# Calculator .info vs DueScope

The clearest difference is in-app purchases: DueScope at none against Calculator .info's 1. On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calculator .info | DueScope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 9 MB | 41 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Aleksei Shiyan](https://appshunter.io/developer/1599153039) | [Stephan Mett](https://appshunter.io/developer/1844459338) |

## What reviewers say

### Calculator .info

[App page](https://appshunter.io/ios/app/calculator-info/id1645553847)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator .info | $0.99 | one-time |


### DueScope

[App page](https://appshunter.io/ios/app/duescope/id6754844964)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator .info free?

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

### Is DueScope free?

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

### Do Calculator .info or DueScope have ads?

Neither Calculator .info nor DueScope shows ads.

### Which is updated more often, Calculator .info or DueScope?

Calculator .info ships an update every 3 weeks, and DueScope every 3 weeks. Most recently, Calculator .info was updated on October 7, 2026 and DueScope 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.*