# Calculator! vs Calculator #

The clearest difference is price: Calculator # at Free against Calculator!'s $0.99. Calculator # also leads on ratings volume (36K vs 4.3K). Calculator!'s advantage is ads (none vs shown) and review sentiment (83% vs 60%). On update cadence, in-app purchases, monetization model and device support there is nothing between them.

Calculator # is free to download; Calculator! costs $0.99 up front. Calculator! sells 1 one-off in-app purchase and Calculator # sells 6 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Calculator! 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 4.3K, so its average is the more settled of the two. Written reviews point the same way: 83% of Calculator!'s written reviews are positive against 60% of Calculator #'s.

Calculator! ships an update every 3 months, Calculator # every 2 months. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Calculator! | Calculator # |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.8 (4.3K ratings)](https://appshunter.io/ios/app/calculator/id432627778/reviews)** | [4.6 (36K ratings)](https://appshunter.io/ios/app/calculator/id458535080/reviews) |
| Number of ratings | 4.3K | **36K** |
| Positive reviews | **83.3% of reviews** | 59.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 56 MB | 57 MB |
| Requires iOS | **9.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [7th Gear](https://appshunter.io/developer/321178305) | [Incpt.Mobis](https://appshunter.io/developer/445261166) |

## What reviewers say

### Calculator!

[App page](https://appshunter.io/ios/app/calculator/id432627778)

This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.

**Highlights:** Standard and scientific calculator modes, Customizable look (iPad only), Portrait and landscape orientation, Notes and drawing tab, Calculation history, AirPrint and email support

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator | $0.99 | one-time |

**What reviewers like**

- 💰 Reasonably priced
- 📝 Useful note-taking features
- 📊 Keeps a calculation history
- 🎨 Customizable appearance
- 🔍 Helpful log and tracking features

**What reviewers complain about**

- 🤔 Confusing input box behavior
- 🔍 Lack of graphing features
- 🔍 Missing some scientific calculator buttons
- 🔍 Inconsistent widget behavior
- 🔍 Issues with split-screen and resizing

**Reported bugs**

- Widget doesn't work as expected
- Calculation history not available in portrait mode
- Resizing issues on iPad Pro
- Slow startup times on older devices

**Requested features**

- Add unit conversion tools
- Improve calculation expression logic
- Allow notes to be viewed in portrait mode
- Implement a scratch paper area on the right side
- Add ability to sync data across devices


### 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 $0.99, and also offers 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 4.8 out of 5 from 4.3K 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 3 months, and Calculator # every 2 months. Most recently, Calculator! was updated on September 27, 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.*