# CTR vs SONIC | Clean Speakers

The clearest difference is price: CTR at Free against SONIC | Clean Speakers's $1.99. SONIC | Clean Speakers's advantage is update cadence (daily vs every 9 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

CTR is free to download; SONIC | Clean Speakers costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CTR ships an update every 9 months, SONIC | Clean Speakers daily. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CTR | SONIC | Clean Speakers |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.9 (15 ratings)](https://appshunter.io/ios/app/ctr-mazi/id1532212399/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Daily** |
| Monetization | Free | — |
| Size | 346 MB | 57 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IVV Automacao, Lda](https://appshunter.io/developer/1532212401) | [Kello Solutions SIA](https://appshunter.io/developer/6818168045) |

## What reviewers say

### CTR

[App page](https://appshunter.io/ios/app/ctr-mazi/id1532212399)

This app enables remote live viewing of DVRs, NVRs, and IP cameras supporting Cloud P2P. Users can create an account, add devices, and access real-time video globally. It also supports video playback and provides instant motion detection alarm notifications.

**Highlights:** Remote live camera viewing, Video playback of recordings, Motion detection alerts, Cloud P2P integration, Device management

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

**In-app purchases:** none


### SONIC | Clean Speakers

[App page](https://appshunter.io/ios/app/sonic-clean-speakers/id6780228094)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CTR free?

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

### Is SONIC | Clean Speakers free?

SONIC | Clean Speakers costs $1.99, with no in-app purchases.

### Do CTR or SONIC | Clean Speakers have ads?

Neither CTR nor SONIC | Clean Speakers shows ads.

### Which is updated more often, CTR or SONIC | Clean Speakers?

CTR ships an update every 9 months, and SONIC | Clean Speakers daily. Most recently, CTR was updated on November 3, 2026 and SONIC | Clean Speakers on November 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.*