# CoChecker vs Stud Finder Wall Detector Tool

The clearest difference is review sentiment: CoChecker at 50% against Stud Finder Wall Detector Tool's 6%. CoChecker also leads on in-app purchases (none vs 12) and iOS requirement (12.0 vs 16.0). Stud Finder Wall Detector Tool's advantage is rating (4.1 vs 2.7) and ratings volume (250 vs 3). On price, ads and device support there is nothing between them.

Both are free to download. Stud Finder Wall Detector Tool sells 12 in-app purchases, starting at $9.99 per 7 days. CoChecker asks for nothing beyond the download.

Stud Finder Wall Detector Tool holds the better App Store score, 4.1 against 2.7. That said, the two scores are not equally well evidenced: Stud Finder Wall Detector Tool has 250 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 50% of CoChecker's written reviews are positive against 6% of Stud Finder Wall Detector Tool's, so the app with the better star average is not the one people write more warmly about.

CoChecker ships an update every 3 weeks, Stud Finder Wall Detector Tool every 9 days. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CoChecker | Stud Finder Wall Detector Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/cochecker/id1048961367/reviews) | **[4.1 (250 ratings)](https://appshunter.io/ios/app/stud-finder-wall-detector-tool/id6477968944/reviews)** |
| Number of ratings | 3 | **250** |
| Positive reviews | **50.0% of reviews** | 6.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | **Free** | Subscription |
| Size | 4 MB | 19 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Kane Asia Inc.](https://appshunter.io/developer/1542732944) | [Optimize IT](https://appshunter.io/developer/1671426874) |

## What reviewers say

### CoChecker

[App page](https://appshunter.io/ios/app/cochecker/id1048961367)

This utility app transmits data through your device's audio jack. It is currently compatible with select high-end devices.

**Highlights:** Data transmission via audio jack, Compatible with select devices, Utility function

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

**In-app purchases:** none


### Stud Finder Wall Detector Tool

[App page](https://appshunter.io/ios/app/stud-finder-wall-detector-tool/id6477968944)

This multi-tool app helps you find studs, measure angles, and check levels with precision. It offers real-time visual, sound, and haptic alerts, along with an Apple Watch companion for convenient monitoring. Built-in tutorials guide you through its features.

**Highlights:** Magnetic stud finder with multiple presets, Accurate bubble level for surfaces, Advanced angle finder for measurements, Customizable sound and haptic feedback, Apple Watch companion app, Detailed visual indicators, Built-in tutorials and guides

**Features:** Apple Watch app

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $9.99 | per 7 days |
| Weekly | $9.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |
| Weekly | $12.99 | per 7 days |
| Monthly Pro | $17.99 | per month |
| Monthly | $19.99 | per month |
| Annual Pro | $29.99 | per year |
| Annual | $29.99 | per year |
| Annual VIP | $29.99 | per year |
| Annual VIP | $49.99 | per year |
| Monthly VIP | $49.99 | per month |
| Annual VIP | $99.99 | per year |

**What reviewers like**

- 👍 Worked great once
- 👍 Found the stud so fast
- 👍 Accurate stud finding

**What reviewers complain about**

- 👎 Does not work
- 👎 Scam app
- 👎 Waste of money
- 👎 Cannot cancel subscription
- 👎 Charged immediately

**Reported bugs**

- App falsely identifies studs when phone is in the air
- Scan never starts working
- Unable to cancel subscription
- Charged despite attempting to cancel
- App does not work

**Requested features**

- Improve accuracy on wood studs
- Provide clear instructions on how to use the app
- Offer a reliable cancellation method
- Add support for wood studs
- Fix the 'Start Scan' button issue


## Frequently asked questions

### Is CoChecker free?

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

### Is Stud Finder Wall Detector Tool free?

Stud Finder Wall Detector Tool is free to download, with in-app purchases available.

### Which has better reviews, CoChecker or Stud Finder Wall Detector Tool?

Stud Finder Wall Detector Tool is rated higher. CoChecker averages 2.7 out of 5 from 3 ratings, while Stud Finder Wall Detector Tool averages 4.1 from 250 ratings.

### Do CoChecker or Stud Finder Wall Detector Tool have ads?

Neither CoChecker nor Stud Finder Wall Detector Tool shows ads.

### Which is updated more often, CoChecker or Stud Finder Wall Detector Tool?

CoChecker ships an update every 3 weeks, and Stud Finder Wall Detector Tool every 9 days. Most recently, CoChecker was updated on October 15, 2026 and Stud Finder Wall Detector Tool on October 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.*