# OnWa Last Seen Chat Tracker vs DeterCam

The clearest difference is in-app purchases: DeterCam at none against OnWa Last Seen Chat Tracker's 4. DeterCam also leads on update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OnWa Last Seen Chat Tracker sells 4 in-app purchases, starting at $3.99 per 7 days. DeterCam asks for nothing beyond the download.

OnWa Last Seen Chat Tracker ships an update every 2 months, DeterCam fortnightly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OnWa Last Seen Chat Tracker | DeterCam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (40 ratings)](https://appshunter.io/ios/app/onwa-last-seen-chat-tracker/id6751362929/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 71 MB | 69 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Enes Unal](https://appshunter.io/developer/1486149233) | [Innovation Factory Limited](https://appshunter.io/developer/915950101) |

## What reviewers say

### OnWa Last Seen Chat Tracker

[App page](https://appshunter.io/ios/app/onwa-last-seen-chat-tracker/id6751362929)

This app monitors WhatsApp online and offline activity for up to 10 contacts. It provides real-time alerts, detailed reports on login times, duration, and frequency of use. The service prioritizes user privacy by only using publicly available data.

**Highlights:** WhatsApp online/offline tracking, Real-time alerts for activity, Track up to 10 users, Detailed daily reports and statistics, View past activity history, Privacy-focused data handling

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnWa Weekly Subscription | $3.99 | per 7 days |
| OnWa Weekly Subscription | $4.99 | per 7 days |
| OnWa Monthly Subscription | $7.99 | per month |
| OnWa Monthly Subscription | $9.99 | per month |


### DeterCam

[App page](https://appshunter.io/ios/app/detercam/id6755047064)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnWa Last Seen Chat Tracker free?

OnWa Last Seen Chat Tracker is free to download, with in-app purchases available.

### Is DeterCam free?

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

### Do OnWa Last Seen Chat Tracker or DeterCam have ads?

Neither OnWa Last Seen Chat Tracker nor DeterCam shows ads.

### Which is updated more often, OnWa Last Seen Chat Tracker or DeterCam?

OnWa Last Seen Chat Tracker ships an update every 2 months, and DeterCam fortnightly. Most recently, OnWa Last Seen Chat Tracker was updated on October 30, 2026 and DeterCam on October 24, 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.*