# Seismometer+ vs Lidar Larry

The clearest difference is price: Seismometer+ at Free against Lidar Larry's $2.99. Seismometer+ also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Lidar Larry's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

Seismometer+ is free to download; Lidar Larry costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Seismometer+ | Lidar Larry |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.5 (82 ratings)](https://appshunter.io/ios/app/seismometer-plus/id6739265160/reviews)** | — |
| Number of ratings | **82** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Monetization | Ad-supported | — |
| Size | 3 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [UniCom Technology](https://appshunter.io/developer/1270764210) | [AARON MONTANO](https://appshunter.io/developer/1871988730) |

## What reviewers say

### Seismometer+

[App page](https://appshunter.io/ios/app/seismometer-plus/id6739265160)

Transform your device into a powerful seismometer to measure and visualize vibrations in real time. Track tremors, analyze surface stability, and explore the unseen movements around you with intuitive graphical displays. Perfect for science enthusiasts and the curious.

**Highlights:** Real-time X, Y, Z axis acceleration graphs, Cumulative vibration intensity analysis, Adjustable long-term data recording intervals, Dark mode display, Customizable graph update rates and sensitivity

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

**In-app purchases:** none


### Lidar Larry

[App page](https://appshunter.io/ios/app/lidar-larry/id6782511676)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Seismometer+ free?

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

### Is Lidar Larry free?

Lidar Larry costs $2.99, with no in-app purchases.

### Do Seismometer+ or Lidar Larry have ads?

Seismometer+ shows ads; Lidar Larry does not.

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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.*