# Circtek vs Sound Scope Analyzer

The clearest difference is ads: Circtek at none against Sound Scope Analyzer's shown. Circtek also leads on iOS requirement (15.0 vs 26.5). Sound Scope Analyzer's advantage is update cadence (daily vs every 6 days). On price, 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.

Circtek ships an update every 6 days, Sound Scope Analyzer daily. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Circtek | Sound Scope Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Daily** |
| Size | 12 MB | 8 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RM online B.V.](https://appshunter.io/developer/1747904508) | [Shinichi Takemura](https://appshunter.io/developer/1441889523) |

## What reviewers say

### Circtek

[App page](https://appshunter.io/ios/app/circtek/id6503061522)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sound Scope Analyzer

[App page](https://appshunter.io/ios/app/sound-scope-analyzer/id6813038344)

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

**In-app purchases:** none


## Frequently asked questions

### Is Circtek free?

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

### Is Sound Scope Analyzer free?

Sound Scope Analyzer is free to download, with no in-app purchases.

### Do Circtek or Sound Scope Analyzer have ads?

Sound Scope Analyzer shows ads; Circtek does not.

### Which is updated more often, Circtek or Sound Scope Analyzer?

Circtek ships an update every 6 days, and Sound Scope Analyzer daily. Most recently, Circtek was updated on November 4, 2026 and Sound Scope Analyzer on October 31, 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.*