CAL vs OneNS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CAL
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For Cogent Automotive ops team and Customers [Tips] The real-time location tracking of orders during transportation will continue to use GPS positioning services. When switching to the background, the GPS link will still be maintained, which will consume more power than other operations.
OneNS
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.
- Digital NS services portal
- QR Code/Geolocation check-in
- View ICT and Mobilisation details
- Apply for deferment
- Book IPPT
- Track NS milestones and awards
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This application is a service of the Government of Singapore, proudly brought to you by MINDEF/SAF. OneNS serves as a one-stop touchpoint for NS-related digital services to make the NS experience a more engaging and convenient one. You can use OneNS to: - In-Pro speedily via instant QR Code/Geolocation for ICT and Mobilisation - Stay updated on relevant matters like your ICT, Manning and Mobilisation details and excuse/deferment status - Apply for deferment, book IPPT conveniently from your mobile phone - Track your progress easily by viewing key NS milestones like awards and monetary disbursements - And many more features to come With OneNS, you can access your NS services easily and get things done on the go. Having trouble? Please contact us at contact@ns.gov.sg. This app is optimised for iOS 11.0 and above.
Screenshots
Verdict
The clearest difference is update cadence: OneNS at every 2 weeks against CAL's every 41 months. CAL's advantage is iOS requirement (9.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CAL ships an update every 41 months, OneNS every 2 weeks. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.
| Parameter | CAL | OneNS |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.8 (6 ratings) — better |
| Number of ratings | — | 6 — better |
| Update frequency | Every 41 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 29 MB | 106 MB |
| Age rating | 4+ | 4+ |
| Developer | Cogent Holdings Pte Ltd | MINDEF/SAF |
In-app purchases
CAL
No in-app purchases
OneNS
No in-app purchases
