# Aura Air vs Stud Finder®

The clearest difference is rating: Stud Finder® at 4.4 against Aura Air's 3.3. Stud Finder® also leads on ratings volume (23K vs 49). Aura Air's advantage is review sentiment (44% vs 8%) and in-app purchases (none vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Stud Finder® sells 3 in-app purchases, starting at $1.99 per 7 days. Aura Air asks for nothing beyond the download.

Stud Finder® holds the better App Store score, 4.4 against 3.3. That said, the two scores are not equally well evidenced: Stud Finder® has 23K ratings behind it against 49, so its average is the more settled of the two. Written reviews complicate that: 44% of Aura Air's written reviews are positive against 8% of Stud Finder®'s, so the app with the better star average is not the one people write more warmly about.

Aura Air ships an update every 4 weeks, Stud Finder® monthly. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Aura Air | Stud Finder® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (49 ratings)](https://appshunter.io/ios/app/aura-air/id1478247036/reviews) | **[4.4 (23K ratings)](https://appshunter.io/ios/app/stud-finder/id1484289588/reviews)** |
| Number of ratings | 49 | **23K** |
| Positive reviews | **43.6% of reviews** | 7.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | **Free** | Freemium |
| Size | 77 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Gilad Kalina](https://appshunter.io/developer/1478247035) | [Tue Nguyen Minh](https://appshunter.io/developer/434811167) |

## What reviewers say

### Aura Air

[App page](https://appshunter.io/ios/app/aura-air/id1478247036)

This app monitors and purifies indoor air quality using a four-stage process. It alerts users to detected hazards, provides solutions, and monitors outdoor air for a comprehensive view of air conditions.

**Highlights:** 4-stage air purification, Real-time air quality monitoring, Hazard detection and alerts, Indoor and outdoor air monitoring, Problem origin identification, Actionable solutions provided

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Informative
- 👍 Great product
- 👍 Convenient
- 👍 Excellent

**What reviewers complain about**

- 🐛 App doesn't work
- 🐛 Cannot sign up
- 🐛 Cannot register or log in
- 🐛 App is dead
- 🐛 No app connection

**Reported bugs**

- App not letting users sign up
- App not connecting, showing errors
- Cannot register or log in
- App not booting up
- Cannot connect device to app via text field or GPS

**Requested features**

- App update to fix bugs
- Physical buttons on the unit
- Local use option before shutdown
- Customer service contact
- Improve outdoor AQI numbers


### Stud Finder®

[App page](https://appshunter.io/ios/app/stud-finder/id1484289588)

Transform your iPhone into a stud finder using its magnetic sensor. Detect magnetic changes indicating screws or nails behind walls with a live graph and sound feedback. Pro version offers unlimited scanning and advanced features.

**Highlights:** Magnetic stud detection, Live signal gauge and graph, Sound and haptic feedback, Adjustable sensitivity (Pro), Unlimited scanning (Pro), Simple illustrated instructions

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stud Finder Pro (Weekly) | $1.99 | per 7 days |
| Stud Finder Pro (Yearly) | $9.99 | per year |
| Pro Features | $1.99 | one-time |

**What reviewers like**

- 🚀 Accurately detects metal objects
- 💡 Innovative use of phone sensors
- 👍 Helpful for specific use cases

**What reviewers complain about**

- 🔒 Aggressive monetization with constant upgrade prompts
- 🐛 Inconsistent and unreliable performance
- 👎 Limited functionality in free version
- 🕰️ Extremely short usage time before lockout

**Reported bugs**

- Fails to detect known metal objects
- Erratic behavior and constant beeping
- Upgrade issues even after purchase

**Requested features**

- Ability to detect wooden studs
- Longer free trial period
- More intuitive user interface


## Frequently asked questions

### Is Aura Air free?

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

### Is Stud Finder® free?

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

### Which has better reviews, Aura Air or Stud Finder®?

Stud Finder® is rated higher. Aura Air averages 3.3 out of 5 from 49 ratings, while Stud Finder® averages 4.4 from 23K ratings.

### Do Aura Air or Stud Finder® have ads?

Neither Aura Air nor Stud Finder® shows ads.

### Which is updated more often, Aura Air or Stud Finder®?

Aura Air ships an update every 4 weeks, and Stud Finder® monthly. Most recently, Aura Air was updated on November 3, 2026 and Stud Finder® on November 12, 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.*