# TimeDAT vs SD

The clearest difference is iOS requirement: SD at 13.0 against TimeDAT's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

TimeDAT ships an update every 4 months, SD every 2 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TimeDAT | SD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 36 MB | 50 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UPDAT Technologies Ltd.](https://appshunter.io/developer/1677518309) | [Applied Concepts Incorporated](https://appshunter.io/developer/1439604257) |

## What reviewers say

### TimeDAT

[App page](https://appshunter.io/ios/app/timedat/id6447764779)

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

**In-app purchases:** none


### SD

[App page](https://appshunter.io/ios/app/sddevice-manager/id6742332426)

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

**In-app purchases:** none


## Frequently asked questions

### Is TimeDAT free?

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

### Is SD free?

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

### Do TimeDAT or SD have ads?

Neither TimeDAT nor SD shows ads.

### Which is updated more often, TimeDAT or SD?

TimeDAT ships an update every 4 months, and SD every 2 months. Most recently, TimeDAT was updated on October 27, 2026 and SD 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.*