# BasicATTCalc vs SquareRootCalculator

The clearest difference is price: SquareRootCalculator at Free against BasicATTCalc's $1.99. SquareRootCalculator also leads on update cadence (every 14 months vs every 29 months) and iOS requirement (11.0 vs 14.5). BasicATTCalc's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

SquareRootCalculator is free to download; BasicATTCalc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BasicATTCalc ships an update every 29 months, SquareRootCalculator every 14 months. The most recent releases landed on December 20, 2025 and September 12, 2026 respectively.

## The numbers

| Metric | BasicATTCalc | SquareRootCalculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.3 (34 ratings)](https://appshunter.io/ios/app/squarerootcalculator/id1260411892/reviews)** |
| Number of ratings | — | **34** |
| Positive reviews | — | 23.1% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Every 14 months** |
| Monetization | — | Ad-supported |
| Size | 7 MB | 5 MB |
| Requires iOS | 14.5 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKAHIKO FUKUYAMA](https://appshunter.io/developer/857468511) | [Jirou Fukuda](https://appshunter.io/developer/689603483) |

## What reviewers say

### BasicATTCalc

[App page](https://appshunter.io/ios/app/basicattcalc/id947238679)

**Features:** macOS Compatibility

**In-app purchases:** none


### SquareRootCalculator

[App page](https://appshunter.io/ios/app/squarerootcalculator/id1260411892)

This calculator simplifies square root and fraction calculations. It handles complex rationalizations with high precision, preventing digit overflow for long integers. Easily perform basic arithmetic operations with square roots.

**Highlights:** Square root calculation, Fraction calculation, Four rule calculations, Infinite long integer support, Rationalization simplification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BasicATTCalc free?

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

### Is SquareRootCalculator free?

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

### Do BasicATTCalc or SquareRootCalculator have ads?

SquareRootCalculator shows ads; BasicATTCalc does not.

### Which is updated more often, BasicATTCalc or SquareRootCalculator?

BasicATTCalc ships an update every 29 months, and SquareRootCalculator every 14 months. Most recently, BasicATTCalc was updated on December 20, 2025 and SquareRootCalculator on September 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.*