# KTX NEU vs Slib

The clearest difference is update cadence: KTX NEU at every 5 weeks against Slib's every 3 months. KTX NEU also leads on iOS requirement (13.0 vs 15.1). 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.

KTX NEU ships an update every 5 weeks, Slib every 3 months. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | KTX NEU | Slib |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 35 MB | 60 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [NATIONAL ECONOMICS UNIVERSITY](https://appshunter.io/developer/1628040753) | [Khang Tran](https://appshunter.io/developer/1709458766) |

## What reviewers say

### KTX NEU

[App page](https://appshunter.io/ios/app/ktx-neu/id1539254448)

**Features:** macOS Compatibility

**In-app purchases:** none


### Slib

[App page](https://appshunter.io/ios/app/slib/id6468032091)

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

**In-app purchases:** none


## Frequently asked questions

### Is KTX NEU free?

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

### Is Slib free?

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

### Do KTX NEU or Slib have ads?

Neither KTX NEU nor Slib shows ads.

### Which is updated more often, KTX NEU or Slib?

KTX NEU ships an update every 5 weeks, and Slib every 3 months. Most recently, KTX NEU was updated on October 14, 2026 and Slib on October 8, 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.*