# Zetlog vs Absence Tracker

The clearest difference is in-app purchases: Absence Tracker at none against Zetlog's 8. Absence Tracker also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (15.0 vs 17.4). On price, ads and device support there is nothing between them.

Both are free to download. Zetlog sells 8 in-app purchases, starting at $2.99 per 7 days. Absence Tracker asks for nothing beyond the download.

Zetlog ships an update every 3 weeks, Absence Tracker every 4 days. The most recent releases landed on October 8, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Zetlog | Absence Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (15 ratings)](https://appshunter.io/ios/app/zetlog-online-tracker/id6445889775/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 15.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 23 MB |
| Requires iOS | 17.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SUPERSKY APPS LIMITED](https://appshunter.io/developer/1625601592) | [ALI OSMAN SAHIN](https://appshunter.io/developer/6793120351) |

## What reviewers say

### Zetlog

[App page](https://appshunter.io/ios/app/zetlog-online-tracker/id6445889775)

This app allows you to monitor your online activity and track when contacts go online or offline. It functions as an activity monitor for your digital presence. Review the terms and privacy policy for usage details.

**Highlights:** Monitor online activity, Track online status, Track offline status, Activity monitoring, Status tracking

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Weekly 3 | $4.99 | per 7 days |
| Weekly 5 | $6.99 | per 7 days |
| Monthly | $8.99 | per month |
| Monthly 3 | $14.99 | per month |
| Monthly 5 | $19.99 | per month |
| Extra 1 Number | $2.99 | one-time |
| Extra 2 Numbers | $3.99 | one-time |


### Absence Tracker

[App page](https://appshunter.io/ios/app/absence-tracker/id6793120349)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zetlog free?

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

### Is Absence Tracker free?

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

### Do Zetlog or Absence Tracker have ads?

Neither Zetlog nor Absence Tracker shows ads.

### Which is updated more often, Zetlog or Absence Tracker?

Zetlog ships an update every 3 weeks, and Absence Tracker every 4 days. Most recently, Zetlog was updated on October 8, 2026 and Absence Tracker on October 21, 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.*