# OneNS vs Fort Digital Carpark System

The clearest difference is update cadence: Fort Digital Carpark System at every 5 days against OneNS's every 2 weeks. Fort Digital Carpark System also leads on iOS requirement (13.0 vs 17.6). 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.

OneNS ships an update every 2 weeks, Fort Digital Carpark System every 5 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | OneNS | Fort Digital Carpark System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (6 ratings)](https://appshunter.io/ios/app/onens/id1619937291/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 106 MB | 40 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MINDEF/SAF](https://appshunter.io/developer/523577540) | [Fort Digital Pte. Ltd.](https://appshunter.io/developer/1807451098) |

## What reviewers say

### OneNS

[App page](https://appshunter.io/ios/app/onens/id1619937291)

This app provides a centralized digital platform for National Service (NS) related services. Users can manage their NS details, apply for deferments, book IPPT, and track their progress. It aims to make the NS experience more convenient and engaging.

**Highlights:** Digital NS services portal, QR Code/Geolocation check-in, View ICT and Mobilisation details, Apply for deferment, Book IPPT, Track NS milestones and awards

**In-app purchases:** none


### Fort Digital Carpark System

[App page](https://appshunter.io/ios/app/fort-digital-carpark-system/id6755291507)

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

**In-app purchases:** none


## Frequently asked questions

### Is OneNS free?

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

### Is Fort Digital Carpark System free?

Fort Digital Carpark System is free to download, with no in-app purchases.

### Do OneNS or Fort Digital Carpark System have ads?

Neither OneNS nor Fort Digital Carpark System shows ads.

### Which is updated more often, OneNS or Fort Digital Carpark System?

OneNS ships an update every 2 weeks, and Fort Digital Carpark System every 5 days. Most recently, OneNS was updated on November 3, 2026 and Fort Digital Carpark System on November 9, 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.*