# Calc4Key vs Calculator Widget

The clearest difference is update cadence: Calc4Key at daily against Calculator Widget's every 3 days. Calc4Key also leads on ratings volume (821 vs 122) and iOS requirement (11.0 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

Calc4Key costs $0.99 and Calculator Widget $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.6 for Calc4Key against 4.6 for Calculator Widget. That said, the two scores are not equally well evidenced: Calc4Key has 821 ratings behind it against 122, so its average is the more settled of the two. Written reviews are what separate them: 63% of Calc4Key's written reviews are positive against 59% of Calculator Widget's.

Calc4Key ships an update daily, Calculator Widget every 3 days. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Calc4Key | Calculator Widget |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.6 (821 ratings)](https://appshunter.io/ios/app/calc4key/id1585531759/reviews) | [4.6 (122 ratings)](https://appshunter.io/ios/app/calculator-widget-calcullo/id6464038761/reviews) |
| Number of ratings | **821** | 122 |
| Positive reviews | **62.5% of reviews** | 59.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Monetization | Free | Free |
| Size | 9 MB | 7 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Khang Le](https://appshunter.io/developer/1078541780) | [Supagarn Pattananuchart](https://appshunter.io/developer/1488328374) |

## What reviewers say

### Calc4Key

[App page](https://appshunter.io/ios/app/calc4key/id1585531759)

Perform calculations directly within your keyboard, eliminating the need to switch apps or copy-paste results. This utility allows you to calculate anywhere you type, enhancing productivity and convenience.

**Highlights:** Calculator on keyboard, Calculate anywhere, No app switching, No copy-paste results, Easy keyboard selection

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

**In-app purchases:** none


### Calculator Widget

[App page](https://appshunter.io/ios/app/calculator-widget-calcullo/id6464038761)

Access a powerful calculator directly from your home screen or control center. Perform quick calculations without needing to open a separate application, streamlining your daily tasks.

**Highlights:** Interactive home screen widget, iOS 18 Control Center widget, StandBy mode calculator, Calculation history, Smart stack widget organization

**In-app purchases:** none


## Frequently asked questions

### Is Calc4Key free?

Calc4Key costs $0.99, with no in-app purchases.

### Is Calculator Widget free?

Calculator Widget costs $0.99, with no in-app purchases.

### Which has better reviews, Calc4Key or Calculator Widget?

Calc4Key and Calculator Widget are both rated 4.6 out of 5 on the App Store, from 821 and 122 ratings respectively.

### Do Calc4Key or Calculator Widget have ads?

Neither Calc4Key nor Calculator Widget shows ads.

### Which is updated more often, Calc4Key or Calculator Widget?

Calc4Key ships an update daily, and Calculator Widget every 3 days. Most recently, Calc4Key was updated on October 14, 2026 and Calculator Widget on October 18, 2026.

---

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