# Engine Mobile vs CKL SG

The clearest difference is update cadence: CKL SG at every 3 weeks against Engine Mobile's every 2 months. 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.

Engine Mobile ships an update every 2 months, CKL SG every 3 weeks. The most recent releases landed on September 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Engine Mobile | CKL SG |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 61 MB | 79 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ENGINE TECHNOLOGIES PTE. LTD.](https://appshunter.io/developer/1499586675) | [MARITIME TECHNOLOGIES (R&D) PTE. LTD.](https://appshunter.io/developer/1190103871) |

## What reviewers say

### Engine Mobile

[App page](https://appshunter.io/ios/app/engine-mobile/id1499586676)

This app provides shipowners and bunker buyers with tools to analyze fuel procurement strategies. Access real-time market data, benchmark pricing performance, and conduct transactions on a secure platform.

**Highlights:** Centralized knowledge bank, Anonymized transaction data, External information streams, Live news feeds, Pricing performance benchmarking, Global database interrogation, Secure transaction platform

**Features:** macOS Compatibility

**In-app purchases:** none


### CKL SG

[App page](https://appshunter.io/ios/app/ckl-sg/id1560114474)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Engine Mobile free?

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

### Is CKL SG free?

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

### Do Engine Mobile or CKL SG have ads?

Neither Engine Mobile nor CKL SG shows ads.

### Which is updated more often, Engine Mobile or CKL SG?

Engine Mobile ships an update every 2 months, and CKL SG every 3 weeks. Most recently, Engine Mobile was updated on September 24, 2026 and CKL SG on October 7, 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.*