# Δες το vs Comtel Sirens

The clearest difference is update cadence: Comtel Sirens at every 2 days against Δες το's every 2 months. Comtel Sirens also leads on iOS requirement (13.4 vs 15.0). 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.

Δες το ships an update every 2 months, Comtel Sirens every 2 days. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Δες το | Comtel Sirens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 88 MB | 67 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARION SOFTWARE SINGLE MEMBER P.C](https://appshunter.io/developer/1700218508) | [ProgressNet](https://appshunter.io/developer/1509775083) |

## What reviewers say

### Δες το

[App page](https://appshunter.io/ios/app/id6455985320)

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

**In-app purchases:** none


### Comtel Sirens

[App page](https://appshunter.io/ios/app/comtel-sirens/id6739497084)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Δες το free?

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

### Is Comtel Sirens free?

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

### Do Δες το or Comtel Sirens have ads?

Neither Δες το nor Comtel Sirens shows ads.

### Which is updated more often, Δες το or Comtel Sirens?

Δες το ships an update every 2 months, and Comtel Sirens every 2 days. Most recently, Δες το was updated on October 12, 2026 and Comtel Sirens on October 16, 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.*