# Calculator!! vs Clean Guard

The clearest difference is review sentiment: Calculator!! at 75% against Clean Guard's 0%. Calculator!! also leads on rating (4.4 vs 1.4) and in-app purchases (none vs 2). Clean Guard's advantage is price (Free vs $0.99) and update cadence (every 5 weeks vs every 10 months). On ratings volume, ads and device support there is nothing between them.

Clean Guard is free to download; Calculator!! costs $0.99 up front. Clean Guard sells 2 in-app purchases, starting at $9.99 per 7 days. Calculator!! asks for nothing beyond the download.

Calculator!! holds the better App Store score, 4.4 against 1.4. Both are backed by a comparable volume of ratings — 56 and 46 respectively. Written reviews point the same way: 75% of Calculator!!'s written reviews are positive against 0% of Clean Guard's.

Calculator!! ships an update every 10 months, Clean Guard every 5 weeks. The most recent releases landed on October 14, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Calculator!! | Clean Guard |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.4 (56 ratings)](https://appshunter.io/ios/app/calculator/id504198225/reviews)** | [1.4 (46 ratings)](https://appshunter.io/ios/app/clean-guard-speaker-pulse/id6791884567/reviews) |
| Number of ratings | **56** | 46 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 12 MB | 30 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dogahe](https://appshunter.io/developer/468657946) | [雪丽 谷](https://appshunter.io/developer/1889243179) |

## What reviewers say

### Calculator!!

[App page](https://appshunter.io/ios/app/calculator/id504198225)

This advanced calculator offers a comprehensive history of your calculations and supports complex functions like fraction manipulation, angle conversions, and equation solving. It also includes specialized tools for engineers and a dice roller.

**Highlights:** Calculation history, Fraction manipulation, Angle conversions (degrees, minutes, seconds), Permutation, combination, LCM, GCD, Quadratic and linear equation solver, Coordinate conversion, Dice roller

**Features:** Vision Pro support

**In-app purchases:** none


### Clean Guard

[App page](https://appshunter.io/ios/app/clean-guard-speaker-pulse/id6791884567)

This utility app helps you manage your device storage by organizing photos, identifying large files, and testing your network connection. It also features a speaker cleaner to remove dust and moisture using sound frequencies.

**Highlights:** Photo organization and duplicate detection, Storage usage analysis, Download/upload speed tests, Speaker dust and water removal, Network connection testing, Media file identification

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clean Guard | $9.99 | per 7 days |
| Clean Guard | $19.99 | per 7 days |


## Frequently asked questions

### Is Calculator!! free?

Calculator!! costs $0.99, with no in-app purchases.

### Is Clean Guard free?

Clean Guard is free to download, with in-app purchases available.

### Which has better reviews, Calculator!! or Clean Guard?

Calculator!! is rated higher. Calculator!! averages 4.4 out of 5 from 56 ratings, while Clean Guard averages 1.4 from 46 ratings.

### Do Calculator!! or Clean Guard have ads?

Neither Calculator!! nor Clean Guard shows ads.

### Which is updated more often, Calculator!! or Clean Guard?

Calculator!! ships an update every 10 months, and Clean Guard every 5 weeks. Most recently, Calculator!! was updated on October 14, 2026 and Clean Guard on October 21, 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.*