# Calculator PanecalST Plus vs Uuu

The clearest difference is review sentiment: Calculator PanecalST Plus at 82% against Uuu's 0%. Calculator PanecalST Plus also leads on update cadence (every 4 months vs every 95 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Calculator PanecalST Plus costs $1.99 and Uuu $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator PanecalST Plus ships an update every 4 months, Uuu every 95 months. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Calculator PanecalST Plus | Uuu |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/calculator-panecalst-plus/id702784955/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | **82.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 95 months |
| Monetization | Paid | Paid |
| Size | 17 MB | 24 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) | [Kaji Takatsugu](https://appshunter.io/developer/465688467) |

## What reviewers say

### Calculator PanecalST Plus

[App page](https://appshunter.io/ios/app/calculator-panecalst-plus/id702784955)

This calculator app allows you to view and edit complex formulas with ease. It prevents errors by letting you check input as you go and reuse past calculations by modifying values. Navigate and edit expressions quickly with a cursor and intuitive controls.

**Highlights:** Formula editing with cursor, Re-calculation using history, Time, tax, and percentage calculations, Cut, copy, and paste functionality, Expression and answer history, Customizable settings

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Calculator PanecalST Plus free?

Calculator PanecalST Plus costs $1.99, with no in-app purchases.

### Is Uuu free?

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

### Do Calculator PanecalST Plus or Uuu have ads?

Neither Calculator PanecalST Plus nor Uuu shows ads.

### Which is updated more often, Calculator PanecalST Plus or Uuu?

Calculator PanecalST Plus ships an update every 4 months, and Uuu every 95 months. Most recently, Calculator PanecalST Plus was updated on November 1, 2026 and Uuu on October 29, 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.*