# Douglas 3D Sizing vs Tillges Scan

The clearest difference is device support: Douglas 3D Sizing at 3 against Tillges Scan's 1. Tillges Scan's advantage is iOS requirement (13.0 vs 15.0). 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.

Douglas 3D Sizing ships an update every 2 months, Tillges Scan every 4 months. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Douglas 3D Sizing | Tillges Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 126 MB | 45 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 17+ | 12+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [Ruthless Research, LLC](https://appshunter.io/developer/1458693702) |

## What reviewers say

### Douglas 3D Sizing

[App page](https://appshunter.io/ios/app/douglas-3d-sizing/id1593445668)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tillges Scan

[App page](https://appshunter.io/ios/app/tillges-scan/id1595003796)

**In-app purchases:** none


## Frequently asked questions

### Is Douglas 3D Sizing free?

Douglas 3D Sizing is free to download, with no in-app purchases.

### Is Tillges Scan free?

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

### Do Douglas 3D Sizing or Tillges Scan have ads?

Neither Douglas 3D Sizing nor Tillges Scan shows ads.

### Which is updated more often, Douglas 3D Sizing or Tillges Scan?

Douglas 3D Sizing ships an update every 2 months, and Tillges Scan every 4 months. Most recently, Douglas 3D Sizing was updated on October 10, 2026 and Tillges Scan on October 15, 2026.

---

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