# Calendar Week Calculator vs GoQrcode

The clearest difference is update cadence: GoQrcode at every 11 days against Calendar Week Calculator's every 6 months. Calendar Week Calculator's advantage is iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calendar Week Calculator ships an update every 6 months, GoQrcode every 11 days. The most recent releases landed on November 6, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Calendar Week Calculator | GoQrcode |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 10 MB | 16 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Schnitzer Anlauf- und Projektmanagement GmbH](https://appshunter.io/developer/550088573) | [Dang Hoang](https://appshunter.io/developer/1545095478) |

## What reviewers say

### Calendar Week Calculator

[App page](https://appshunter.io/ios/app/calendar-week-calculator/id550088570)

Quickly calculate project durations, start dates, or end dates based on a given number of weeks. This tool adheres to the ISO 8601 standard for accurate scheduling.

**Highlights:** Calculate project duration from start and end dates, Determine end date from start date and duration, Determine start date from end date and duration, ISO 8601 compliant calculations, Fast and easy project scheduling

**Features:** macOS Compatibility

**In-app purchases:** none


### GoQrcode

[App page](https://appshunter.io/ios/app/goqrcode/id6738462348)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calendar Week Calculator free?

Calendar Week Calculator is free to download, with no in-app purchases.

### Is GoQrcode free?

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

### Do Calendar Week Calculator or GoQrcode have ads?

Neither Calendar Week Calculator nor GoQrcode shows ads.

### Which is updated more often, Calendar Week Calculator or GoQrcode?

Calendar Week Calculator ships an update every 6 months, and GoQrcode every 11 days. Most recently, Calendar Week Calculator was updated on November 6, 2026 and GoQrcode 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.*