# TrackFollows vs Haptic Knock

The clearest difference is in-app purchases: TrackFollows at none against Haptic Knock's 1. TrackFollows also leads on iOS requirement (13.0 vs 17.0). Haptic Knock's advantage is ads (none vs shown) and update cadence (monthly vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Haptic Knock sells 1 one-off in-app purchase. TrackFollows asks for nothing beyond the download.

TrackFollows ships an update every 4 months, Haptic Knock monthly. Both last shipped on October 25, 2026.

## The numbers

| Metric | TrackFollows | Haptic Knock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 96.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 28 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [hyunjoong kim](https://appshunter.io/developer/1821578471) | [kim seongjin](https://appshunter.io/developer/6795362237) |

## What reviewers say

### TrackFollows

[App page](https://appshunter.io/ios/app/trackfollows/id6747464895)

Safely discover who has unfollowed you on Instagram without needing to log in. This app analyzes your follower data through file uploads, providing instant insights into unfollowers and non-followers with visual statistics. It prioritizes user privacy by collecting no personal data and processing all analysis locally.

**Highlights:** Check unfollowers without login, No password or account connection needed, Instant analysis via file upload, Unfollower list with dates, Identify non-followers, Visualized statistics (charts)

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

**In-app purchases:** none


### Haptic Knock

[App page](https://appshunter.io/ios/app/haptic-knock/id6795362235)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pattern share unlock | $1.99 | one-time |


## Frequently asked questions

### Is TrackFollows free?

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

### Is Haptic Knock free?

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

### Do TrackFollows or Haptic Knock have ads?

TrackFollows shows ads; Haptic Knock does not.

### Which is updated more often, TrackFollows or Haptic Knock?

TrackFollows ships an update every 4 months, and Haptic Knock monthly. Most recently, TrackFollows was updated on October 25, 2026 and Haptic Knock on October 25, 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.*