# ESP SMART 2K vs CK

ESP SMART 2K and CK 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.

ESP SMART 2K ships an update every 13 months, CK every 16 months. The most recent releases landed on September 10, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ESP SMART 2K | CK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 16 months |
| Size | 101 MB | 25 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elite Security Products (ESP)](https://appshunter.io/developer/1154395285) | [CARL KAMMERLING INTERNATIONAL LIMITED](https://appshunter.io/developer/1669128786) |

## What reviewers say

### ESP SMART 2K

[App page](https://appshunter.io/ios/app/esp-smart-2k/id1583690373)

**In-app purchases:** none


### CK

[App page](https://appshunter.io/ios/app/ck-tools/id1669128784)

**In-app purchases:** none


## Frequently asked questions

### Is ESP SMART 2K free?

ESP SMART 2K is free to download, with no in-app purchases.

### Is CK free?

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

### Do ESP SMART 2K or CK have ads?

Neither ESP SMART 2K nor CK shows ads.

### Which is updated more often, ESP SMART 2K or CK?

ESP SMART 2K ships an update every 13 months, and CK every 16 months. Most recently, ESP SMART 2K was updated on September 10, 2026 and CK on September 24, 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.*