# StringsSG vs The Ridge Mobile Key

The clearest difference is update cadence: The Ridge Mobile Key at weekly against StringsSG's every 20 months. The Ridge Mobile Key also leads on iOS requirement (13.0 vs 15.0). 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.

StringsSG ships an update every 20 months, The Ridge Mobile Key weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | StringsSG | The Ridge Mobile Key |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Weekly** |
| Monetization | Free | — |
| Size | 38 MB | 63 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STRINGSSG PTE LTD](https://appshunter.io/developer/1347513243) | [Trevo Pte Ltd](https://appshunter.io/developer/1777756379) |

## What reviewers say

### StringsSG

[App page](https://appshunter.io/ios/app/stringssg/id1347513244)

Easily book a variety of home and professional services, including aircon maintenance, personal training, and handyman assistance. Find reliable service providers for your needs.

**Highlights:** Book aircon service, Hire personal trainers, Find part-time helpers, Schedule handyman services, Access professional services

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

**In-app purchases:** none


### The Ridge Mobile Key

[App page](https://appshunter.io/ios/app/the-ridge-mobile-key/id6760285440)

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

**In-app purchases:** none


## Frequently asked questions

### Is StringsSG free?

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

### Is The Ridge Mobile Key free?

The Ridge Mobile Key is free to download, with no in-app purchases.

### Do StringsSG or The Ridge Mobile Key have ads?

Neither StringsSG nor The Ridge Mobile Key shows ads.

### Which is updated more often, StringsSG or The Ridge Mobile Key?

StringsSG ships an update every 20 months, and The Ridge Mobile Key weekly. Most recently, StringsSG was updated on October 24, 2026 and The Ridge Mobile Key on October 28, 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.*