# Aldgate Connect BID Alerts vs CDA Secure Comms

Aldgate Connect BID Alerts and CDA Secure Comms 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.

Aldgate Connect BID Alerts ships an update every 13 months, CDA Secure Comms every 9 months. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Aldgate Connect BID Alerts | CDA Secure Comms |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 9 months** |
| Size | 45 MB | 34 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Primera Corporation Ltd](https://appshunter.io/developer/1597755637) | [Central District Alliance Ltd](https://appshunter.io/developer/1599487736) |

## What reviewers say

### Aldgate Connect BID Alerts

[App page](https://appshunter.io/ios/app/aldgate-connect-bid-alerts/id1641884907)

**Features:** macOS Compatibility

**In-app purchases:** none


### CDA Secure Comms

[App page](https://appshunter.io/ios/app/cda-secure-comms/id6479410872)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aldgate Connect BID Alerts free?

Aldgate Connect BID Alerts is free to download, with no in-app purchases.

### Is CDA Secure Comms free?

CDA Secure Comms is free to download, with no in-app purchases.

### Do Aldgate Connect BID Alerts or CDA Secure Comms have ads?

Neither Aldgate Connect BID Alerts nor CDA Secure Comms shows ads.

### Which is updated more often, Aldgate Connect BID Alerts or CDA Secure Comms?

Aldgate Connect BID Alerts ships an update every 13 months, and CDA Secure Comms every 9 months. Most recently, Aldgate Connect BID Alerts was updated on October 5, 2026 and CDA Secure Comms on October 14, 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.*