# Seismometer vs DeepDays Ticket Scanner

The clearest difference is price: DeepDays Ticket Scanner at Free against Seismometer's $1.99. DeepDays Ticket Scanner also leads on update cadence (fortnightly vs every 13 months). Seismometer's advantage is iOS requirement (8.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

DeepDays Ticket Scanner is free to download; Seismometer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Seismometer ships an update every 13 months, DeepDays Ticket Scanner fortnightly. The most recent releases landed on September 30, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Seismometer | DeepDays Ticket Scanner |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.3 (17 ratings)](https://appshunter.io/ios/app/seismometer/id288966259/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 64.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 3 MB | 41 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FFFF00 Agents AB](https://appshunter.io/developer/288966262) | [CLUBKIT APP SP Z O O](https://appshunter.io/developer/1675317138) |

## What reviewers say

### Seismometer

[App page](https://appshunter.io/ios/app/seismometer/id288966259)

This app uses your device's accelerometer to detect and measure vibrations, shakes, and movements. It calculates the energy of these movements and displays them on a logarithmic scale, offering various signal filters and recording capabilities.

**Highlights:** Measure vibrations and movements, Uses device accelerometer, Calculates energy of movements, Logarithmic scale display, Signal filters, Recordings and CSV export, UDP Streaming

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Sensitive and accurate
- 👍 Great for demonstrating vibrations
- 👍 Useful for photography and audio
- 👍 Visually appealing
- 👍 Clever use of accelerometer

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Inaccurate readings even on flat surfaces
- 🔋 Drains battery quickly
- 🔒 No security or privacy features
- 👎 Limited functionality and customization

**Reported bugs**

- Crashes when trying to view recordings
- Unresponsive controls
- Incompatible with newer iPhone models
- Screen turns off unexpectedly

**Requested features**

- Pause and scroll back through recordings
- Save and email recorded data
- Adjustable sensitivity settings
- Richter scale or other measurement units
- Ability to record and review vibration history


### DeepDays Ticket Scanner

[App page](https://appshunter.io/ios/app/deepdays-ticket-scanner/id6760829271)

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

**In-app purchases:** none


## Frequently asked questions

### Is Seismometer free?

Seismometer costs $1.99, with no in-app purchases.

### Is DeepDays Ticket Scanner free?

DeepDays Ticket Scanner is free to download, with no in-app purchases.

### Do Seismometer or DeepDays Ticket Scanner have ads?

Neither Seismometer nor DeepDays Ticket Scanner shows ads.

### Which is updated more often, Seismometer or DeepDays Ticket Scanner?

Seismometer ships an update every 13 months, and DeepDays Ticket Scanner fortnightly. Most recently, Seismometer was updated on September 30, 2026 and DeepDays Ticket Scanner on September 23, 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.*