# Service Engine vs QCI One

Service Engine and QCI One are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Service Engine | QCI One |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 4 MB | 79 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Keyplan B.V.](https://appshunter.io/developer/970012040) | [Clapptron Technologies Private Limited](https://appshunter.io/developer/1446260957) |

## What reviewers say

### Service Engine

[App page](https://appshunter.io/ios/app/service-engine/id1246292907)

**Features:** macOS Compatibility

**In-app purchases:** none


### QCI One

[App page](https://appshunter.io/ios/app/qci-one/id6474529497)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Service Engine free?

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

### Is QCI One free?

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

### Do Service Engine or QCI One have ads?

Neither Service Engine nor QCI One shows ads.

### Which is updated more often, Service Engine or QCI One?

Service Engine ships an update every 2 months, and QCI One every 2 months. Most recently, Service Engine was updated on October 7, 2026 and QCI One on September 30, 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.*