# Material Verification vs KTRN 4G

The clearest difference is update cadence: KTRN 4G at every 5 days against Material Verification's every 2 months. Material Verification's advantage is iOS requirement (13.0 vs 15.5). 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.

Material Verification ships an update every 2 months, KTRN 4G every 5 days. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Material Verification | KTRN 4G |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 36 MB | 61 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SCIO SOLUTIONS LTD](https://appshunter.io/developer/965758602) | [KT RWANDA NETWORKS LT](https://appshunter.io/developer/1389757839) |

## What reviewers say

### Material Verification

[App page](https://appshunter.io/ios/app/material-verification/id1309459136)

**Features:** macOS Compatibility

**In-app purchases:** none


### KTRN 4G

[App page](https://appshunter.io/ios/app/ktrn-4g/id6757383938)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Material Verification free?

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

### Is KTRN 4G free?

KTRN 4G is free to download, with no in-app purchases.

### Do Material Verification or KTRN 4G have ads?

Neither Material Verification nor KTRN 4G shows ads.

### Which is updated more often, Material Verification or KTRN 4G?

Material Verification ships an update every 2 months, and KTRN 4G every 5 days. Most recently, Material Verification was updated on September 24, 2026 and KTRN 4G on September 14, 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.*