# Calculator!! vs iBoto Smart

The clearest difference is price: iBoto Smart at Free against Calculator!!'s $0.99. Calculator!!'s advantage is rating (4.5 vs 3.4) and review sentiment (75% vs 33%). On update cadence, ads, in-app purchases and device support there is nothing between them.

iBoto Smart is free to download; Calculator!! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator!! holds the better App Store score, 4.5 against 3.4. That said, the two scores are not equally well evidenced: Calculator!! has 56 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 75% of Calculator!!'s written reviews are positive against 33% of iBoto Smart's.

Calculator!! ships an update every 10 months, iBoto Smart every 16 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calculator!! | iBoto Smart |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (56 ratings)](https://appshunter.io/ios/app/calculator/id504198225/reviews)** | [3.4 (5 ratings)](https://appshunter.io/ios/app/iboto-smart/id1524595220/reviews) |
| Number of ratings | **56** | 5 |
| Positive reviews | **75.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 16 months |
| Monetization | Paid | **Free** |
| Size | 12 MB | 196 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dogahe](https://appshunter.io/developer/468657946) | [iboto](https://appshunter.io/developer/1479135679) |

## 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


### iBoto Smart

[App page](https://appshunter.io/ios/app/iboto-smart/id1524595220)

Control and automate your iBoto robot vacuum cleaners for effortless home cleaning. Free up your time for more important activities while smart robotics handle the chores.

**Highlights:** Robot vacuum cleaner automation, Schedule cleaning tasks, Remote control of cleaning, Time-saving household chore management, Smart robotics integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator!! free?

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

### Is iBoto Smart free?

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

### Which has better reviews, Calculator!! or iBoto Smart?

Calculator!! is rated higher. Calculator!! averages 4.5 out of 5 from 56 ratings, while iBoto Smart averages 3.4 from 5 ratings.

### Do Calculator!! or iBoto Smart have ads?

Neither Calculator!! nor iBoto Smart shows ads.

### Which is updated more often, Calculator!! or iBoto Smart?

Calculator!! ships an update every 10 months, and iBoto Smart every 16 months. Most recently, Calculator!! was updated on October 23, 2026 and iBoto Smart 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.*