# AC_thing vs Stud Finder

The clearest difference is in-app purchases: AC_thing at none against Stud Finder's 3. Stud Finder's advantage is update cadence (every 3 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stud Finder sells 3 in-app purchases, starting at $4.99 per 7 days. AC_thing asks for nothing beyond the download.

AC_thing ships an update every 6 weeks, Stud Finder every 3 weeks. The most recent releases landed on October 6, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | AC_thing | Stud Finder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 18 MB | 8 MB |
| Requires iOS | 17.6 | **16.6** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Dave Fox](https://appshunter.io/developer/414816486) | [Yunus Emre Ozbagdatli](https://appshunter.io/developer/1772068107) |

## What reviewers say

### AC_thing

[App page](https://appshunter.io/ios/app/ac-thing/id6739003563)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Stud Finder

[App page](https://appshunter.io/ios/app/stud-finder-wall-scanner/id6747498660)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $12.99 | per month |
| Annual Subscription | $29.99 | per year |


## Frequently asked questions

### Is AC_thing free?

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

### Is Stud Finder free?

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

### Do AC_thing or Stud Finder have ads?

Neither AC_thing nor Stud Finder shows ads.

### Which is updated more often, AC_thing or Stud Finder?

AC_thing ships an update every 6 weeks, and Stud Finder every 3 weeks. Most recently, AC_thing was updated on October 6, 2026 and Stud Finder on September 20, 2026.

---

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