# Date Calculator vs Scanner Studio

The clearest difference is in-app purchases: Scanner Studio at none against Date Calculator's 1. Scanner Studio also leads on ads (none vs shown). Date Calculator's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

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

Date Calculator ships an update every 2 months, Scanner Studio every 3 months. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Date Calculator | Scanner Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 25 MB | 63 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [庆鸿 林](https://appshunter.io/developer/1558629938) | [松凡 曾](https://appshunter.io/developer/1696009358) |

## What reviewers say

### Date Calculator

[App page](https://appshunter.io/ios/app/date-calculator-days-and-age/id6772379847)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Date Calc Lifetime Premium | $0.99 | one-time |


### Scanner Studio

[App page](https://appshunter.io/ios/app/scanner-studio/id6790394501)

**In-app purchases:** none


## Frequently asked questions

### Is Date Calculator free?

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

### Is Scanner Studio free?

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

### Do Date Calculator or Scanner Studio have ads?

Date Calculator shows ads; Scanner Studio does not.

### Which is updated more often, Date Calculator or Scanner Studio?

Date Calculator ships an update every 2 months, and Scanner Studio every 3 months. Most recently, Date Calculator was updated on October 31, 2026 and Scanner Studio on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*