# Calculator Plus vs Screen Time Coach & Focus

The clearest difference is in-app purchases: Calculator Plus at none against Screen Time Coach & Focus's 2. Calculator Plus also leads on iOS requirement (15.0 vs 17.0). Screen Time Coach & Focus's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Screen Time Coach & Focus sells 2 in-app purchases, starting at $4.99 per 7 days. Calculator Plus asks for nothing beyond the download.

Calculator Plus ships an update every 2 weeks, Screen Time Coach & Focus every 4 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Calculator Plus | Screen Time Coach & Focus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2.6K ratings)](https://appshunter.io/ios/app/calculator-plus-units-and-split/id1082193416/reviews)** | — |
| Number of ratings | **2.6K** | — |
| Positive reviews | 80.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | Free | — |
| Size | 7 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Studio Zebra](https://appshunter.io/developer/388549605) | [Ahmet ALTINTOP](https://appshunter.io/developer/6776342442) |

## What reviewers say

### Calculator Plus

[App page](https://appshunter.io/ios/app/calculator-plus-units-and-split/id1082193416)

This free iPad application offers a large, easy-to-read interface for performing basic calculations. Its user-friendly controls ensure immediate usability for everyday mathematical needs.

**Highlights:** Large, easy-to-read display, User-friendly controls, Basic calculations, Free to use

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Large, clear numbers
- 👍 Simple and straightforward
- 👍 Great for basic calculations
- 👍 Convenient on iPad

**What reviewers complain about**

- 🐛 Decimal point issues
- 🐛 Inaccurate percentage calculations
- 💡 Lack of history/memory
- 💡 No backspace/undo function
- 🔍 Ads can be distracting

**Reported bugs**

- Decimal point not working properly
- Incorrect percentage calculations

**Requested features**

- Add backspace/undo function
- Improve decimal point and percentage calculations
- Provide option to remove ads


### Screen Time Coach & Focus

[App page](https://appshunter.io/ios/app/screen-time-coach-and-focus/id6812286639)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $39.99 | per year |


## Frequently asked questions

### Is Calculator Plus free?

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

### Is Screen Time Coach & Focus free?

Screen Time Coach & Focus is free to download, with in-app purchases available.

### Do Calculator Plus or Screen Time Coach & Focus have ads?

Calculator Plus shows ads; Screen Time Coach & Focus does not.

### Which is updated more often, Calculator Plus or Screen Time Coach & Focus?

Calculator Plus ships an update every 2 weeks, and Screen Time Coach & Focus every 4 weeks. Most recently, Calculator Plus was updated on November 6, 2026 and Screen Time Coach & Focus on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*