# Calculator 17 vs MD Calculator

Calculator 17 and MD Calculator both sit at 4.6 stars, but that hides the real split: 60% of MD Calculator's written reviews are positive against 22% of Calculator 17's. Calculator 17's advantage is in-app purchases (none vs 1) and update cadence (every 4 days vs fortnightly). On price, rating, ads and device support there is nothing between them.

Both are free to download. MD Calculator sells 1 one-off in-app purchase. Calculator 17 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Calculator 17 against 4.5 for MD Calculator. That said, the two scores are not equally well evidenced: Calculator 17 has 971 ratings behind it against 78, so its average is the more settled of the two. Written reviews are what separate them: 22% of Calculator 17's written reviews are positive against 60% of MD Calculator's.

Calculator 17 ships an update every 4 days, MD Calculator fortnightly. The most recent releases landed on September 17, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Calculator 17 | MD Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (971 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews)** | [4.5 (78 ratings)](https://appshunter.io/ios/app/md-calculator/id6463897900/reviews) |
| Number of ratings | **971** | 78 |
| Positive reviews | 21.5% of reviews | **59.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 32 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [AI APPS SRL](https://appshunter.io/developer/1697892814) | [MD Studio](https://appshunter.io/developer/1438854445) |

## What reviewers say

### Calculator 17

[App page](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902)

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

**Highlights:** User-friendly interface, Basic and scientific modes, Home screen widget, LiveActivity Standby for iPhone, Calculation history, Customizable themes

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 💡 Excellent free app

**What reviewers complain about**

- 🐛 Keyboard not functioning properly
- 🐛 Widget not working or slow
- 🐛 Screen sizing issues
- 🐛 Only works in portrait mode on iPad

**Reported bugs**

- Widget shows up blank
- Numerical display is cut off
- Significant delay between key presses and display update

**Requested features**

- Add landscape mode support
- Improve widget responsiveness
- Increase bracket functionality


### MD Calculator

[App page](https://appshunter.io/ios/app/md-calculator/id6463897900)

Perform calculations directly from your Home Screen using interactive widgets. Customize your experience with a variety of themes, including nostalgic skeuomorphic designs.

**Highlights:** Home Screen Calculator Widget, iOS 17 Interactive Widget Technology, Customizable Themes, Skeuomorphic Themes, On-the-go Computations

**Features:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is Calculator 17 free?

Calculator 17 is free to download, with no in-app purchases.

### Is MD Calculator free?

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

### Which has better reviews, Calculator 17 or MD Calculator?

Calculator 17 is rated higher. Calculator 17 averages 4.6 out of 5 from 971 ratings, while MD Calculator averages 4.5 from 78 ratings.

### Do Calculator 17 or MD Calculator have ads?

Neither Calculator 17 nor MD Calculator shows ads.

### Which is updated more often, Calculator 17 or MD Calculator?

Calculator 17 ships an update every 4 days, and MD Calculator fortnightly. Most recently, Calculator 17 was updated on September 17, 2026 and MD Calculator on September 3, 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.*