# Calculator # vs Square Root Calculator SDG

The clearest difference is review sentiment: Square Root Calculator SDG at 100% against Calculator #'s 60%. Square Root Calculator SDG also leads on in-app purchases (none vs 6) and rating (4.8 vs 4.6). Calculator #'s advantage is ratings volume (36K vs 4) and update cadence (every 2 months vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Calculator # sells 6 in-app purchases, starting at $1.49 per month. Square Root Calculator SDG asks for nothing beyond the download.

Square Root Calculator SDG holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Calculator # has 36K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 60% of Calculator #'s written reviews are positive against 100% of Square Root Calculator SDG's.

Calculator # ships an update every 2 months, Square Root Calculator SDG every 12 months. The most recent releases landed on October 17, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Calculator # | Square Root Calculator SDG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (36K ratings)](https://appshunter.io/ios/app/calculator/id458535080/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/square-root-calculator-sdg/id6741165200/reviews)** |
| Number of ratings | **36K** | 4 |
| Positive reviews | 59.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 57 MB | 12 MB |
| Requires iOS | 12.1 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Incpt.Mobis](https://appshunter.io/developer/445261166) | [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532) |

## What reviewers say

### Calculator #

[App page](https://appshunter.io/ios/app/calculator/id458535080)

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

**Highlights:** Math Photos Solver, Handwriting Recognition, AI Math Problem Solver, Mathematical Display, Equation Solvers, 2D Graphing, Algebraic Functions

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Upgrade 1 Month | $1.49 | per month |
| PRO Upgrade 3 Months | $2.99 | per 3 months |
| PRO + Recognition 1 Month | $4.99 | per month |
| PRO + Recognition 3 Months | $11.99 | per 3 months |
| 250 AI Recognition & Queries | $0.99 | one-time |
| 600 AI Recognition & Queries | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Powerful functionality
- 💡 Helpful for math classes
- ⭐ Great for students
- 👌 Works like a real calculator

**What reviewers complain about**

- 🔍 Confusing interface after update
- 📢 Too many intrusive ads
- 💰 Paywall for advanced features
- 🐛 Incorrect calculations
- 🔇 Loud audio ads

**Reported bugs**

- Crashes when trying to use certain functions
- Handwriting recognition not working reliably
- Inability to input negative numbers

**Requested features**

- Add option to turn off animation
- Improve ad placement to avoid obstructing usage
- Provide more transparency on paid features


### Square Root Calculator SDG

[App page](https://appshunter.io/ios/app/square-root-calculator-sdg/id6741165200)

This utility app provides a straightforward way to calculate the square root of any number. Its simple interface makes it easy to use for quick calculations.

**Highlights:** Calculate square roots, Easy to use interface, Quick calculations, Supports all numbers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator # free?

Calculator # is free to download, with in-app purchases available.

### Is Square Root Calculator SDG free?

Square Root Calculator SDG is free to download, with no in-app purchases.

### Which has better reviews, Calculator # or Square Root Calculator SDG?

Square Root Calculator SDG is rated higher. Calculator # averages 4.6 out of 5 from 36K ratings, while Square Root Calculator SDG averages 4.8 from 4 ratings.

### Do Calculator # or Square Root Calculator SDG have ads?

Both Calculator # and Square Root Calculator SDG show ads.

### Which is updated more often, Calculator # or Square Root Calculator SDG?

Calculator # ships an update every 2 months, and Square Root Calculator SDG every 12 months. Most recently, Calculator # was updated on October 17, 2026 and Square Root Calculator SDG on October 4, 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.*