# Erbauer Laser vs Tag U

The clearest difference is in-app purchases: Erbauer Laser at none against Tag U's 2. Erbauer Laser also leads on iOS requirement (10.0 vs 16.6). Tag U's advantage is update cadence (every 3 weeks vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. Tag U sells 2 in-app purchases, starting at $6.99 per month. Erbauer Laser asks for nothing beyond the download.

Erbauer Laser ships an update every 11 months, Tag U every 3 weeks. The most recent releases landed on May 15, 2026 and June 20, 2026 respectively.

## The numbers

| Metric | Erbauer Laser | Tag U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/tag-u/id6444638539/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 25 MB | 32 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HANGZHOU GREAT STAR INDUSTRIAL CO.,LTD.](https://appshunter.io/developer/1063149961) | [TAG U INC](https://appshunter.io/developer/1646997637) |

## What reviewers say

### Erbauer Laser

[App page](https://appshunter.io/ios/app/erbauer-laser/id1589886124)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tag U

[App page](https://appshunter.io/ios/app/tag-u/id6444638539)

Digitize your business cards and simplify smart card sharing. This service allows for easy exchange of digital contact information, streamlining professional networking.

**Highlights:** Digitize business cards, Simplify smart card sharing, Digital contact information exchange, Streamline professional networking

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tag U Monthly Subscription | $6.99 | per month |
| Tag U Annual Subscription | $59.99 | per year |


## Frequently asked questions

### Is Erbauer Laser free?

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

### Is Tag U free?

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

### Do Erbauer Laser or Tag U have ads?

Neither Erbauer Laser nor Tag U shows ads.

### Which is updated more often, Erbauer Laser or Tag U?

Erbauer Laser ships an update every 11 months, and Tag U every 3 weeks. Most recently, Erbauer Laser was updated on May 15, 2026 and Tag U on June 20, 2026.

---

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