# RULER HK APP vs twinityltd

The clearest difference is update cadence: twinityltd at every 2 months against RULER HK APP's every 9 months. RULER HK APP's advantage is iOS requirement (10.3 vs 12.0). On price, ads, 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.

RULER HK APP ships an update every 9 months, twinityltd every 2 months. The most recent releases landed on October 18, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | RULER HK APP | twinityltd |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 97 MB | 39 MB |
| Requires iOS | **10.3** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duika Technology Company Limited](https://appshunter.io/developer/1674980434) | [Makemark Intelligence Global Holdings Limited](https://appshunter.io/developer/1554432453) |

## What reviewers say

### RULER HK APP

[App page](https://appshunter.io/ios/app/ruler-hk-app/id6452014210)

**Features:** macOS Compatibility

**In-app purchases:** none


### twinityltd

[App page](https://appshunter.io/ios/app/twinityltd/id6599238421)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is RULER HK APP free?

RULER HK APP is free to download, with no in-app purchases.

### Is twinityltd free?

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

### Do RULER HK APP or twinityltd have ads?

Neither RULER HK APP nor twinityltd shows ads.

### Which is updated more often, RULER HK APP or twinityltd?

RULER HK APP ships an update every 9 months, and twinityltd every 2 months. Most recently, RULER HK APP was updated on October 18, 2026 and twinityltd on October 2, 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.*