# DR vs Date Calculator

The clearest difference is in-app purchases: Date Calculator at none against DR's 3. Date Calculator also leads on ads (none vs shown). DR's advantage is update cadence (every 6 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. DR sells 3 in-app purchases, starting at $0.99 per month. Date Calculator asks for nothing beyond the download.

DR ships an update every 6 weeks, Date Calculator every 3 months. The most recent releases landed on October 31, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DR | Date Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Size | 67 MB | 5 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DR-Online Sp. z o.o.](https://appshunter.io/developer/1743786912) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### DR

[App page](https://appshunter.io/ios/app/dr-qrgenerator/id6759613154)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $9.99 | per year |
| Premium Lifetime | $12.99 | one-time |


### Date Calculator

[App page](https://appshunter.io/ios/app/date-calculator-days-between/id6772265897)

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

**In-app purchases:** none


## Frequently asked questions

### Is DR free?

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

### Is Date Calculator free?

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

### Do DR or Date Calculator have ads?

DR shows ads; Date Calculator does not.

### Which is updated more often, DR or Date Calculator?

DR ships an update every 6 weeks, and Date Calculator every 3 months. Most recently, DR was updated on October 31, 2026 and Date Calculator on October 8, 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.*