# CalcTabs vs Attendance Tracker Offline

The clearest difference is in-app purchases: CalcTabs at none against Attendance Tracker Offline's 3. CalcTabs also leads on iOS requirement (12.0 vs 16.0). Attendance Tracker Offline's advantage is ads (none vs shown). On price 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. CalcTabs asks for nothing beyond the download.

## The numbers

| Metric | CalcTabs | Attendance Tracker Offline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 10 days |
| Size | 33 MB | 45 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Black Flame Digital LTD](https://appshunter.io/developer/1574229330) | [Pham Minh Kha](https://appshunter.io/developer/1639024793) |

## What reviewers say

### CalcTabs

[App page](https://appshunter.io/ios/app/calctabs/id6467405854)

**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 CalcTabs free?

CalcTabs 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 CalcTabs or Attendance Tracker Offline have ads?

CalcTabs shows ads; Attendance Tracker Offline does not.

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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.*