# Smart Vibration Meter・Detector vs LD Atlas

The clearest difference is rating: LD Atlas at 5.0 against Smart Vibration Meter・Detector's 4.1. LD Atlas also leads on in-app purchases (none vs 17) and ads (none vs shown). Smart Vibration Meter・Detector's advantage is ratings volume (27 vs 4). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Smart Vibration Meter・Detector sells 17 in-app purchases, starting at $0.99 per 7 days. LD Atlas asks for nothing beyond the download.

LD Atlas holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Smart Vibration Meter・Detector has 27 ratings behind it against 4, so its average is the more settled of the two.

Smart Vibration Meter・Detector ships an update every 8 months, LD Atlas every 2 months. The most recent releases landed on October 20, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Smart Vibration Meter・Detector | LD Atlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (27 ratings)](https://appshunter.io/ios/app/smart-vibration-meterdetector/id1121590218/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ld-atlas/id1458129589/reviews)** |
| Number of ratings | **27** | 4 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 79 MB | 219 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZipoApps](https://appshunter.io/developer/1671444635) | [PCB Piezotronics, Inc.](https://appshunter.io/developer/1049795372) |

## What reviewers say

### Smart Vibration Meter・Detector

[App page](https://appshunter.io/ios/app/smart-vibration-meterdetector/id1121590218)

This utility app transforms your phone into a seismograph to measure vibrations and detect earthquakes. It displays readings on both the Richter and Mercalli scales, offering insights into seismic activity.

**Highlights:** Measures vibration using phone sensors, Displays readings on Richter scale, Displays readings on Mercalli intensity scale, Acts as a seismic detector, Calibration feature for accuracy, Classifies seismic activity effects

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $0.99 | per 7 days |
| Unlimited access | $1.99 | per 7 days |
| Unlimited access | $2.99 | per 7 days |
| Unlimited access | $3.99 | per 7 days |
| Unlock premuium features | $4.99 | per 7 days |
| Unlock premuium features | $5.99 | per 7 days |
| Unlock premuium features | $6.99 | per 7 days |
| Unlock premuium features | $7.99 | per 7 days |
| Unlock premuium features | $8.99 | per 7 days |
| Unlock premuium features | $9.99 | per year |
| Unlimited access | $19.99 | per year |
| Unlock premuium features | $19.99 | per month |
| Unlimited access | $29.99 | per year |
| Unlock premuium features | $29.99 | per month |
| Unlimited access | $39.99 | per year |
| Unlimited access | $49.99 | per year |
| Ads-Free | $0.99 | one-time |


### LD Atlas

[App page](https://appshunter.io/ios/app/ld-atlas/id1458129589)

This application connects to specific noise dosimeters and vibration meters via Bluetooth or WiFi. It enables users to monitor meter status, perform calibrations, conduct measurements, and generate detailed PDF reports for analysis.

**Highlights:** Bluetooth/WiFi connectivity, Meter status monitoring, Calibration, Measurement execution, Data review, PDF report generation

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Vibration Meter・Detector free?

Smart Vibration Meter・Detector is free to download, with in-app purchases available.

### Is LD Atlas free?

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

### Which has better reviews, Smart Vibration Meter・Detector or LD Atlas?

LD Atlas is rated higher. Smart Vibration Meter・Detector averages 4.1 out of 5 from 27 ratings, while LD Atlas averages 5.0 from 4 ratings.

### Do Smart Vibration Meter・Detector or LD Atlas have ads?

Smart Vibration Meter・Detector shows ads; LD Atlas does not.

### Which is updated more often, Smart Vibration Meter・Detector or LD Atlas?

Smart Vibration Meter・Detector ships an update every 8 months, and LD Atlas every 2 months. Most recently, Smart Vibration Meter・Detector was updated on October 20, 2026 and LD Atlas on October 2, 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.*