# HK MarkSix Guide vs 49 Tracker

The clearest difference is ads: HK MarkSix Guide at none against 49 Tracker's shown. 49 Tracker's advantage is update cadence (every 2 days vs every 6 months) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

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

HK MarkSix Guide ships an update every 6 months, 49 Tracker every 2 days. Both last shipped on October 8, 2026.

## The numbers

| Metric | HK MarkSix Guide | 49 Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 days** |
| Size | 33 MB | 29 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [YIU WING NG](https://appshunter.io/developer/1454513690) | [明玲 徐](https://appshunter.io/developer/1887198901) |

## What reviewers say

### HK MarkSix Guide

[App page](https://appshunter.io/ios/app/hk-marksix-guide/id6746738751)

**Features:** macOS Compatibility

**In-app purchases:** none


### 49 Tracker

[App page](https://appshunter.io/ios/app/49-tracker/id6761814108)

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

**In-app purchases:** none


## Frequently asked questions

### Is HK MarkSix Guide free?

HK MarkSix Guide is free to download, with no in-app purchases.

### Is 49 Tracker free?

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

### Do HK MarkSix Guide or 49 Tracker have ads?

49 Tracker shows ads; HK MarkSix Guide does not.

### Which is updated more often, HK MarkSix Guide or 49 Tracker?

HK MarkSix Guide ships an update every 6 months, and 49 Tracker every 2 days. Most recently, HK MarkSix Guide was updated on October 8, 2026 and 49 Tracker on October 8, 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.*