# QRlert vs Attendance Tracker Offline

The clearest difference is in-app purchases: QRlert at none against Attendance Tracker Offline's 3. QRlert also leads on iOS requirement (13.0 vs 16.0). Attendance Tracker Offline's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Attendance Tracker Offline sells 3 in-app purchases, starting at $2.99 per month. QRlert asks for nothing beyond the download.

QRlert ships an update every 3 weeks, Attendance Tracker Offline every 10 days. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | QRlert | Attendance Tracker Offline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Size | 52 MB | 45 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [MOHAMAD AJRUDDIN](https://appshunter.io/developer/1734845960) | [Pham Minh Kha](https://appshunter.io/developer/1639024793) |

## What reviewers say

### QRlert

[App page](https://appshunter.io/ios/app/qrlert/id6479054119)

**Features:** macOS Compatibility

**In-app purchases:** none


### Attendance Tracker Offline

[App page](https://appshunter.io/ios/app/attendance-tracker-offline/id6496849751)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Go to Pro | $2.99 | per month |
| Go to Pro | $29.99 | per year |
| PRO - Lifetime (Forever) | $14.99 | one-time |


## Frequently asked questions

### Is QRlert free?

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

### Is Attendance Tracker Offline free?

Attendance Tracker Offline is free to download, with in-app purchases available.

### Do QRlert or Attendance Tracker Offline have ads?

Neither QRlert nor Attendance Tracker Offline shows ads.

### Which is updated more often, QRlert or Attendance Tracker Offline?

QRlert ships an update every 3 weeks, and Attendance Tracker Offline every 10 days. Most recently, QRlert was updated on October 5, 2026 and Attendance Tracker Offline on October 14, 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.*