# DataLact vs QR4events

DataLact and QR4events are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

DataLact ships an update every 2 months, QR4events every 3 months. The most recent releases landed on October 29, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | DataLact | QR4events |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 30 MB | 10 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Data Monitoring](https://appshunter.io/developer/1361669407) | [qr4events 2020 sl](https://appshunter.io/developer/1728075261) |

## What reviewers say

### DataLact

[App page](https://appshunter.io/ios/app/datalact/id1450937806)

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

**In-app purchases:** none


### QR4events

[App page](https://appshunter.io/ios/app/qr4events/id1567443994)

Enhance your event experience by pre-loading funds into a digital wallet. Purchase items quickly at event venues, track your spending, and receive live offers. Unspent funds can be withdrawn for free after the event.

**Highlights:** Pre-load funds for events, Fast in-venue purchases, Real-time spending tracking, Live offer notifications, Secure digital wallet, Free withdrawal of remaining balance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DataLact free?

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

### Is QR4events free?

QR4events is free to download, with no in-app purchases.

### Do DataLact or QR4events have ads?

Neither DataLact nor QR4events shows ads.

### Which is updated more often, DataLact or QR4events?

DataLact ships an update every 2 months, and QR4events every 3 months. Most recently, DataLact was updated on October 29, 2026 and QR4events on September 19, 2026.

---

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