app ships an update every 6 months, AngelTech every 3 weeks. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Integra® e2 cylinder app | AngelTech |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 144 MB | 145 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Air Products](https://appshunter.io/developer/567487726) | [Angel Business Communications Limited](https://appshunter.io/developer/514339688) |

## What reviewers say

### Integra® e2 cylinder app

[App page](https://appshunter.io/ios/app/integra-e2-cylinder-app/id1426018692)

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

**In-app purchases:** none


### AngelTech

[App page](https://appshunter.io/ios/app/angeltech/id1587483320)

This event companion app helps attendees navigate conferences and trade shows. View schedules, bookmark sessions, connect with speakers and other participants, and manage your event access. It provides essential tools for a seamless event experience.

**Highlights:** View event agenda, Bookmark favorite talks and receive notifications, Browse sponsor and speaker lists, Chat with other attendees, Network by scanning badges, View attendee list, Access QR code for badge printing

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

**In-app purchases:** none


## Frequently asked questions

### Is Integra® e2 cylinder app free?

Integra® e2 cylinder app is free to download, with no in-app purchases.

### Is AngelTech free?

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

### Do Integra® e2 cylinder app or AngelTech have ads?

Neither Integra® e2 cylinder app nor AngelTech shows ads.

### Which is updated more often, Integra® e2 cylinder app or AngelTech?

Integra® e2 cylinder app ships an update every 6 months, and AngelTech every 3 weeks. Most recently, Integra® e2 cylinder app was updated on October 2, 2026 and AngelTech on October 13, 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.*