# CALCUL Calculator vs KB Tools

The clearest difference is ads: CALCUL Calculator at none against KB Tools's shown. KB Tools's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. CALCUL Calculator sells 3 one-off in-app purchases and KB Tools sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

CALCUL Calculator ships an update every 4 days, KB Tools every 2 days. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CALCUL Calculator | KB Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calcul-calculator/id6474445617/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 1 MB | 57 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reza Takhshid](https://appshunter.io/developer/1734530694) | [Kristoffer Bjoernvik](https://appshunter.io/developer/1718997880) |

## What reviewers say

### CALCUL Calculator

[App page](https://appshunter.io/ios/app/calcul-calculator/id6474445617)

A free calculator app offering a clean interface with essential functions. It includes a detailed calculation history, allowing users to easily copy and paste numbers. The app also features a simple time interval calculator.

**Highlights:** Free calculator, No ads, Calculation history, Copy/paste from history, Backspace key, Time interval calculator

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1xSupport | $1.99 | one-time |
| 2xSupport | $3.99 | one-time |
| 3xSupport | $9.99 | one-time |


### KB Tools

[App page](https://appshunter.io/ios/app/kb-tools/id6475605593)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KB Tools No Ads | $1.99 | per month |


## Frequently asked questions

### Is CALCUL Calculator free?

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

### Is KB Tools free?

KB Tools is free to download, with in-app purchases available.

### Do CALCUL Calculator or KB Tools have ads?

KB Tools shows ads; CALCUL Calculator does not.

### Which is updated more often, CALCUL Calculator or KB Tools?

CALCUL Calculator ships an update every 4 days, and KB Tools every 2 days. Most recently, CALCUL Calculator was updated on October 13, 2026 and KB Tools on October 25, 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.*