# Calculator vs Calculator #

The clearest difference is price: Calculator # at Free against Calculator's $1.99. Calculator # also leads on rating (4.6 vs 4.0) and ratings volume (36K vs 1). Calculator's advantage is in-app purchases (none vs 6) and ads (none vs shown). On review sentiment and device support there is nothing between them.

Calculator # is free to download; Calculator costs $1.99 up front. Calculator # sells 6 in-app purchases, starting at $1.49 per month. Calculator asks for nothing beyond the download.

Calculator # holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Calculator # has 36K ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 60% and 60% positive.

Calculator ships an update every 11 months, Calculator # every 2 months. The most recent releases landed on September 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Calculator | Calculator # |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/calculator/id286319444/reviews) | **[4.6 (36K ratings)](https://appshunter.io/ios/app/calculator/id458535080/reviews)** |
| Number of ratings | 1 | **36K** |
| Positive reviews | **60.0% of reviews** | 59.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#181** | — |
| Size | 5 MB | 57 MB |
| Requires iOS | 15.6 | **12.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Byte Works, Inc.](https://appshunter.io/developer/286319447) | [Incpt.Mobis](https://appshunter.io/developer/445261166) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator/id286319444)

**Currently charting:** #181 Top Paid · Utilities (US App Store)

This app offers a comprehensive scientific calculator with multiple modes, including algebraic, scientific, conversions, and logic calculations. It features a user-friendly design with large buttons and remembers your progress if interrupted.

**Highlights:** Algebraic entry, Scientific calculations, Unit conversions (length, area, volume, etc.), Logic calculator (binary, octal, decimal, hex), 10 memory registers, Wide number range support

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Calculator free?

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

### Is Calculator # free?

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

### Which has better reviews, Calculator or Calculator #?

Calculator # is rated higher. Calculator averages 4.0 out of 5 from 1 ratings, while Calculator # averages 4.6 from 36K ratings.

### Do Calculator or Calculator # have ads?

Calculator # shows ads; Calculator does not.

### Which is updated more often, Calculator or Calculator #?

Calculator ships an update every 11 months, and Calculator # every 2 months. Most recently, Calculator was updated on September 18, 2026 and Calculator # on September 28, 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.*