# Combo Cleaner vs Calculator 17

The clearest difference is rating: Calculator 17 at 4.6 against Combo Cleaner's 2.0. Calculator 17 also leads on in-app purchases (none vs 3) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Combo Cleaner sells 3 in-app purchases, starting at $4.99 per month. Calculator 17 asks for nothing beyond the download.

Calculator 17 holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: Calculator 17 has 971 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Combo Cleaner's written reviews are positive against 22% of Calculator 17's.

Combo Cleaner ships an update every 7 months, Calculator 17 every 4 days. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Combo Cleaner | Calculator 17 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/combo-cleaner/id6447245678/reviews) | **[4.6 (971 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews)** |
| Number of ratings | 2 | **971** |
| Positive reviews | 0.0% of reviews | **21.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 32 MB | 5 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RCS LT](https://appshunter.io/developer/524673892) | [AI APPS SRL](https://appshunter.io/developer/1697892814) |

## What reviewers say

### Combo Cleaner

[App page](https://appshunter.io/ios/app/combo-cleaner/id6447245678)

This app offers comprehensive security and cleaning features for your device. It protects against malware, phishing, and data breaches, while also helping you free up storage space by cleaning duplicate or low-quality photos. An AI-powered assistant provides personalized security advice.

**Highlights:** Real-time web browsing protection, AI-powered Personal Security Assistant, Calendar and SMS security, Password security checker, Photo cleaning for storage space, Identity protection for data breaches

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Combo Cleaner - 1 Month | $4.99 | per month |
| Combo Cleaner - 3 Months | $7.99 | per 3 months |
| Combo Cleaner - 1 Year | $14.99 | per year |


### Calculator 17

[App page](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902)

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

**Highlights:** User-friendly interface, Basic and scientific modes, Home screen widget, LiveActivity Standby for iPhone, Calculation history, Customizable themes

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 💡 Excellent free app

**What reviewers complain about**

- 🐛 Keyboard not functioning properly
- 🐛 Widget not working or slow
- 🐛 Screen sizing issues
- 🐛 Only works in portrait mode on iPad

**Reported bugs**

- Widget shows up blank
- Numerical display is cut off
- Significant delay between key presses and display update

**Requested features**

- Add landscape mode support
- Improve widget responsiveness
- Increase bracket functionality


## Frequently asked questions

### Is Combo Cleaner free?

Combo Cleaner is free to download, with in-app purchases available.

### Is Calculator 17 free?

Calculator 17 is free to download, with no in-app purchases.

### Which has better reviews, Combo Cleaner or Calculator 17?

Calculator 17 is rated higher. Combo Cleaner averages 2.0 out of 5 from 2 ratings, while Calculator 17 averages 4.6 from 971 ratings.

### Do Combo Cleaner or Calculator 17 have ads?

Combo Cleaner shows ads; Calculator 17 does not.

### Which is updated more often, Combo Cleaner or Calculator 17?

Combo Cleaner ships an update every 7 months, and Calculator 17 every 4 days. Most recently, Combo Cleaner was updated on October 8, 2026 and Calculator 17 on October 12, 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.*