# Uuu vs Stereo Microphone

The clearest difference is review sentiment: Stereo Microphone at 85% against Uuu's 0%. Stereo Microphone also leads on update cadence (every 6 weeks vs every 95 months). Uuu's advantage is price ($1.99 vs $2.99) and iOS requirement (12.0 vs 15.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

Uuu costs $1.99 and Stereo Microphone $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Uuu ships an update every 95 months, Stereo Microphone every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Uuu | Stereo Microphone |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | — | **[4.4 (9 ratings)](https://appshunter.io/ios/app/stereo-microphone/id6449208745/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | 0.0% of reviews | **85.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 95 months | **Every 6 weeks** |
| Monetization | Paid | Paid |
| Size | 24 MB | 3 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kaji Takatsugu](https://appshunter.io/developer/465688467) | [Ryouta Kira](https://appshunter.io/developer/862984358) |

## What reviewers say

### Uuu

[App page](https://appshunter.io/ios/app/uuu/id1154032477)

This app simulates Japanese patrol car sirens and lights. It features pre-recorded siren sounds, the ability to record and play back custom audio, and a flashing light effect. It does not include a siren amplifier function.

**Highlights:** Pre-recorded siren sounds, Custom audio recording and playback, Flashing light effect, Simulates patrol car sirens, Record up to 5 channels of audio

**Features:** macOS Compatibility

**In-app purchases:** none


### Stereo Microphone

[App page](https://appshunter.io/ios/app/stereo-microphone/id6449208745)

Transform your device into a powerful microphone or audio recorder. Enhance your sound with built-in effects like pitch shifting and equalization, and choose from various high-quality recording formats.

**Highlights:** Device as microphone, Audio recording, Pitch shifter effect, 10-band equalizer, Multiple recording formats, Noise reduction, System voice processing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Uuu free?

Uuu costs $1.99, with no in-app purchases.

### Is Stereo Microphone free?

Stereo Microphone costs $2.99, with no in-app purchases.

### Do Uuu or Stereo Microphone have ads?

Neither Uuu nor Stereo Microphone shows ads.

### Which is updated more often, Uuu or Stereo Microphone?

Uuu ships an update every 95 months, and Stereo Microphone every 6 weeks. Most recently, Uuu was updated on October 24, 2026 and Stereo Microphone on October 24, 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.*