# PKC vs Power Will

The clearest difference is rating: Power Will at 5.0 against PKC's 4.0. Power Will also leads on in-app purchases (none vs 1). PKC's advantage is ads (none vs shown) and update cadence (every 6 days vs fortnightly). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. PKC sells 1 one-off in-app purchase. Power Will asks for nothing beyond the download.

Power Will holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

PKC ships an update every 6 days, Power Will fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | PKC | Power Will |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/pkc-power-check-control/id1540834691/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/power-will/id6737288068/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 70 MB | 55 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Laika Lab](https://appshunter.io/developer/1441875801) | [CARBONCODES LIMITED](https://appshunter.io/developer/1619520379) |

## What reviewers say

### PKC

[App page](https://appshunter.io/ios/app/pkc-power-check-control/id1540834691)

This app analyzes and certifies your car's battery condition, providing a BATTERY CHECK CARA APPROVED certification mark. It requires an official Power Cruise Control OBD kit and a valid VIN license to operate.

**Highlights:** Car status evaluation, Battery condition analysis, BATTERY CHECK CARA APPROVED certification, Requires OBD kit, Requires VIN license

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 PKC Certificate | $30.00 | one-time |


### Power Will

[App page](https://appshunter.io/ios/app/power-will/id6737288068)

This app helps users break unwanted habits and monitor their progress with a straightforward day-by-day tracking system. It provides a simple interface to visualize your journey towards self-improvement.

**Highlights:** Habit control, Day-by-day counter, Progress tracking, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PKC free?

PKC is free to download, with in-app purchases available.

### Is Power Will free?

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

### Which has better reviews, PKC or Power Will?

Power Will is rated higher. PKC averages 4.0 out of 5 from 2 ratings, while Power Will averages 5.0 from 1 ratings.

### Do PKC or Power Will have ads?

Power Will shows ads; PKC does not.

### Which is updated more often, PKC or Power Will?

PKC ships an update every 6 days, and Power Will fortnightly. Most recently, PKC was updated on November 3, 2026 and Power Will on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*