# Smartalock Kiosk vs Calculator Express with Notes

The clearest difference is in-app purchases: Smartalock Kiosk at none against Calculator Express with Notes's 2. Smartalock Kiosk also leads on ads (none vs shown) and iOS requirement (10.2 vs 14.0). Calculator Express with Notes's advantage is update cadence (monthly vs every 2 months) and device support (4 vs 1). On price there is nothing between them.

Both are free to download. Calculator Express with Notes sells 2 one-off in-app purchases. Smartalock Kiosk asks for nothing beyond the download.

Smartalock Kiosk ships an update every 2 months, Calculator Express with Notes monthly. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smartalock Kiosk | Calculator Express with Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (47 ratings)](https://appshunter.io/ios/app/calculator-express-with-notes/id1604079825/reviews)** |
| Number of ratings | — | **47** |
| Positive reviews | — | 69.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 28 MB |
| Requires iOS | **10.2** | 14.0 |
| Devices | iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Amix Capital Limited](https://appshunter.io/developer/412067946) | [RAMAN KHVASHCHEUSKI](https://appshunter.io/developer/1437493298) |

## What reviewers say

### Smartalock Kiosk

[App page](https://appshunter.io/ios/app/smartalock-kiosk/id1127644580)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator Express with Notes

[App page](https://appshunter.io/ios/app/calculator-express-with-notes/id1604079825)

A beautifully designed utility app offering six essential tools, including currency, unit, and percentage converters, plus calculators for BMI, tips, and world time. Users can customize the app's appearance and manage calculation history with notes and labels.

**Highlights:** Currency converter, Unit converter, Percentage calculator, BMI calculator, Tip calculator, World time converter, Customizable appearance, Calculation history with notes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads -50% off | $1.99 | one-time |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Smartalock Kiosk free?

Smartalock Kiosk is free to download, with no in-app purchases.

### Is Calculator Express with Notes free?

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

### Do Smartalock Kiosk or Calculator Express with Notes have ads?

Calculator Express with Notes shows ads; Smartalock Kiosk does not.

### Which is updated more often, Smartalock Kiosk or Calculator Express with Notes?

Smartalock Kiosk ships an update every 2 months, and Calculator Express with Notes monthly. Most recently, Smartalock Kiosk was updated on October 17, 2026 and Calculator Express with Notes on October 24, 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.*