# KCSDI vs EasyQSO

KCSDI and EasyQSO 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.

KCSDI ships an update every 3 weeks, EasyQSO monthly. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | KCSDI | EasyQSO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 31 MB | 5 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Chengdu KeChuang Institute of Science and Culture](https://appshunter.io/developer/1690764978) | [进年 贺](https://appshunter.io/developer/1888755894) |

## What reviewers say

### KCSDI

[App page](https://appshunter.io/ios/app/kcsdi/id6667098118)

**Features:** macOS Compatibility

**In-app purchases:** none


### EasyQSO

[App page](https://appshunter.io/ios/app/easyqso/id6761302218)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KCSDI free?

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

### Is EasyQSO free?

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

### Do KCSDI or EasyQSO have ads?

Neither KCSDI nor EasyQSO shows ads.

### Which is updated more often, KCSDI or EasyQSO?

KCSDI ships an update every 3 weeks, and EasyQSO monthly. Most recently, KCSDI was updated on October 13, 2026 and EasyQSO on October 3, 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.*