# SYNQ Prox vs Skull Keeper

The clearest difference is review sentiment: Skull Keeper at 71% against SYNQ Prox's 20%. Skull Keeper also leads on rating (4.0 vs 3.1) and ratings volume (57 vs 12). SYNQ Prox's advantage is update cadence (every 4 months vs every 12 months) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Skull Keeper holds the better App Store score, 4.0 against 3.1. Both are backed by a comparable volume of ratings — 12 and 57 respectively. Written reviews point the same way: 20% of SYNQ Prox's written reviews are positive against 71% of Skull Keeper's.

SYNQ Prox ships an update every 4 months, Skull Keeper every 12 months. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SYNQ Prox | Skull Keeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (12 ratings)](https://appshunter.io/ios/app/synq-prox/id1493689195/reviews) | **[4.0 (57 ratings)](https://appshunter.io/ios/app/skull-keeper/id1497345925/reviews)** |
| Number of ratings | 12 | **57** |
| Positive reviews | 20.0% of reviews | **71.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Free | Free |
| Size | 34 MB | 19 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bitvisory, Inc.](https://appshunter.io/developer/1452005685) | [Marck Apps](https://appshunter.io/developer/561157787) |

## What reviewers say

### SYNQ Prox

[App page](https://appshunter.io/ios/app/synq-prox/id1493689195)

This app allows your mobile device to securely open doors and gates. It integrates with existing access control systems or can function as a standalone system. It utilizes advanced encryption and multiple connectivity options for convenient access.

**Highlights:** Securely open doors and gates, Integrates with Wiegand protocol systems, Standalone access control functionality, AES encryption, Identity management, Bluetooth Low Energy, LTE, and WiFi connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


### Skull Keeper

[App page](https://appshunter.io/ios/app/skull-keeper/id1497345925)

Simplify scoring for the Skull King board game. Track scores, manage players, and resume unfinished games. Enjoy the game without complex calculations, with options to disable animations or hide totals for a thrilling experience. Supports expansion features.

**Highlights:** Skull King score tracking, Player name setup, Resume unfinished games, Disable scoring animations, Hide total points option, Supports expansion features

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

**In-app purchases:** none


## Frequently asked questions

### Is SYNQ Prox free?

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

### Is Skull Keeper free?

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

### Which has better reviews, SYNQ Prox or Skull Keeper?

Skull Keeper is rated higher. SYNQ Prox averages 3.1 out of 5 from 12 ratings, while Skull Keeper averages 4.0 from 57 ratings.

### Do SYNQ Prox or Skull Keeper have ads?

Neither SYNQ Prox nor Skull Keeper shows ads.

### Which is updated more often, SYNQ Prox or Skull Keeper?

SYNQ Prox ships an update every 4 months, and Skull Keeper every 12 months. Most recently, SYNQ Prox was updated on October 9, 2026 and Skull Keeper on October 15, 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.*