# Kalkulilo (Calculator) vs Time

The clearest difference is rating: Time at 5.0 against Kalkulilo (Calculator)'s 4.5. Time also leads on in-app purchases (none vs 1) and review sentiment (100% vs 76%). Kalkulilo (Calculator)'s advantage is update cadence (every 2 months vs every 14 months) and ratings volume (29 vs 3). On ads and device support there is nothing between them.

Kalkulilo (Calculator) costs $2.99 and Time $1.99 up front. Kalkulilo (Calculator) sells 1 one-off in-app purchase. Time asks for nothing beyond the download.

Time holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Kalkulilo (Calculator) has 29 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 76% of Kalkulilo (Calculator)'s written reviews are positive against 100% of Time's.

Kalkulilo (Calculator) ships an update every 2 months, Time every 14 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Kalkulilo (Calculator) | Time |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | [4.5 (29 ratings)](https://appshunter.io/ios/app/kalkulilo-calculator/id286091993/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/time-calculator-plus-plus-p/id1622109293/reviews)** |
| Number of ratings | **29** | 3 |
| Positive reviews | 75.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 3 MB | 64 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Clauss](https://appshunter.io/developer/286091996) | [YUTAKA KENJO](https://appshunter.io/developer/1070080613) |

## What reviewers say

### Kalkulilo (Calculator)

[App page](https://appshunter.io/ios/app/kalkulilo-calculator/id286091993)

This app offers a versatile calculator with multiple modes, including scientific, bitwise, statistical, trigonometric, base conversion, and time calculations. It features a simple mode with large buttons and customizable interface. Widgets for notification center and Apple Watch are also included.

**Highlights:** Scientific calculator functions, Bit/integer mode with logical operations, Statistical calculations, Base/radix conversion (2-36), Time value calculations, Customizable interface, Apple Watch app and widget

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 🚀 Excellent, powerful calculator
- 👍 Variety of modes and number systems
- 👍 Intuitive and easy to use
- 👍 Highly functional for engineers, programmers, and students
- 👍 Replaces physical scientific calculators

**What reviewers complain about**

- 🐛 Stopped working after OS update
- 💰 Ads introduced after being paid app
- 👎 Buttons too small, hard to press
- 🔍 Confusing color scheme and UI

**Reported bugs**

- Number doesn't transfer correctly when switching between modes
- Negative exponents not displayed correctly in engineering notation
- Loses calculation history when changing modes

**Requested features**

- Add calculus, linear algebra, and probability functions
- Implement a 'repeated equals' function
- Add a backspace/delete button
- Allow customizing color scheme
- Improve Apple Watch integration


### Time

[App page](https://appshunter.io/ios/app/time-calculator-plus-plus-p/id1622109293)

Calculate time durations with hours and minutes. Supports addition, subtraction, multiplication, and division, with features like calculation history, memory keys, and customizable preset buttons for quick time additions. Choose from various color themes.

**Highlights:** Calculate hours and minutes, Add, subtract, multiply, divide time, Calculation history saved, Memory keys for subtotals, Preset keys for one-touch time addition, Customizable color themes

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Kalkulilo (Calculator) free?

Kalkulilo (Calculator) costs $2.99, and also offers in-app purchases.

### Is Time free?

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

### Which has better reviews, Kalkulilo (Calculator) or Time?

Time is rated higher. Kalkulilo (Calculator) averages 4.5 out of 5 from 29 ratings, while Time averages 5.0 from 3 ratings.

### Do Kalkulilo (Calculator) or Time have ads?

Neither Kalkulilo (Calculator) nor Time shows ads.

### Which is updated more often, Kalkulilo (Calculator) or Time?

Kalkulilo (Calculator) ships an update every 2 months, and Time every 14 months. Most recently, Kalkulilo (Calculator) was updated on October 20, 2026 and Time on October 27, 2026.

---

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