# K vs Viewtech

The clearest difference is update cadence: Viewtech at every 3 months against K's every 8 months. K's advantage is iOS requirement (12.4 vs 17.0). 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.

K ships an update every 8 months, Viewtech every 3 months. The most recent releases landed on October 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | K | Viewtech |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Size | 242 MB | 128 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KANION GROUP CO.,LIMITED](https://appshunter.io/developer/1558417268) | [Viewtech](https://appshunter.io/developer/1108507224) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-premium/id6450885221)

**Features:** macOS Compatibility

**In-app purchases:** none


### Viewtech

[App page](https://appshunter.io/ios/app/viewtech/id6749441978)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is K free?

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

### Is Viewtech free?

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

### Do K or Viewtech have ads?

Neither K nor Viewtech shows ads.

### Which is updated more often, K or Viewtech?

K ships an update every 8 months, and Viewtech every 3 months. Most recently, K was updated on October 7, 2026 and Viewtech on September 18, 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.*