# TinyWatchCalc vs Calculator 4.0

The clearest difference is in-app purchases: TinyWatchCalc at none against Calculator 4.0's 1. TinyWatchCalc also leads on ads (none vs shown). Calculator 4.0's advantage is update cadence (fortnightly vs every 16 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Calculator 4.0 sells 1 one-off in-app purchase. TinyWatchCalc asks for nothing beyond the download.

TinyWatchCalc ships an update every 16 months, Calculator 4.0 fortnightly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | TinyWatchCalc | Calculator 4.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (54 ratings)](https://appshunter.io/ios/app/calculator-40/id6445965184/reviews)** |
| Number of ratings | — | **54** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 65 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peter Entwistle](https://appshunter.io/developer/955246260) | [Edison Largo](https://appshunter.io/developer/978541799) |

## What reviewers say

### TinyWatchCalc

[App page](https://appshunter.io/ios/app/tinywatchcalc/id1030102319)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator 4.0

[App page](https://appshunter.io/ios/app/calculator-40/id6445965184)

Perform daily calculations with a clean interface and large buttons. Features include decimal support, a calculation log, and two themes. Regular updates ensure continuous improvement and new functionalities.

**Highlights:** Intuitive interface with large buttons, Backspace key for corrections, Decimal point or comma support, Calculation display log, Two customizable themes, Regular updates with new features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


## Frequently asked questions

### Is TinyWatchCalc free?

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

### Is Calculator 4.0 free?

Calculator 4.0 is free to download, with in-app purchases available.

### Do TinyWatchCalc or Calculator 4.0 have ads?

Calculator 4.0 shows ads; TinyWatchCalc does not.

### Which is updated more often, TinyWatchCalc or Calculator 4.0?

TinyWatchCalc ships an update every 16 months, and Calculator 4.0 fortnightly. Most recently, TinyWatchCalc was updated on October 29, 2026 and Calculator 4.0 on October 27, 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.*