# Who Stalks vs Kosmo Application

The clearest difference is review sentiment: Kosmo Application at 43% against Who Stalks's 0%. Kosmo Application also leads on rating (3.7 vs 3.0). Who Stalks's advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Who Stalks sells 4 in-app purchases, starting at $14.99 per month and Kosmo Application sells 7 in-app purchases, starting at $10.00 per month. Whichever you choose, the download price is not the number that matters.

Kosmo Application holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 8 and 3 respectively. Written reviews point the same way: 0% of Who Stalks's written reviews are positive against 43% of Kosmo Application's.

Who Stalks ships an update every 2 months, Kosmo Application monthly. The most recent releases landed on August 30, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Who Stalks | Kosmo Application |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (8 ratings)](https://appshunter.io/ios/app/who-stalks-unfollower-tracker/id6444737364/reviews) | **[3.7 (3 ratings)](https://appshunter.io/ios/app/kosmo-application/id6478313670/reviews)** |
| Number of ratings | **8** | 3 |
| Positive reviews | 0.0% of reviews | **42.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 58 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Chaymae Elghenam](https://appshunter.io/developer/1792877378) | [Kosmo App Pte Ltd](https://appshunter.io/developer/1732513945) |

## What reviewers say

### Who Stalks

[App page](https://appshunter.io/ios/app/who-stalks-unfollower-tracker/id6444737364)

Analyze your Instagram activity to see who unfollowed you, viewed your stories, or interacted with your profile. This app provides accurate follower tracking and insights without storing your account details, processing data locally for enhanced privacy.

**Highlights:** Track unfollowers, See story viewers, Analyze profile interactions, Secure login with local data processing, Real-time activity tracking, Premium subscription for advanced analysis

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Who Stalks Premium | $14.99 | per month |
| Who Stalks Premium | $22.99 | per 6 months |
| Who Stalks Premium | $29.99 | per year |
| Who Stalks Premium | $39.99 | per year |


### Kosmo Application

[App page](https://appshunter.io/ios/app/kosmo-application/id6478313670)

This social networking app facilitates connections based on mutual attraction. Users can discover and interact with others who share similar interests and preferences. It aims to simplify the process of finding compatible individuals for social engagement.

**Highlights:** Mutual attraction-based connections, Discover compatible individuals, User profiles, Messaging, Interest matching

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $10.00 | per month |
| Premium | $22.00 | per month |
| 10 Likes | $1.99 | one-time |
| 20 Likes | $4.99 | one-time |
| SuperLike | $5.00 | one-time |
| 10 Likes | $5.00 | one-time |
| 40 Likes | $9.99 | one-time |


## Frequently asked questions

### Is Who Stalks free?

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

### Is Kosmo Application free?

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

### Which has better reviews, Who Stalks or Kosmo Application?

Kosmo Application is rated higher. Who Stalks averages 3.0 out of 5 from 8 ratings, while Kosmo Application averages 3.7 from 3 ratings.

### Do Who Stalks or Kosmo Application have ads?

Kosmo Application shows ads; Who Stalks does not.

### Which is updated more often, Who Stalks or Kosmo Application?

Who Stalks ships an update every 2 months, and Kosmo Application monthly. Most recently, Who Stalks was updated on August 30, 2026 and Kosmo Application on June 1, 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.*