# Calculator vs Punctum

The clearest difference is price: Punctum at Free against Calculator's $0.99. Punctum also leads on update cadence (every 4 days vs every 4 weeks). Calculator's advantage is in-app purchases (none vs 1) and iOS requirement (15.0 vs 17.0). On ads and device support there is nothing between them.

Punctum is free to download; Calculator costs $0.99 up front. Punctum sells 1 one-off in-app purchase. Calculator asks for nothing beyond the download.

Calculator ships an update every 4 weeks, Punctum every 4 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calculator | Punctum |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Monetization | Paid | — |
| Size | 3 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hemal Modi](https://appshunter.io/developer/1522352514) | [Jiajia Zhang](https://appshunter.io/developer/1896755122) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator-watch/id1602218883)

A straightforward calculator designed for Apple Watch, featuring a clear display and large buttons for easy operation. It handles basic, scientific, and tip calculations efficiently.

**Highlights:** Clear display, Large buttons, Basic calculations, Scientific calculations, Tip calculations, Apple Watch optimized

**Features:** Apple Watch app

**In-app purchases:** none


### Punctum

[App page](https://appshunter.io/ios/app/punctum-dot-matrix-clock/id6819719995)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Punctum Pro Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is Calculator free?

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

### Is Punctum free?

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

### Do Calculator or Punctum have ads?

Neither Calculator nor Punctum shows ads.

### Which is updated more often, Calculator or Punctum?

Calculator ships an update every 4 weeks, and Punctum every 4 days. Most recently, Calculator was updated on October 20, 2026 and Punctum 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.*