# EXTENSION.app (Stickers) vs PK

The clearest difference is rating: EXTENSION.app (Stickers) at 5.0 against PK's 3.0. EXTENSION.app (Stickers) also leads on update cadence (every 6 weeks vs every 6 months). PK's advantage is in-app purchases (none vs 4) and iOS requirement (17.6 vs 26.0). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. EXTENSION.app (Stickers) sells 4 in-app purchases, starting at $0.99 per month. PK asks for nothing beyond the download.

EXTENSION.app (Stickers) holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

EXTENSION.app (Stickers) ships an update every 6 weeks, PK every 6 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | EXTENSION.app (Stickers) | PK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/extensionapp-stickers/id6477477044/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/pk-connect/id6745569374/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | Free | Free |
| Size | 9 MB | 142 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [X.app](https://appshunter.io/developer/1397532342) | [City of Poughkeepsie](https://appshunter.io/developer/1769025188) |

## What reviewers say

### EXTENSION.app (Stickers)

[App page](https://appshunter.io/ios/app/extensionapp-stickers/id6477477044)

Enhance your iMessage and FaceTime conversations with a diverse collection of stickers. Easily access and apply them directly within your messaging and video calls.

**Highlights:** iMessage stickers integration, iMessage camera effects, FaceTime call effects, Easy access within apps, Wide variety of stickers

**Features:** Family Sharing, iMessage stickers, Fun Camera support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EXTENSION+ Monthly | $0.99 | per month |
| EXTENSION+ Monthly for Family | $1.99 | per month |
| EXTENSION+ Yearly | $9.99 | per year |
| EXTENSION+ Yearly for Family | $19.99 | per year |


### PK

[App page](https://appshunter.io/ios/app/pk-connect/id6745569374)

Access city services, local events, and real-time updates. Submit service requests and receive important notifications about community projects and emergencies.

**Highlights:** Access city services, View local event information, Submit service requests, Receive real-time notifications, Stay informed on city projects, Emergency alerts

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

**In-app purchases:** none


## Frequently asked questions

### Is EXTENSION.app (Stickers) free?

EXTENSION.app (Stickers) is free to download, with in-app purchases available.

### Is PK free?

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

### Which has better reviews, EXTENSION.app (Stickers) or PK?

EXTENSION.app (Stickers) is rated higher. EXTENSION.app (Stickers) averages 5.0 out of 5 from 1 ratings, while PK averages 3.0 from 1 ratings.

### Do EXTENSION.app (Stickers) or PK have ads?

Neither EXTENSION.app (Stickers) nor PK shows ads.

### Which is updated more often, EXTENSION.app (Stickers) or PK?

EXTENSION.app (Stickers) ships an update every 6 weeks, and PK every 6 months. Most recently, EXTENSION.app (Stickers) was updated on November 4, 2026 and PK on October 30, 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.*