# The Calculator vs BlushPass

The clearest difference is in-app purchases: BlushPass at none against The Calculator's 3. The Calculator's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. The Calculator sells 3 in-app purchases, starting at $4.99 per month. BlushPass asks for nothing beyond the download.

The Calculator ships an update every 6 days, BlushPass every 4 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | The Calculator | BlushPass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/the-calculator-notes-and-units/id6745772251/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 17 MB | 31 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YiDe Liu](https://appshunter.io/developer/1813803093) | [Shao-Yun Yu](https://appshunter.io/developer/1888681584) |

## What reviewers say

### The Calculator

[App page](https://appshunter.io/ios/app/the-calculator-notes-and-units/id6745772251)

This app combines a powerful calculator with a note-taking feature, allowing you to document calculations as you perform them. It also offers unit and currency conversions, with customizable appearance and settings.

**Highlights:** Integrated notepad for documenting calculations, Unit and currency conversion, Basic, scientific, and conversion calculators, Customizable appearance (light, dark, black), Adjustable number formats and decimal places, History with attachable notes

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |
| Premium | $29.99 | per year |
| Premium | $9.99 | one-time |


### BlushPass

[App page](https://appshunter.io/ios/app/blushpass/id6761321156)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Calculator free?

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

### Is BlushPass free?

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

### Do The Calculator or BlushPass have ads?

BlushPass shows ads; The Calculator does not.

### Which is updated more often, The Calculator or BlushPass?

The Calculator ships an update every 6 days, and BlushPass every 4 days. Most recently, The Calculator was updated on November 5, 2026 and BlushPass on November 9, 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.*